Yash Kumar - OpenGenus IQ: Learn Algorithms, DL, System Design

Work with files on the web using FileReader API in JavaScript

FileReader object helps in reading data from a file or a Blob and store it in a JavaScript variable. The read is done asynchronously so as not to block the browser.

Software Engineering

Get started with BLOBs in JavaScript

BLOB (Binary Large OBject) is a data type which can be used to store binary data. We can convert our files and images into binary data and store it using BLOB. They are immutable objects that represent raw data.

Software Engineering

Viewing and Changing IndexedDB contents of any website using Chrome DevTools

We will try to check the IndexedDB contents of a website using Chrome DevTools. (Using Firefox Developer Tools is also very similar.) We will add a few records and then try to view and update it using the DevTools.

Software Engineering

Working with IndexedDB in HTML5

IndexedDB is a JavaScript-based object-oriented database which lets you store just about anything in the user's browser. It uses indexes to search data efficiently. DOM storage is good to use to store small amount of data like login session in a website but not for storing large amounts of data

Software Engineering

Switch Case in Java

A switch statement in Java allows an expression to be tested for equality against a list of values. Java SE 7 and later, the support for a String object is also available with switch case. We explore the basics of it like break, default statements and syntax rules