Trending questions in Web Development

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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
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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 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
901 views
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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
221 views
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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
188 views
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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
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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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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 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
172 views
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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
155 views
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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
151 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
139 views
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What is the difference between BehaviorSubject and Observable in RxJS?

        Feature      ...READ MORE

Nov 26, 2024 in Web Development by Navya
138 views
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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
118 views
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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 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 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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119 views
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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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107 views
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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
241 views
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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
160 views
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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
182 views
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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
181 views
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0 votes
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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
179 views
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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
161 views
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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
145 views
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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
134 views
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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
125 views
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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
297 views
+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
237 views
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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
229 views
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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
243 views
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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
209 views
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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
209 views