Trending questions in Web Development

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How can you center an element vertically using CSS?

Using Flexbox .container { display: flex; ...READ MORE

Dec 4, 2024 in Web Development by navya
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How to parse a date in Java?

Using DateTimeFormatter  Example: import java.time.LocalDate; import java.time.format.DateTimeFormatter; public class DateParsing { ...READ MORE

Dec 4, 2024 in Web Development by Navya
 • 110 views
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How do you serve static files efficiently using Express.js?

Serving static files effectively using Express.js Use express.static() ...READ MORE

Dec 4, 2024 in Web Development by Navya
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How to read a JSON file into server memory in Node.js?

To read a JSON file into server ...READ MORE

Dec 13, 2024 in Web Development by Navya
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How to pass data from a child component to a parent component in Angular 4?

In Angular 4, passing data from a ...READ MORE

Dec 4, 2024 in Angular by Navya
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How to handle browser back button in Angular 12?

To handle the browser back button in ...READ MORE

Nov 13, 2024 in Web Development by kavya
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How do I scale a Spring Boot app to handle variable rate limits imposed by third-party APIs dynamically?

To scale a Spring Boot app to ...READ MORE

Nov 28, 2024 in Java-Script by Hoor sania
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Error:Failed to connect to mailserver at "localhost" port 25, verify your "SMTP" and "smtp_port" setting in php.ini or use ini_set() in C:\wamp\www\niroj\register.php on line 50

Hello @kartik, PHP mail function can send email ...READ MORE

Oct 20, 2020 in PHP by Niroj
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How do I prevent starvation of low-priority tasks when using a retry queue for handling HTTP 429 errors?

To prevent starvation of low-priority tasks in ...READ MORE

Nov 27, 2024 in Node-js by avilash
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Is Node.js code visible to the client side?

Minimizing (or minifying) JavaScript files in a ...READ MORE

Nov 27, 2024 in Web Development by Navya
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How can I implement a hybrid retry strategy combining fixed delays and exponential backoff for HTTP 429 errors?

In order to implement a hybrid retry ...READ MORE

Nov 26, 2024 in Node-js by harsh yadav
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How do I use Redis to implement rate-limiting across multiple Spring Boot instances with varying quotas?

You can use Redis to implement distributed ...READ MORE

Nov 27, 2024 in Java-Script by anil limbu
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How can I convert or assign an Observable to a BehaviorSubject so another component can share it?

To convert or assign an Observable to ...READ MORE

Nov 27, 2024 in Web Development by kavya
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How to update data between parent and child components in Angular?

Data between parent and child components can ...READ MORE

Nov 27, 2024 in Web Development by kavya
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What are the trade-offs of using API Gateway-based rate limiting (e.g., AWS API Gateway or NGINX) versus application-level rate-limiting in Spring?

Here are the ways you can follow ...READ MORE

Nov 28, 2024 in Node-js by anil
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What patterns can I use to incorporate server-provided retry-after headers in Spring Retry configurations?

You can use the Custom BackOffPolicy pattern ...READ MORE

Nov 27, 2024 in Node-js by madhav yadav
 • 187 views
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1 answer

What techniques can I use to enforce per-user rate limits in a multi-instance Spring Boot app?

To enforce per-user rate limits in a ...READ MORE

Nov 28, 2024 in Web Development by nidhi jha
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How to run TypeScript files from the command line?

TypeScript needs to be compiled into JavaScript ...READ MORE

Nov 27, 2024 in Angular by Navya
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How to create an Observable from a string in Angular 2?

In Angular (or any JavaScript application using ...READ MORE

Nov 27, 2024 in Web Development by kavya
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How to fix the missing dependency warning when using the useEffect React Hook?

The missing dependency warning in React's useEffect ...READ MORE

Nov 27, 2024 in Web Development by kavya
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How can I implement a shared rate-limiting counter for multiple microservices using a distributed system like Kafka or Zookeeper?

With the help of code, can you ...READ MORE

Nov 27, 2024 in Node-js by Ashutosh
• 27,850 points • 132 views
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1 answer

How to include a JavaScript file in another JavaScript file?

Let's assume you have two files: math.js: This ...READ MORE

Nov 27, 2024 in Java-Script by kavya
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How to set a cookie in Node.js using the Express framework?

You can use the res.cookie() method to ...READ MORE

Nov 27, 2024 in Web Development by Navya
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What are the differences between Subject, BehaviorSubject, and ReplaySubject in Angular?

In Angular, Subject, Behaviour Subject, and Replay ...READ MORE

Nov 27, 2024 in Web Development by kavya
 • 152 views
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How to programmatically navigate using React Router?

In React Router v6, we can use ...READ MORE

Nov 27, 2024 in Web Development by kavya
 • 140 views
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1 answer

What is the difference between BehaviorSubject and Observable in RxJS?

        Feature      ...READ MORE

Nov 26, 2024 in Web Development by Navya
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Why can't I pass a value to a method with onClick in React?

In React, passing a value to a ...READ MORE

Nov 27, 2024 in Web Development by kavya
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How to conditionally add attributes to React components?

In React, you can conditionally add attributes ...READ MORE

Nov 27, 2024 in Web Development by kavya
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How to get started with Node.js?

How to get started with Node.js? "I’m trying ...READ MORE

Nov 26, 2024 in Node-js by Nidhi
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How to pass command line arguments to a Node.js program and receive them?

How to pass command line arguments to ...READ MORE

Nov 26, 2024 in Web Development by Nidhi
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How to minimize .js files in a Node.js application?

How to minimize .js files in a ...READ MORE

Nov 26, 2024 in Web Development by Nidhi
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Why does "undefined" get added to the URL path in Node.js?

It usually indicates an issue in the ...READ MORE

Nov 19, 2024 in Web Development by kavya
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How can I use the MongoDB aggregation pipeline to calculate totals from deeply nested sub-documents while filtering the main documents?

In MongoDB, you can use the aggregation ...READ MORE

Nov 19, 2024 in Web Development by kavya
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What is the difference between React Native and React?

The main difference between React vs React ...READ MORE

Nov 19, 2024 in Web Development by kavya
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How to change an uncontrolled input in React?

In React, uncontrolled components are those that ...READ MORE

Nov 19, 2024 in Web Development by kavya
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What is the difference between state and props in React?

State  Props State is a built-in object that stores ...READ MORE

Nov 19, 2024 in Web Development by kavya
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How do I fix performance issues caused by event delegation in a large DOM tree using jQuery?

Fixing performance issues caused by event delegation ...READ MORE

Nov 19, 2024 in Web Development by kavya
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How can I toggle multiple classes on different elements based on user interaction, with performance optimization in a jQuery-heavy UI?

Toggling multiple classes on different elements in ...READ MORE

Nov 19, 2024 in Web Development by kavya
 • 165 views
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What is the difference between npx and npm?

NPM NPX Node Package Manager. Node Package Manager. Comes with a ...READ MORE

Nov 19, 2024 in Web Development by kavya
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How do you implement API request validation in Express using middleware?

To implement API request validation in Express ...READ MORE

Nov 19, 2024 in Web Development by kavya
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How to show or hide an element in React?

In React, you can show or hide ...READ MORE

Nov 19, 2024 in Web Development by kavya
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What do the three dots (...) mean in React JSX?

In react, by using the three dots ...READ MORE

Nov 19, 2024 in Web Development by kavya
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How to loop inside React JSX?

Suppose you have a React component and ...READ MORE

Nov 19, 2024 in Web Development by kavya
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How to check Angular installed or not?

To check this, you need to make ...READ MORE

Nov 13, 2024 in Web Development by kavya
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+6 votes
2 answers

Error:Uncaught ReferenceError: is not defined at HTMLAnchorElement.onclick

The most common reason behind the error ...READ MORE

Dec 14, 2020 in Laravel by Gitika
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How can you add a class to an element using jQuery?

For adding a class to an element ...READ MORE

Nov 13, 2024 in Web Development by kavya
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How can you change the background color of an element using jQuery?

The .css() method is one fast and ...READ MORE

Nov 13, 2024 in Web Development by kavya
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In DFS, how many times is a node visited?

In Depth-First Search (DFS), each node is ...READ MORE

Nov 13, 2024 in Web Development by kavya
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1 answer

How do you use jQuery to hide an element?

The .hide() method in jQuery animates the ...READ MORE

Nov 13, 2024 in Web Development by kavya
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How do you get the value of a selected option in a dropdown using jQuery?

To get the selected value of an ...READ MORE

Nov 13, 2024 in Web Development by kavya
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