Computer architecture assignment jobs
I've recently purchased a new Windows PC, and the built-in webcam isn't being recognized by the system. The issue: - The webcam is not being detected by the computer. - I have verified that the webcam is properly connected. I need an experienced professional to: - Diagnose the cause of the recognition issue. - Resolve the problem so the webcam can be used without any hitches. Ideal Skills: - Extensive experience in troubleshooting Windows PC hardware. - Proficient in diagnosing webcam recognition issues. - Excellent problem-solving skills.
I'm seeking a talented full Stack developer who can create an innovative app for iOS, Android, and web. ...messaging and e-commerce capabilities. - Experience in implementing user authentication measures. - Previous experience working with Artificial Intelligence. AI Integration: - Incorporation of Natural Language Processing to make the app user-friendly and communicative. - Use of Machine Learning techniques to enhance the app's adaptive learning capabilities. - Experience with Computer Vision for implementing image recognition and processing features. Ideal candidates should have a diverse technological skill set and a strong background in app development, particularly in the areas of artificial intelligence and machine learning. Let's cre...
For this exciting new assignment, I'm seeking a Photoshop master able to ace object retouching, specifically focusing on human subject's face and skin. I require someone to update 'before and after' posts for my Instagram feed. Ideal Skills: - Exceptional proficiency in Photoshop. - Proven experience in object retouching, mainly on human subjects. - Specialization in altering face and skin aspects within photos. Responsibilities Include: - Revamp 'before and after' Instagram images through object retouching. - Concentrate enhancement on the face and skin areas of human subjects. - Deliver design edits that are engaging and visually appealing. This project will rely on clear communication and promises to be a wonderful opportunity for anyone specia...
...relevant data protection regulations. Non-Functional Requirements 1. Usability: • The interface should be user-friendly and intuitive, allowing for easy navigation and operation by users of varying technical proficiency. 2. Reliability: • The system should be reliable, with minimal downtime and the ability to handle multiple bookings simultaneously without errors. 3. Scalability: • The architecture should support scalability, allowing for future expansion in terms of features, users, and data volume. 4. Performance: • The system should be optimized for fast response times, especially for booking operations and calendar updates. 5. Security: • Implement robust security measures to protect user data and prevent unauthorized access. Compliance a...
...design unique bottomwear pieces that align with Verve Clothing's brand identity. 2. Trend Awareness: Stay updated with current fashion trends, especially in bottomwear, and incorporate them innovatively into designs. 3. Color Sense: Strong understanding of color theory and the ability to create visually appealing color palettes for bottomwear collections. 4. Software Proficiency: Proficient in CAD (Computer-Aided Design) software for creating technical drawings and Adobe Creative Suite (Illustrator, Photoshop) for design presentations and mock-ups. 5. Portfolio: A diverse portfolio showcasing previous bottomwear designs, demonstrating creativity, attention to detail, and understanding of trends. 6. Collaboration: Ability to collaborate effectively with the design team, patte...
...third-party platforms. Essential Features: Robust screen sharing (primary focus) Secure 1:1 video meetings Ability for remote screen access Crucial Skills & Experience: Proven web development expertise, ideally with video platform experience Deep knowledge of WebRTC or similar real-time communication technologies Strong emphasis on privacy and security (GDPR compliance) Understanding of scalable architecture to accommodate growth Bidding Process: Submit your portfolio showcasing experience in developing custom video solutions. Provide an estimated project timeline. Include your detailed bid outlining cost breakdowns (e.g., hourly rate, feature-based pricing). We'll carefully evaluate all bids based on experience, proposed solutions, and cost-effectiveness....
I am in need of a data engineer with strong design architecture skills to create a databrics UI UX prototype for the primary purpose of processing flat and text files. Steps - create a generic pipeline that can process data files from multiple formats and frequency upto 1 tb/day. Create the design in databrics UI. There should be multiple approaches/architectures to design the requirements. This project specifically targets data engineers, requiring the design to enhance how they interact with data and improve efficiency in their daily tasks. Your role will encompass: - Designing an interface that simplifies the data ingestion process - Crafting intuitive tools for effective data transformation - Integrating seamless data integration functionalities within the prototype A pr...
I'm experiencing an issue on my Windows computer where the record button doesn't display during Microsoft Teams Standard (part of Microsoft 365) meetings. I'm looking for some professional assistance to troubleshoot and resolve this quickly so my meetings can run smoothly without any hiccups. Ideal skills for this task should include: * Expertise in Microsoft Teams functionalities * Proficiency with Windows troubleshooting * Experience with Microsoft 365 Please also mention any similar issues you've resolved in the past with Teams during your application.
Position Overview: We are searching for an experienced Senior MERN Stack Developer to lead our development efforts. Your expertise will drive the creation of cutting-edge web applications while mentoring junior developers and contributing to technical strategy. Key Responsibilities: • Lead and participate in the architecture, design, and development of complex applications. • Mentor and guide junior developers, fostering skill development and growth. • Collaborate with cross-functional teams to define technical roadmaps and strategies. • Conduct code reviews and ensure adherence to coding standards and best practices. • Stay updated with emerging technologies and advocate for their integration. • Develop and maintain robust and scalable web applicatio...
...structs to compare a specific Photo structure's data member of the Photos collection. You must implement 2 CompareXXX structs. At least one must be unique and not shown in the class diagram. There are plenty of attributes in the Photo structure to use. Pick one (or two). Photos is the home-grown container to store results of parsing the JSON reply. You implemented something like this in a previous assignment. DeleteMemory is a function to be used to free all dynamically allocated memory when required (before a new API call?). The jsonData member is used to store the JSON reply from the API call (just like we have done in the past). All dynamic memory is to be freed. Any memory leaks will reduce your overall score. Please watch the videos in this module for a demonstration on...
We are looking for a full-time dedicated resource. Responsibilities: Work with development teams and product managers to ideate software solutions Design client-side and server-side architecture Build the front-end of applications through appealing visual design Develop and manage well-functioning databases and applications Write and document effective APIs Test software to ensure responsiveness and efficiency Troubleshoot, debug and upgrade software Create security and data protection settings Build features and applications with a mobile responsive design Write technical documentation Work with data scientists and analysts to improve software Requirements: Proven experience as a Full Stack Developer or similar role Experience developing desktop and mobile applications Familiarity ...
We are looking for React Native Developer who can support us for 8 hou...with a strong portfolio of successful mobile applications. ï‚· Expertise in React Native, ReactJs, JavaScript, TypeScript, HTML5, and CSS3 , with in-depth knowledge of the mobile app development ecosystem. ï‚· Knowledge in mobile app publishing workflow – Android/iOS ï‚· Familiar with native build tools, like XCode and Android Studio, and build/deployment automation. ï‚· Proficiency in mobile app architecture, design patterns, and best practices. ï‚· Advanced knowledge of state management libraries such as Redux, MobX, or similar. ï‚· Outstanding problem-solving skills and the ability to resolve complex technical issues. ï‚· Strong understanding of RESTful APIs, asynchronous programming, and backend integration.
Project is 2 parts. 1 is to develop a sampler, which can record and play back audio from different banks. 2 is to deploy a virtual audio mixer that is can re-route audio that is played from the computer into the computer microphone.
I'm in need of a highly skilled Python developer with specific experience in contour detection. The challenge is to write efficient code that successfully detects contours of geometric shapes within complex image scenes. - The code must be written in Pytho...optimized to identify and isolate geometric shapes, particularly in the context of recognizing playing cards within an image containing multiple cards. - Upon successful contour detection, the code should output card images extracted from the original image, hence experience in image processing is highly required. Ideal candidates will have a strong background in Python, image processing and computer vision. Proven experience with projects that require contour detection is a big plus. Please provide examples of similar wo...
...between frontend and backend components. Keep abreast of latest trends and advancements in Python development and contribute to continuous improvement of development processes. Requirements: Bachelor's degree in Computer Science, Engineering, or related field. Proven experience as a Python Developer or Python Engineer, with expertise in backend development. Strong proficiency in Python programming language and knowledge of Python frameworks such as Django or Flask. Experience working with databases such as PostgreSQL, MySQL, or MongoDB. Familiarity with RESTful APIs, microservices architecture, and version control systems (e.g., Git). Excellent problem-solving skills and ability to work in a fast-paced, collaborative environment. Effective communication skills and ab...
...on Debian. The relevant code looks like this: pactl subscribe | grep --line-buffered "sink" | while read -r UNUSED_LINE; do /home/user/.local/bin/ ; done; This script worked fine on the first computer I used it on. However, on a second computer, it's not working well. The problem seems to be that on the second computer, volume changes are detected twice. For example, when I click the "Volume Up" button on my keyboard, the initial 2 lines of output from command "pactl subscribe" are duplicates: Event 'change' on sink #1 Event 'change' on sink #1 On the original computer, there was only one line of output for each "Volume Up" click. Note that both these computers have the same operating syste...
The assignment is extremely simple: I want NextJS to work on a namecheap server. Your job is to find the right plan (if it's possible on shared hosting then let's do it there) There are multiple ways you can try: - docker - simply uploading the compiled bundle (for now only the front end is important) - simply installing NextJS manually through SSH All I care about is that it happens as fast as possible and that you document the steps necessary. I will give you login credentials. Job Requirements: - Log into existing hosting account without an existing domain registration - Proficiently install and configure on Namecheap platform - Important functionalities to be included: server-side rendering, static site generation, and API routes setup Skills and Experience: - Ex...
...pay-as-you-go models. Additionally, proficiency in API development over cloud platforms like Azure is essential for this role. Key Responsibilities: * Collaborate with the development team and stakeholders to understand business requirements and translate them into technical solutions. * Design scalable, high-performance SAAS architecture that meets the needs of our platform and aligns with industry best practices. * Develop detailed technical specifications, including system architecture diagrams, data models, and API definitions. * Lead the implementation of backend solutions using Django, ensuring code quality, scalability, and security. * Design and implement intuitive user interfaces using React, focusing on usability and responsiveness. * Integrate payment gateways ...
As a homeowner, I'm looking for a landscape ...experience extends beyond design, showing practical understanding of things like high-efficiency sprinkler systems and knowledge about diverse plant types suitable for gardening beds. - Project Scope: The primary task consists of revamping the existing, outdated design while considering the efficiency and possible modernization of the present sprinkler system. An assessment of this is part of the assignment. - Essential Elements: Regardless of this being a contemporary design project, it should include fundamental elements such as an outdoor seating area, water features, and gardening beds. It's essential that you share a well-defined action plan, timeline, and pricing estimate. Let's transform this space into a contem...
I need a tool that can create and populate a 2D space with various building and architecture components. This project is focused on foundation pods built for irregular shapes. Ideal skills and experience: - Proficient in 2D architecture design - Experience with component creation and population - Able to customize designs to fit random shapes - Familiar with foundation pod design Please note that this tool should automatically fill the space with both fully fledged and partial components - fully fledged architecture components will be prioritized.
...suspect there might be some employees responsible for this issue. Here are the specific tasks I need help with: - Identify the reason causing the discrepancy - Fix the balance mismatch issue - Establish best practices to prevent such issues from reoccurring Though I am not sure about the exact symptoms or errors related to the issue, I can provide full cooperation and shared access to one computer to diagnose and resolve the problem. Ideal freelancers for this job need: - Excellent troubleshooting skills - In-depth knowledge and expertise in Sage 300 - Strong experience with record reconciliation - Ability to establish strong financial management practices and procedures. Your assistance will tremendously help us streamline our financial processes and prevent this kind of...
...Thus, freelancer would potentially need to recover data without a concrete backup. - Focus Area: The restoration project will primarily focus on the home page. However, capabilities to restore other areas will be appreciated. Skills and Experience: - Proficient in website development and data recovery techniques. - Good understanding of website structures to ensure restored content matches old architecture. - Experience in similar projects or website restorations is a major plus. - Strong attention to detail to ensure full recovery of website content. - Candidates who can work under potential constraints, such as lack of backups, are highly preferred. Your role will involve recapturing the essence of the original site through the restoration of the primary content. The goal is ...
...Management of group or individual savings schemes - Loyalty program management (coupons, promotional offers, rewards) 3. Access Channels The provider must provide development for the following access channels: - Native mobile apps for iOS and Android - USSD interface compatible with all mobile phones - A Responsive interface if relevant 4. Technical Components The overall Mobile money solution architecture must include: - A secure central platform hosting all the functionalities - A middleware layer for integration with external systems - A comprehensive administration back-office for platform management - Required security components (tokenization, WAF, mobile code obfuscation, etc.) 5. Interfaces The solution must be able to securely interface with: - Our central subscr...
...construction CRM software and act as a project manager for future improvements and maintenance. The software should include the following features: - Customer Management: The CRM should be able to handle basic contact details, maintain customer history, and integrate with external CRM systems for a holistic view of our customer base. - Project Tracking: The CRM must include task management and assignment capabilities, as well as progress tracking and reporting. Additionally, it should have a feature for budget and expense tracking. The ideal freelancer for this project should have experience in: - Web development - Android development using Kotlin - iOS development using Swift UI Additionally, the freelancer should have a strong project management background as they will be re...
...contract with possible extension Purpose of the Job: The Enterprise Data Architect is responsible for setting the strategy for the EPMs’s data architecture and providing technical architecture direction for delivery of the target state. This person is an integral member of the Enterprise Architecture Team and will be responsible for the design and implementation of the enterprise-wide data strategy, ensuring the strategy supports the current and future business needs. They will apply their knowledge of good architecture practice, architecture documentation and data technologies to comprehensively capture the bank’s current state holistic data architecture and oversee target state design and implementation. The role will involve col...
...III Clearance: TS (preferred) Purpose of the Job: The Enterprise Data Architect is responsible for setting the strategy for the EPMs’s data architecture and providing technical architecture direction for delivery of the target state. This person is an integral member of the Enterprise Architecture Team and will be responsible for the design and implementation of the enterprise-wide data strategy, ensuring the strategy supports the current and future business needs. They will apply their knowledge of good architecture practice, architecture documentation and data technologies to comprehensively capture the bank’s current state holistic data architecture and oversee target state design and implementation. The role will involve colla...
We are looking for a skilled tele-caller to help with B2B calling in German la...tele-caller to help with B2B calling in German language. The ideal candidate should have experience in tele-calling, with excellent business communication skills and fluent in German and English. Language The tele-calling will be done mainly in German language, and the candidate should be fluent in the language with not too much accent. Tools and Equipment The candidate should have access to a computer, a reliable internet connection, and a quiet work environment. Duration Long term cooperation, we can agree on working hours as would suit you, can be 1- 4 hours per day. Payment The payment will be based on an hourly rate, and we are willing to negotiate the rate based on the candidate's experie...
I require a high-quality front view elevation rendering of a traditional-style house for marketing and advertising purposes. A knack for pictorial representation and strong understanding of traditional architecture is essential. Proficiency in 3D modeling software and architectural visualization will be critical for creating compelling and attractive visuals.
I'm seeking a deep learning specialist to execute an assignment focused on using a Generative Adversarial Network (GAN) for image generation. These aren't just any images though - I'm specifically after realistic skin disease photos. Ideally, the successful candidate will have: - Extensive experience in using GANs for image generation; - i have training data images and training labela and contour masks and also have the testing data - The ability to produce high quality, realistic images Attention to detail, reliability, and communication skills are paramount, as there will be a need for regular updates and iterations based on feedback. This is the task 3.1 Tasks 1. 2. 3.2 Implement a conditional GAN architecture conditioned on class labels to synthesize rea...
...This store should prioritize ease of navigation and the ability to update products and basic content, prepared for expansion as our brand and product offerings grow. Scope of Work: - Shopify Store Development: Design and develop a custom Shopify store that reflects Pufluria's mission and product offerings. The store should be clean, user-friendly, and mobile-responsive. - Scalable Design: The architecture should support the addition of new products and categories without significant redesigns. - Ease of Update: Implement straightforward mechanisms for updating product listings and basic site content, enabling the Pufluria team to keep the site current with minimal technical skill required. Design Preferences: A design that communicates clarity and purity, with a focus on e...
I'm seeking an experienced Android developer proficient in Java and Kotlin for my latest project. Your primary task will be to implement a language switch feature within the app. The app is already localized. Key Responsibilities: - Implement a multi-language support system within the app. - Ensure a seamless transition when switching between languages. Ideal Skills: - S...implement a language switch feature within the app. The app is already localized. Key Responsibilities: - Implement a multi-language support system within the app. - Ensure a seamless transition when switching between languages. Ideal Skills: - Strong expertise in Java and Kotlin. - Proven experience in developing multi-lingual android applications. - Excellent understanding of Android application architectur...
As a busy leader in the academic field, I'm seeking a freelancer with a certain level of expertise to help in creating a variety of school assignments. The specifics of each task may vary; this is the reason why adaptability is key for the successful execution of this project. Ideal Qualifications: - An intermediate-level skill set in academia - A background in creating diverse academic assignments - Proven experience in creating essays, research papers, and presentations. Application Requirements: Please detail your experience, particularly any history you have with creating educational assignments similar to the ones mentioned above.
I'm currently in need of assistance with developing a bacterial cell culture for an in-vitro experiment. The purpose of this undertaking is to effectively study bacterial growth. Since this is a sophisticated field, having experience with in-vitro cell cultures and specifically with bacterial specimens would be essential for success in this assignment. Skills and Experience: - Proven expertise in cell culture processing, particularly bacterial. - Solid background in in-vitro experimental design and implementation. - Demonstrated experience in bacterial growth studies. - Excellent problem-solving and analytical skills to interpret scientific experiments. - Detail orientation and adherence to laboratory safety regulations. By the completion of this project, we aim to have a f...
I'm seeking an experienced draftsperson proficient in architectural work, specifically, colonial house plan drafting. My project requires: - A comprehensive understanding of architectural drafting principles and guidelines - Expertise in planning and designing spaces in colonial style homes - Proficiency in drafting readable and accurate house pla...architectural drafting principles and guidelines - Expertise in planning and designing spaces in colonial style homes - Proficiency in drafting readable and accurate house plans Ideally, the freelancer should have significant experience in architectural drafting services, in particular for residential colonial-styled homes. An understanding of the distinct features and aesthetics found in colonial architecture is also indispensabl...
...teams to define, design, and ship new features that enhance the retail customer experience. - Participate in code reviews, unit testing, and integration testing to ensure high-quality software development for retail applications. - Stay updated with the latest trends and technologies in embedded systems, IoT, and smart retail solutions. ### Qualifications: - Bachelor's or Master's degree in Computer Science, Electrical Engineering, or a related field. - Proven experience as a Java Developer with a focus on embedded systems and IoT - Strong proficiency in Linux programming on edge devices like Raspberry Pi. - Extensive experience in IoT, connectivity, device management, security, and firmware upgrades within the retail sector. - Expertise in JVM, Android Studio...
Cost estimations report required for architecture design very small task.
As the client, I need expertise in transferring .tgz files from Docker images to my Windows 11 computer, specifically the D drive. Requirements: - Experience with Docker - Familiarity with Windows 11 file management system - Knowledge on .tgz files Furthermore, the .tgz files range in size from 100MB to 1GB, so adequate bandwidth and storage must be ensured for successful transfer. Your bid should reflect the complexity of this task including the mentioned requirements. Any additional suggestions to improve the transfer process are welcome.
am seeking a competent data entry specialist with excellent attention to detail and proficiency in Tally. The assignment entails adding around 300 entries from an excel file to tally data (i.e. update company Tally Books ). Each entry in excel has comments that specifies the heading & vendor name for the data entry. Once the data is entered the same will be verified by us for correctness. Key Responsibilities: - Organizing extensive financial data within Tally with accuracy and precision - Ensuring the data is properly categorized and easy to understand - Verifying the accuracy of the financial data, correcting any errors, and handling any discrepancies. Ideal Skills and Experience: The ideal candidate should be precise, meticulous, incredibly organized, and possess the follo...
I'm seeking a highly experienced and skilled computer security professional with a specialization in Network Security and HTTP3 protocol. Key Responsibilities: - Conduct a comprehensive security assessment of our network infrastructure - Identify vulnerabilities and provide solutions for addressing them - Deliver a detailed written report on the assessment findings - Provide guidance and recommendations on how to improve our network security Ideal Candidate: - Advanced knowledge of network security and experience working with HTTP3 - Proven track record of conducting security assessments for complex network setups - Strong problem-solving skills and the ability to think strategically about security risks - Excellent written communication skills for delivering a detailed repo...
I am in need of a talented professional architect who specializes in modern-style residential building design. Key Goals: - Produce a comprehensive architectural design for a residential project. Primary Tasks: -Architectural designing focused on modern architectural style. Ideal Experience and Skills: - Qualified architect with vast experience in modern architectural design. - Strong attention to detail and in-depth understanding of architectural design principles. - Experience in creating high-quality, visually striking architectural designs for modern residential buildings. - Proficiency with architectural digital design tools.
I am in need of a skilled designer to...designer to create 13 icons that visually represent various computer components. The style should be minimalist and the designs should be clean. These will be used on my website The final result should be versatile, clear, and understandable. Previous experience in flat icon design is ideal but not necessary as long as your portfolio demonstrates your capacity for this style. Please include any relevant work examples in your proposal. Computer Case Computer Motherboard Computer Processor Computer Ram Computer SSD Computer Cooler Computer Power supply Computer Graphics Card Computer Fans Windows Icon Computer USB Drive Computer Anti Virus Computer Warranty
I'm looking for an expert in deep learning for a highly specific application, which is 3D body movement and pose estimation. - The task here is to develop an algorithm that can not only perform basic pose estimation but can also track...limb tracking. - The final desired output format for the results needs to be in the form of graphical visualization. Hence, expertise in data visualization will be highly appreciated. Strong skills in image recognition and deep learning techniques are a must, and prior experience with similar tasks will be very beneficial to the project. Show off your prowess in cutting edge machine learning and computer vision technologies to prove your fitness for this job. Your skills and experience will play a significant role in determining the success o...
Cost estimations report required for architecture design very small task.
...Mediterranean single-family home in Australia Ideal Candidate: - An extensive background in residential architecture specifically with single-family homes. - A portfolio demonstrating proficiency in modern Mediterranean architectural style. - Capacity to balance aesthetic appeal and functionality in designs. Responsibilities: - Developing a complete architectural plan that encapsulates a modern yet traditional feel. - Suggesting material choices, considering practicality and aesthetic appeal. - Working collaboratively with the client, incorporating feedback into the design. This exciting project requires an expert familiar with the subtleties of combining modern and traditional architecture in a seamless manner. Offering the opportunity to let your creativity shine, whi...
I'm in need of an expert to design the interface between the ADS 1298, which will capture 8 ECG signals at 500 sps, and the STM32F407. The system requires the following key components: - Real-time data acquisition: The system should be able to acquire real-time ECG data from...system is expected to cater to real-time monitoring needs. Ideal Skills: - Proficiency in interfacing microcontrollers with sensors - Extensive experience in signal processing and data filtering - Strong knowledge in ECG signal acquisition and analysis - Previous experience working with the ADS 1298 and STM32F407 would be a plus. The successful freelancer should be able to provide a detailed architecture and configurations for the system, as well as timing analysis. The deliverable is the complete fir...
...and translate it into actionable insights. - Excellent problem-solving abilities and a creative approach to identifying and reaching potential investors. - Knowledge of finance or investment is a plus, particularly understanding of risk assessment and investment strategies. - Ability to work independently and in a team environment, with excellent communication skills. - A bachelor’s degree in Computer Science, AI, Machine Learning, Data Science, or related field. Advanced degrees are highly regarded. **What We Offer:** - The opportunity to be part of a ground-breaking project with significant market potential. - A remote work environment with flexible hours. - Competitive salary and incentives based on successful investor engagements. - A dynamic and supportive team that v...
...Administrative Functions - Manual event and heat setup, with a user-friendly interface or spreadsheet integration. - Ability to categorize/filter events based on date and location. - Provision for real-time updates to heats and pilot listings. ## Technical Requirements - Responsive design compatible with Android and Apple mobile devices. - Secure user authentication and data encryption. - Scalable architecture to support a growing user base. ## Development Milestones **Milestone 1: Project Setup and Initial Design** - Establish project management tools and repository - Define the technology stack and development frameworks to be used. **Milestone 2: Dev Functionality Development** - Develop User Notification system - Add Patreon - Add new Profile types - Update race event inf...
Project Title: Design of a Promotional Flyer for Netflix Cameroon Description: I am seeking an experienced graphic designer to create a captivating and professional promotional fly...PSD and .JPEG formats. Freelancer profile sought: Proven experience in creating promotional materials for brands or online services. Excellent graphic design skills with proficiency in tools such as Adobe Photoshop or Illustrator. Understanding of the Cameroonian market and local culture would be a plus. Ability to meet tight deadlines. Delivery: First draft expected within 1 day of project assignment. Revisions possible based on feedback. If this project inspires you and you have the required skills, please respond to this posting with your portfolio and your quote so we can start this exciting coll...
