In a coding interview, you were asked
'What are the advantages of using a JavaScript framework or library like React, Angular, or Vue?'
Here are 5 points to answer:🫡
Want to be a successful frontend developer?
Do you how to:
1. Fetch data?
2. Handle request/response errors?
3. Show a loading indicator?
4. Display the data on the website?
5. Make the UI mobile friendly?
6. Make the UI accessible?
7. Add a hover effect?
8. Build a popover menu?
9. Hide/show content on a button click?
10. Validate inputs (e.g. age input should only accept numbers)?
11. Disable buttons if the form is not filled?
12. Add onClick, onMouseOver, onKeyPress events?
13. Block the default event execution?
14. Attach headers and body to requests?
15. Display success/error messages?
Don't just study JavaScript to know how the `if` statement works.
Orient your studies around 👆 these concepts so that you are effective and useful.
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You're interviewing for a Web Dev Position 👩💻
The interviewer asks you
'What are the benefits of using a Git in web development?' 🗞️▶️
Here's how to answer:
Using Git offers several key benefits; Here are a few:
Tracking Changes:
Git records code changes, helping developers track the history of modifications, which helps in debugging and understanding project evolution.
Collaboration:
Git enables simultaneous collaboration by multiple developers on separate branches, making merging and teamwork more efficient.
Code Backup:
Git acts as a code backup system, reducing data loss risks and enabling easy code recovery.
Isolation:
Developers can create isolated branches for experimentation and feature development without affecting the main codebase.
Code Reviews:
Git integrates with code review tools, enhancing collaboration and code quality.
CI/CD:
Git is used in CI/CD pipelines for automated testing and deployment..
Open Source:
Git is standard in open source, essential for contributing to and collaborating on open-source projects.
Alright, that's a wrap. Follow me @mysticwillz for more contents like this.
You were recently hired as a frontend developer👨💻
'Your first task is to optimize the performance of your company's website.'
How can you achieve this? 🤔
Let me show you:
Here is how to achieve that in 5 steps.
Optimize Images:Compress and resize images to reduce their file size without compromising quality.
Use modern image formats like WebP, which offer better compression.
Lazy load images to ensure that they only load when they are visible in the viewport.
Code Splitting:Implement code splitting to divide your JavaScript code into smaller, more manageable chunks.
Use tools like React's built-in React.lazy() and Suspense for dynamic imports to load components on-demand.
Implement Browser Caching:Set appropriate caching headers for static resources to allow browsers to store them locally.
Utilize versioning or cache busting techniques to force browsers to fetch new assets when they change.
Prefetching and Preloading:
Use browser hints like prefetch and preload to give the browser a heads-up about resources it will need in the future.
Reduce Third-Party Dependencies: Limit the use of third-party scripts and widgets.
Each additional script can introduce latency and affect the performance of your site.
Alright, that's a wrap. Follow me
@mysticwillz
for more tweets like this.
Complete MERN Stack Developer Roadmap
Part 1: Frontend
1. Learn the basics:
- Learn HTML, CSS, and JavaScript thoroughly as these are the building blocks of web development.
2. Master Javascript:
- Dive deeper into JavaScript to understand its concepts, ES6 features, and asynchronous programming (Promises, async/await).
3. Learn the basics of React:
- Start with React's official documentation and introductory tutorials.
- Build simple components like buttons, forms, and lists.
4. State and Props:
- Learn how to manage component state and pass data via props.
- Create interactive components that respond to user input.
5. Component Lifecycle:
- Understand the lifecycle methods in React.
- Implement lifecycle methods like componentDidMount for data fetching.
6. React Router:
- Integrate React Router to manage routing in your single-page application.
- Build multiple pages with navigation.
7. State Management (Optional):
- Explore state management libraries like Redux or use React's - Context API for more complex applications.
8. Practical Project:
- Build a small project like a To-Do list app or a simple blog using React.
If you are a tech person with any of the roles below and you are considering Canada, here are pathways you should be looking at.
- Software Engineer
- Tech Sales
- Product Manager
- Full Stack Developer
- Developer
- User Experience Designer
Short Thread.
Stop re-inventing the wheel and just use <button> to create a button.
If you're worried about default button styles, use `all: unset`. This one line of #CSS will strip all default browser styles so you can apply your own.
Last night I was watching a conference talk called how to make accessible react components and the first piece of advice was to use aria roles like this <div role=button>click</div>
😭
Please don’t do this.
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