Deep's Blog

Deep

Deep

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Blockchain and Fullstack developer, Web3, Solidity, React | Nextjs |Angular| Node | AWS | Serverless | Redux | Flutter, and all about web development.

5 Must-Know Features in JavaScript ES2022: Enhance Your Code and Boost Your Productivity

Jan 17, 20235 min read76 views

JavaScript is constantly evolving, and the latest version, ES2022, introduces some exciting new features that can make your coding life easier and...

5 Must-Know Features in JavaScript ES2022: Enhance Your Code and Boost Your Productivity

Rescue Assets From a Compromised Wallet

Jan 10, 20234 min read16 views

How to rescue your tokens from a compromised Ethereum wallet by using the power of Flashbots. · Flashbots can actually be a lifesaver sometimes. One of...

Rescue Assets From a Compromised Wallet

Authenticate Users in Your DApp with Sign in with Ethereum: A Step-by-Step Guide

Dec 21, 20229 min read89 views

How to Connect Your DApp with a Backend Using Sign in with Ethereum · In an ideal scenario, A Dapp should not have any centralized backend server,...

Authenticate Users in Your DApp with Sign in with Ethereum: A Step-by-Step Guide

What is the !! (not not) operator in JavaScript?

Feb 7, 20211 min read70 views

Converts Object to boolean. If it was falsey (e.g. 0, null, undefined, etc.), it will be false, otherwise, true. !oObject // inverted...

What is the !! (not not) operator in JavaScript?

Drag/Drop, Resumable, Multiple File Upload with Progress Bar in Angular and Node

Jan 23, 202110 min read110 views

Let's start after seeing this what we gonna make Github Link : here Features : Drag/drop upload Resumable Multiple uploads progress bar Let's...

Drag/Drop, Resumable, Multiple File Upload with Progress Bar in Angular and Node

Handling multiple API calls with Promise.allSettled()

Jan 23, 20212 min read76 views

The Promise.allSettled() method returns a promise that resolves after all of the given promises have either fulfilled or rejected, with an array of...

Handling multiple API calls with Promise.allSettled()