Tag feed

#chainlink

131 posts10 followers

Trending tags this week

SBShubham Bhardwajshubhambhardwaj.hashnode.dev

Linux File System Hunting

1d ago · 4 min read · Let's start with who am I in the system it tell the user name of your linux systems whoami In Linux everything is file the command we are using those are also files. As we some commands like: cd, l

Join discussion

DBDEVESH BAGHELlearnwithdevesh.hashnode.dev

0

Destructuring in JavaScript

Apr 13 · 2 min read · What Destructuring Means Destructuring means: Extracting values from arrays or objects into variables In simple words: Direct value nikaal lo instead of writing long code Before vs After Without Dest

Join discussion

DBDEVESH BAGHELlearnwithdevesh.hashnode.dev

0

Synchronous vs Asynchronous JavaScript

Apr 13 · 3 min read · What Synchronous Code Means Synchronous code runs step by step, in order. In simple words: One task runs, finishes, then the next task starts. Example console.log("Start"); console.log("Middle"); cons

Join discussion

DBDEVESH BAGHELlearnwithdevesh.hashnode.dev

0

JavaScript Promises Explained for Beginners

Apr 13 · 3 min read · What Problem Promises Solve Before promises, we used callbacks. Problem: nested callbacks (callback hell ) hard to read difficult to manage Example: step1(function() { step2(function() { st

Join discussion

DBDEVESH BAGHELlearnwithdevesh.hashnode.dev

0

Async/Await in JavaScript: Writing Cleaner Asynchronous Code

Apr 13 · 3 min read · Why async/await Was Introduced Before async/await, we used: callbacks (callback hell) promises (.then chains) Example with promises: fetchData() .then(data => processData(data)) .then(result =

Join discussion

DBDEVESH BAGHELlearnwithdevesh.hashnode.dev

0

Error Handling in JavaScript: Try, Catch, Finally

Apr 13 · 2 min read · What Errors Are in JavaScript Errors are problems that occur when your code runs.In simple words: 👉 Error = something that breaks your program Example (Runtime Error) console.log(x); Output: Referen

Join discussion

DBDEVESH BAGHELlearnwithdevesh.hashnode.dev

0

Spread vs Rest Operators in JavaScript

Apr 13 · 3 min read · What the Spread Operator Does The spread operator (...) is used to expand values. In simple words: 👉 Spread = “values ko tod dena / expand kar dena” Example with Array let arr = [1, 2, 3]; console

Join discussion

DBDEVESH BAGHELlearnwithdevesh.hashnode.dev

0

String Polyfills and Common Interview Methods in JavaScript

Apr 13 · 3 min read · What String Methods Are String methods are built-in functions that help us work with strings.In simple words: 👉 They are ready-made tools to manipulate text.Examples: let str = "hello world"; consol

Join discussion

DBDEVESH BAGHELlearnwithdevesh.hashnode.dev

0

The new Keyword in JavaScript

Apr 13 · 2 min read · What the new Keyword Does The new keyword is used to create a new object from a constructor function. In simple words: 👉 new ek naya object banata hai using a blueprint. Constructor Functions A cons

Join discussion

DBDEVESH BAGHELlearnwithdevesh.hashnode.dev

0

Callbacks in JavaScript: Why They Exist

Apr 13 · 3 min read · What is a Callback Function A callback function is simply:A function that is passed as an argument to another function and is executed later. In simple words: “Function ke andar function bhejna, aur b

Join discussion

#chainlink

Search Hashnode

#chainlink

Trending tags this week

Linux File System Hunting

Destructuring in JavaScript

Synchronous vs Asynchronous JavaScript

JavaScript Promises Explained for Beginners

Async/Await in JavaScript: Writing Cleaner Asynchronous Code

Error Handling in JavaScript: Try, Catch, Finally

Spread vs Rest Operators in JavaScript

String Polyfills and Common Interview Methods in JavaScript

The new Keyword in JavaScript

Callbacks in JavaScript: Why They Exist