The processing of a file is one of the important tasks in programming. We have to read or write to process or processed data. Node provides...
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Rest Parameter and Spread syntax and their use-case
Rest syntax looks exactly like spread syntax. In a way, rest syntax is the opposite of spread syntax. Spread syntax “expands” an array into its elements,...
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9 JavaScript Tricks to speed up your coding
#1. Default Parameter Values: In JavaScript we can pass default value to a parameter in function definition that can help to reduce a few number of...
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Get day, month and year Difference in JavaScript
In the various scenario, we need to calculate the number of months or number of weeks or number of years, etc. between two dates. We can calculate it using various methods of Dates given in JavaScript.
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c8 – native V8 code-coverage
Code coverage provides information about whether, and optionally how often certain parts of an application have been executed. It’s commonly used to determine how thoroughly a test suite exercises a particular codebase.
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Generate QR code using javaScript
What is a QR code? A QR code (abbreviated from Quick Response code) is a type of matrix barcode (or two-dimensional barcode) first designed in 1994 for the...
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A guide to IndexDB API
What is IndexedDB? IndexedDB is a large-scale, NoSQL storage system. It lets you store just about anything in the user’s browser. In addition to the usual...
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Use Picture-in-Picture Web API
Many users want to continue consuming media while they interact with other content, sites, or applications on their device. For this type of activity Picture-in-Picture web browser feature is best.
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What is Optional Chaining in JavaScript?
Optional Chaining is a new Operator in JavaScript, which might be not supported by the old version of the browser. Most of the latest versions of...
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Use of Nullish Coalescing (??) Operator in JavaScript
In ECMAScript 2020, also known as ES11 Nullish Coalescing operator introduce. The nullish coalescing operator (??) is a logical operator that returns its right-hand side operand when its...
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