How to select components for pcbεργασίες

Υπάρχουν τρισδιάστατα αντικείμενα, πέντε τον αριθμό, και χρειάζεται να γίνουν τα εξής α) Import the model in a FEA software b) Apply the constrains and the loads c) Select the proper type of simulation d) Create the proper mesh for each modelling shape e) Give the material properties f) Run the FEM simulation g) Reduce the element size for convergence process h) Compare the results with the analytical method results i) Discus...

Γεια dawngopi, παρατήρησα το προφίλ σου και θα ήθελα να σου προσφέρω την εργασία μου. Παρακαλώ, ρίξε μια ματιά στην περιγραφή της εργασίας και μετά, μπορούμε να συζητήσ&omic...

text: Η εταιρεία KNOWHOW παρουσιάζει ένα καινοτόμο εργαλείο για την επιχείρησή σας: την "Διαδραστική παρουσίαση" Η «Διαδραστική παρουσίαση» σας επιτρέπει: 1. Την παρο&...

text: Η εταιρεία KNOWHOW παρουσιάζει ένα καινοτόμο εργαλείο για την επιχείρησή σας: την "Διαδραστική παρουσίαση" Η «Διαδραστική παρουσίαση» σας επιτρέπει: 1. Την παρο&...

I'm seeking an experienced Angular developer to help integrate Storybook with PrimeNG and TailwindCSS in my Angular 12 project. Additionally, I need a component to sync with UXPin to facilitate better design-development collaboration. The key aspects of this project include: - Integrating Storybook: The primary goal is to have a Storybook set up that includes components from PrimeNG and styled with TailwindCSS. This is important to facilitate better design-development collaboration. UXPin Component: You will need to add a component to sync with UXPin. This ensures that any changes made in the design on UXPin are reflected in the development repository. Ideal skills and experiences for this project include: - Strong exp...

I'm seeking a iOS 16 developer to assist with editing and publishing an app on Xcode. Very simple things to edit: 1- Change app and bundle name 2- Change icons (I provide icons with proper sizes) 3- Change static let CONFIG, PRIVACY_POLICY_URL, ABOUT_TEXT and ABOUT_URL 4- Add ONESIGNAL_APP_ID (I provide it) 5- Enable Push Notifications Capability 6- Add splash screen image (I provide it) 7- Remove unnecessary components like in-app Radio player or SoundCloud player and Ads 8- Publish the app (Apple developer account available) I would do it by myself, it's very easy, but i don't have a mac computer. Regards,

I'm seeking an experienced financial analyst to conduct a detailed comparison of the long-term wealth accumulation of purchasing a home with a mortgage vs continuing to rent. Key Components: - Assess potential financial outcomes of both renting and purchasing a home - Focus on long-term wealth accumulation - Take into account anticipated changes in property value over time Ideal skills and experience: - Proven experience in financial analysis, specifically around real estate - Familiarity with property market variables and predictions - Ability to present data in a comprehensive yet understandable manner.

I am looking for a comprehensive and detailed Causal Loop Diagram (CLD) for a rural microgrid system. This diagram should illustrate the relationships between various components and influences, highlighting the positive (reinforcing) and negative (balancing) feedback loops. Key Requirements: - The CLD should include essential components such as power source, battery storage, and load demand. - Illustrate key influences or factors that are critical to the rural microgrid system, such as renewable energy availability, weather conditions, and energy consumption patterns. Ideal Skills and Experience: - Expertise in creating Causal Loop Diagrams, particularly in the context of energy systems. - Understanding of rural microgrid systems and the dynamics of ren...

I'm looking for a talented Excel expert who can create a highly interactive and visually appealing budget analysis dynamic dashboard. - Highly Interactive Dashboard: Develop a dashboard that allows users to interact seamlessly with the data. This includes the ability to navigate between different views, select specific time periods, and drill down into detailed information. - Visual Appeal: Design visually appealing charts, graphs, and tables that effectively communicate key financial metrics. Utilize color schemes, fonts, and layout techniques to enhance readability and engagement. - Monthly and YTD Sheets: Incorporate tables of accounts for 12 months and year-to-date (YTD) sheets into the dashboard. Ensure that data from these shee...

...do three projects for me: Adding translations to my current code base of the music player using transloco describing it here: Acceptance Criteria: - Transloco works - all strings have been added to json translation files - spanish and english translations are added - Translations can dynamically change - A setting for changing the language is added - modulized approach Adding Dark Mode: Acceptance Criteria: - Can switch between dark and light mode - have the two main colors of angular material theme defined in a way to be reusable in all components ( changing it in one place will update it in all components) Adding Touch & Arrow Support for the Grid pages consisting

I'm looking for an expert digital artist who can alter an image to create a humorous bachelor party concept. Your task will be to perform face swapping and uniform modification to make it appear as if a particular person is donning JTAC gear. Key requirements: - Ability to select an appropriate photo for the edit - Proficiency in face swapping and image manipulation techniques - Experience in photo modification towards a military theme - Detail-oriented, ensuring the final photo appears professional Please note that it is a military-themed fun project, not intended for misuse. I encourage photoshop experts with a good sense of humour to place their bids!

I'm looking for someone with strong data gathering skills who can create a comprehensive Excel spreadsheet. The spreadsheet must contain a list of all Australian suburbs along with their corresponding Local Government Areas (LGA). The essential points to be kept in mind are: • The list should be sorted by council areas for easy navigation. • Only the name of the suburbs and their corresponding council areas are required. No additional components such as population or region data are necessary. This project might require advanced web searching capabilities and attention to detail to ensure accuracy of the compiled list. Experience in data extraction is highly desirable.

In preparation for launching my restaurant business, I need an innovative, concise and persuasive investment pitch deck. This deck will serve three crucial purposes; attracting potential investors, securing necessary funding, and articulating our company's vision. Key components of this deck will be: - Comprehensive market analysis: I require a thorough assessment of the current market, highlighting our potential competitors as well as gaps in the market that we can successfully fill. - Financial projections and ROI: The deck needs to lay out our financial plan, budgetary needs, potential earnings and the projected Return on Investment for investors. As the audience for this deck includes potential investors and industry experts, it's integ...

I need a simple iPad application developed using FlutterFlow. This application should call a REST API to verify if a user exists. Key Project Requirements: - Development of a simple iPad application using FlutterFlow - Integration of provided API endpoints to verify user existence Ideal Experience and Skills: - Proficient in FlutterFlow - Experience with REST API integration - Familiar with iPad application development - Attention to detail in UI/UX design - Ability to work efficiently and meet deadlines Please note that I'm looking for a clean, efficient and user-friendly design for this application. The UI should be designed using default FlutterFlow components.

...creator with a knack for making informative how-to/tutorial videos or are you more interest in comparing videos? If so, we have an amazing opportunity for you to join our team and showcase your talents on our established YouTube channel. We're looking for individuals who can create engaging step-by-step tutorials for software, apps, and email marketing tools. Please note, these are not animated explainer videos; we require screen recordings. Requirements: - Proficiency in English (native speakers preferred) - Willingness to record your phone/computer screen, along with your voice - Ability to explain concepts clearly and concisely - Access to a high-quality microphone I'm looking for someone that:...

I'm in search of a proficient web app programmer, seasoned in trading algorithms and AI to build a personal usage tool. This project involves creating an algorithm, specifically for a lot size calculator of fixed amount on every trade, implementable on Angelone's platform. Key Components: - Design an intuitive, user-friendly interface for using the trading algorithm - Integrate the algorithm with Angelone's trading platform Ideal Skills & Experience: - Proven experience creating web apps and trading algorithms - Understanding of lot size calculators in trading and automatic stoploss of 5% in every trade in bracket order (robo order) - Familiarity with Angelone's trading system - Strong coding and AI skills - Experience in user interfac...

Παρακαλούμε Κάνε Εγγραφή ή Κάνε Είσοδο για να δεις λεπτομέρειες.

I'm in need of a skilled web designer to create a modern, professional portfolio website that I can utilize while applying to jobs. This site will embody important details about myself including: - Personal background and experience - Skills and expertise - Projects and work samples Not only will these components need to be present, but they will need to be easily navigable, visually appealing, and displayed in a modern style. It's also key that my portfolio involves some level of user interactivity. This will include: - Image sliders Proficiency in modern web design, user experience design, and interactivity is crucial for this task. I'm looking forward to working with creative, detail-oriented professionals for...

The job is simple: download professional-looking images of various e-commerce products such as shoes, t-shirts, sofas, etc., from sites like Amazon, Shopify or any other ecommerce site. Total images you have to collect is 25,000. Please go through for different categories, you should have 500-100 images per different types of products. ###Here is the requirement: Images should be high resolution (minimum 1000x1000 pixels). Images should be clear, sharp, and well-lit. Each image should clearly show the product. Products should be photographed in a professional setting (e.g., studio lighting, white background, minimal distractions). ###Diversity: Collect images across various product categories (e.g., shoes, t-shirts, sofas). Include a variety of styles and colors within e...

I am in urgent need of...and others within a month. We need these emails to render properly in these platforms. We will have our own designs. We have one standardized base template, with about 6-10 variations of that base template that we’d like to think of as “components”. Those templates will be put into SendGrid for use. * **Skills and Experience** * A demonstrated experience in creating robust email templates * In-depth knowledge of various email platforms including Gmail, Outlook, Apple Mail * Proven ability to deliver projects within a stipulated timeline In your application, please only include your experience in this field. Previous work samples would be greatly appreciated as well as a proposal. I appreciate your u...

I'm looking to develop an on-demand service application that focuses on car services. Here are some key features I'm looking to include: - **User Registration and Login**: The app should have a smooth and secure user registration and login system. - **Service Provider Profiles**: It's important for users to be able to view and select service providers based on their profiles. - **Booking and Scheduling**: Users should be able to book appointments with service providers easily. - **Tracking**: It would be great if an in-app feature could allow users to track the status of their service requests. - ** Service Reminders: Automatic reminders for upcoming maintenance based on service history - ** Emergency Services: ...

...looking for a freelancer who is able to help me with a Magento 1 task. I got a template: ‘’Porto theme’’ and I can’t find out how to build / structure pages properly. The manual is not sufficient for me. How can I integrate the page structure of a demo (home)page for example? The automatic function is not working for some reason. I have contacted the developers: ‘’P-themes’’ and they suggested to go into the folder: ‘’app/code/local/Smartwave/Porto/etc/import’’ on the server, but from there I don’t know how to integrate these (short)codes on the page properly. Hope you can help me integrate it and explain how to b...

...looking for a freelancer who is able to help me with a Magento 1 task. I got a template: ‘’Porto theme’’ and I can’t find out how to build / structure pages properly. The manual is not sufficient for me. How can I integrate the page structure of a demo (home)page for example? The automatic function is not working for some reason. I have contacted the developers: ‘’P-themes’’ and they suggested to go into the folder: ‘’app/code/local/Smartwave/Porto/etc/import’’ on the server, but from there I don’t know how to integrate these (short)codes on the page properly. Hope you can help me integrate it and explain how to b...

I have a simple powerbi poject. I have a dataset in excel based on which i need a table in the dashboard. I also require a filter to filter the rows The filter should be based on 3 columns in the table. In the dataset a user can be in more than one column. for example lets say the 3 columns are A, B and C. the values can be A, B, C or blank in those columns. user X had values A, B and blank in the columns A, B and C In this case if you filter the data using value A from the dropdown, it should show user X also if you select B. However if you select value C in the filter the user/row will not be present.

...computer science. The task is to load graphs and determine the following parameters: the degree sequence; the number of components; bipartiteness; the eccentricity of vertices (within the components) planarity; vertices colours (consecutive natural numbers from 1) obtained using algorithms: greedy (the vertex order according to its number) LF method (ties are solved by the vertex number) SLF method (ties are solved by highest vertex degree, and if there is still a tie choose the vertex with the lowest number) the number of different C4 subgraphs the number of the graph complement's edges Input In the first line there's a number k of graphs. The following lines contain k graph data sets. A single data set contains a number n - the graph order - an...

I'm looking for structural engineering professionals to design exterior ceilings and soffits for a 12-story St. Regis Resort. They must be experienced in creating designs that meet Miami Dade hurricane codes. Key Requirements: - Waterproof - Fire-resistant - Aesthetically pleasing - Designs need to incorporate steel and light gauge metal framing components I've already secured permits and approvals necessary for this project. The design must strictly meet all local authority guidelines. Prior experience in this area is strongly preferred.

For an Affiliate based website, focused on cricket & sports betting, aimed at the Indian market, we are looking for an expert and talented designer who can give an very creative and attractive logo. It needs to be very professional and neat and not too ornate or messy. The website called: IndiaBetMaster Key Requirements: - The logo should be designed with the theme of sports betting in mind. - The logo will have two main components: (1) eye-catching logo. (2) Writing of the website name: "IndiaBetMaster". - high quality, can be adjusted size-wise. - all deliverables will be provided with two color schemes: (1) White with transparent background. (2) distinctive colors, clear to be seen on black background (also transparent) - Deliveries - ...

Create PWM Motor Control PCB Output: SCH, Gerber Files, BOM Files

...expert to craft a custom template for me. Key Deliverables: - **Pre-set levels, plan views:** I'll provide you with the specifics, you set them up. - **Detail-oriented columns, joists, beams, trusses:** I'm looking for these to be detailed with basic dimensions and parameters. - **Standard line types, dynamic families:** Including those you need to create from scratch. - **Sheets and basic Revit components:** Your role includes not just setting up the template, but also ensuring it's well-documented and easy to use for someone with intermediate Revit proficiency. Ideal Skills: - Proficient in Revit, with demonstrable experience creating custom templates. - Strong understanding of architectural and structural c...

...expert to craft a custom template for me. Key Deliverables: - **Pre-set levels, plan views:** I'll provide you with the specifics, you set them up. - **Detail-oriented columns, joists, beams, trusses:** I'm looking for these to be detailed with basic dimensions and parameters. - **Standard line types, dynamic families:** Including those you need to create from scratch. - **Sheets and basic Revit components:** Your role includes not just setting up the template, but also ensuring it's well-documented and easy to use for someone with intermediate Revit proficiency. Ideal Skills: - Proficient in Revit, with demonstrable experience creating custom templates. - Strong understanding of architectural and structural c...

I'm on the hunt for a seasoned Vue.js Developer adept at TypeScript and SVG. Your main responsibility will be to develop high-performing, scalable, enterprise-grade applications leveraging Vue.js capabilities. Core responsibilities: - Crafting interactive UI components. - Implementing data binding and state management - Integration of APIs and backend services. Experience and Skills: - Proven Vue.js and TypeScript experience. - Familiarity with SVG. - Comprehensive understanding of , Vue Router, Vuex, and Vue CLI is a plus but not mandatory. To set your application apart from others, please provide a detailed project proposal showcasing how your skills and experiences align with the project's requirements. I am looking forward to re...

APP AND PCB HARDWARE DESIGN Both to be delivered by the same developer. I'm seeking a proficient electronics engineer and app developer to create a PCB, software, and implement an app for a Bluetooth locator, like a simple key finder. There are many products like this already on the market at very low prices. PCB must be small, alarm very loud and power consumption low. Bluetooth should automatically connect to the phone. PCB should power on when movement is detected and remain on for a period of time, set within the app. A tilt/vibration sensor detects when the PCB moves and turns on the power. Key features of the Bluetooth device must include: - Alarm sound feature - press button on phone to sound a lou...

I'm in need of a website that can cater to new users and make scheduling appointments, managing user profiles, and processing payments an easy and seamless experience. Please go through figma file for detailed flow and screens of web needed. You can select react.js or any platform that will be easier for you.

We are seeking an experienced frontend developer to develop our landing page and digital experiences for our clients. Responsibilities: Translate visual designs from Figma into pixel-perfect, responsive HTML/CSS Develop single page applications using modern JavaScript frameworks Integrate APIs and backend services Build reusable UI components and libraries for future use Ensure cross-browser and cross-device compatibility Test, debug and polish interfaces to achieve flawless usability Collaborate with product and design team throughout the development process Maintain code quality, organization and documentation Requirements: 5+ years of professional frontend development experience Strong experience with HTML5, CSS3 and modern JavaScript Proven workin...

...Bill of Materials (BOM) and Inventory management solutions tailored for small home businesses. The focus is on simplicity and functionality without the need for a commercial product presentation. **Key Features Needed:** - A user-friendly Excel workbook that manages electronic components, their stock levels, and inventory updates post-sales efficiently. - BOM creation from inventory items with an ability to incorporate "other costs" into each assembly. - Stock purchase entries should automatically update inventory quantities and costs. - Detailed sales tracking with automatic inventory quantity adjustments. - Low stock level notifications via highlighted rows in the spreadsheet. - The system should allow easy expansion for adding new sa...

...understanding of data modeling and transformation for the purpose of creating an intuitive dashboard. This dashboard will primarily focus on showcasing our sales and market data. Most of the data would be related to Transportation and Logistics Domain, for eg : Port Wise Performance Customer Support Analysis Database would be PostgreSQL Key Components: - Incorporation of various visuals such as line and bar graphs, pie and doughnut charts and maps to effectively represent geographical data. - Advanced skills in handling complex sales and market data, and ability to visualize this in a digestible manner are essential for this task. - Familiarity with creating reporting tools using similar datasets will be highly appreciated. Your task ...

Hello, I want a development. I want a touchscreen interface to control a custom vending machine. I need someone who has already worked on the MDB protocol for payment. My request is that a customer can access a touchscreen with 2 to 8 pictures. He select a picture, it send via the MDB protocol the payment request and if payment is accepted it launch a small PLC siemens logo program. I need a manager interface to change the prices, the number of sales available for each product and the photo of the product. We will load at the beginning all the possible photos so no need to add photos in the user interface. I need to be able to access from a browser to basic informations (number of products available, last sales, tempe...

...development agency to bring our groundbreaking wearable AI device to life. This is an exciting opportunity to collaborate on a project that will redefine the way people interact with technology. Project Scope: We are currently in the pre-manufacturing stage and require a team with expertise in the following areas: Product Concept Design: Translate our vision into a tangible design that embodies the essence of our innovative concept. Product Detailing/Functional Design: Create a detailed design that encompasses all electrical and mechanical components, ensuring functionality and manufacturability. Professional Product Renderings: Develop high-quality renderings that showcase the device's aesthetic appeal and key features. Prototyping and Product Testin...

...specialist to establish a robust technological base for our Windows OS hosting and outsourcing services. Key Tasks: - Create a logical clustering architecture within the Proxmox environment. - Develop a comprehensive disaster recovery plan. - write the rights scripts Skills and Experience Required: - Profound Proxmox Hetzner skills. - Strong knowledge of Windows OS, with a focus on hosting and outsourcing services. - Expertise in Proxmox network and Hetzner Cloud (hcloud) integration. This is an integral part of my business operations and thus, the specialist will need to be thoroughly versed in crafting and managing Proxmox networks, particularly within Hetzner environment. Understanding of Hetzner Cloud (hcloud) integration will be a key factor to seam...

I'm looking for a skilled Arduino developer to help me create a fault detection system for AC supply. The system should be able to identify possible faults including short circuit, open circuit, phase loss and other related issues. Key components: - I've decided to use an ESP32 board instead of the conventional Arduino boards for this project. - The current sensor I'd like to implement includes ZMPT101B and ACS712. - The voltage sensor I'd prefer to use are the ZMPT101B and ACS712. Your tasks would include: - Writing the code required for the ESP32 board to interface with the current and voltage sensors. - Creating the fault detection algorithms in the code. Ideal skills and experience: - P...

...developer to build a new, modular, and API-driven Case Management System (CMS) from scratch. The new system should adhere to modern software architecture principles, particularly the Model-View-Controller (MVC) pattern, to ensure maintainability, scalability, and efficiency. While our previous system was developed using Drupal, we are open to using a new tech stack that aligns with the latest industry standards. Responsibilities: Design: Architect a modular CMS following MVC principles to ensure a clear separation of concerns. Development: Design and implement RESTful APIs to facilitate communication between various system modules, adhering to industry best practices. : Build the CMS from the ground up, focusing on modularity and repl...

I'm in search of a creative and dynamic designer...design challenge of this project revolves around incorporating unique functionalities; specifically, I would like to integrate Massage Footbed technology into the slipper design. Ideal Skills and Experience: - Previous experiences with shoe design, particularly slippers. - An understanding of incorporating tech components into footwear design. - Creative thinker who can align functionality and comfort within the design. Key Deliverables: - A sleek slipper design integrating Massage Footbed Technology - A feasible implementation strategy for the tech component within the design Your innovative thinking and design expertise are key to making this project a success. I look forward to reviewing your...

Seeking an experienced front-end developer to create an ExtJS Grid with tailored pagination features. The core functionality will be: - Implementing dynamic data loading as the user navigates through pages. This should provide a seamless browsing experience without loading all the data at once. It's not compulsory, but the developer should possess: - Extensive experience with Ext JS, especially grid components. - Proficiency in handling dynamic data loading. - Strong UI/UX skills, highlighting user-friendly pagination features. Unfortunately, there's no specific requirement for pagination style or custom text. I encourage potential freelancers to propose a user-friendly and modern styling approach. Please provide examples of similar work in your pr...

Important: The following job is only for highly skilled 1-to-1 programmer not for 99%, it should be professional. Please send all your website links that you have made before sending any other messages. I am looking for a skilled and professional frontend developer to convert Figma designs into responsive ReactJS FE pages (by components structured) for a professional healthcare institution. The website will be multilingual, supporting Dutch, Turkish, Arabic, Berber, and English. Note: The website can be made fully static, no need for API / BE. Pages Details: 1. Homepage 2. Care Services: Outpatient Care 3. Care Services: Personal Care 4. Care Services: Home Care 5. Care Services: Housekeeping Assistance (Cleaning) 6. Wo...

I'm looking for a talented developer to work on my existing music website. Key Requirements: - **Security Enhancements**: I need to bolster the site's defenses against hacking and ensure that the user login and authentication systems are rock solid. Ideal Skills and Experience: - Proficiency in Core PHP is a must, as the site is built on this technology. - A strong background in web security, with experience in protecting sites against common vulnerabilities. See the attachment for details. Ask all of your questions in the discussion board so everyone knows the question and answer. Please do not submit a fake bid amount and completion time as that will disqualify you. We can discuss everything in the clarification board. We will communicate in ...

...workshop curriculum tailored for children of different age groups. Key Requirements: - Age-Appropriate: The curriculum should be segmented based on age groups. For instance, children under 8 years old will have a different learning path compared to those aged 13-17. - Hands-on Experience: The main goal of the workshop is to provide participants with a hands-on gaming computer assembly experience. Therefore, the curriculum should be designed to foster practical learning. - Basic Computer Concepts: The workshop should cover fundamental computer concepts in an engaging and accessible manner. This includes discussing parts of a computer, exploring different operating systems, learning about file management, and understanding where to source affor...

I am seekin...understanding of design principles to conceptualize and create a reception area that embodies the essence of Ayodhya's Ramlala and other evocative tourist spots. The design should focus on: - Welcoming guests: The space should immediately convey a sense of warmth and hospitality. - Representing our unique brand: We are deeply connected to Ayodhya's artistic and cultural heritage. - Display of Art pieces: Integrate traditional art pieces into the modern concept to create a reception area that stands out yet remains tied to its roots. Ideally, the freelancer would have experience with interior design, particularly in combining traditional and contemporary styles. Experience with incorporating art into spaces and familiarity with Ayodhya&#...

I'm in need of a highly efficient roll forging solution, specific to small components. This solution should aim to: - High-level product quality - Minimise material waste - Have FEA abilities Special features I am seeking in this solution include: - Real-time monitoring capabilities for instant tracking and oversight - Remote control functionality for convenience and efficiency - Automated adjustment settings to maintain optimal operation I am primarily dealing with small components. Hence, an ideal candidate for this project would be someone with prior experience and a deep understanding of developing solutions for small component roll forging. Knowledge of FEA is a must. Looking forward to a seamless cooperati...

I'm looking for an experienced WooCommerce and WordPress Divi developer to make some key alterations to my site. The site is current on a test domain, and viewable at: This is the site that the alterations will be made to. Following completion, a way to migrate to the live site will be required from the developer awarded the project. I have created a number of PDFs with details of the alterations. If there are any question please ask BEFORE bidding. I need the site to have a good quality feel at the end, and the design elements need to look good. I have tried to be as detailed as possible. If you are not able to commit to completing all the changes, please contact BEFORE bidding. Any plugins that are r...

I'm looking for someone with strong data gathering skills who can create a comprehensive Excel spreadsheet. The spreadsheet must contain a list of all Australian suburbs along with their corresponding Local Government Areas (LGA). The essential points to be kept in mind are: • The list should be sorted by council areas for easy navigation. • Only the name of the suburbs and their corresponding council areas are required. No additional components such as population or region data are necessary. This project might require advanced web searching capabilities and attention to detail to ensure accuracy of the compiled list. Experience in data extraction is highly desirable.