single quoted string VS Double quoted string [RUBY]

Single Quoted Double Quoted Does not allow string interpolatio foo = 'Hello' puts foo => Hello foo = 'Hello' bar =  'check #{foo}' => ##Error Allows string interpolation foo = “World” puts foo =>Hello foo = 'Hello' bar =  “check #{foo}” puts bar => check Hello Single quotes preserve escaped characters puts 'i \n love … Continue reading single quoted string VS Double quoted string [RUBY]

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Select VS Detect [RUBY]

Ruby Select Ruby Detect Returns an array containing all elements of enum for which the given block returns a true value. If no block is given, an enumerator is returned instead.  Returns the first element for which block is not false. If no object matches returns nil . If no block is given, an enumerator is returned instead. items.select(...) returns all elements that meet criteria … Continue reading Select VS Detect [RUBY]

Getting started with Chrome extension development

In this tutorial we will be creating a basic chrome extension from scratch, this chrome extension will fetch some random inspirational quotes from an api, purpose is to give a basic idea of directory structure of extension and its working. What Is a Chrome Extension? A Chrome extension is a combination of HTML, CSS and … Continue reading Getting started with Chrome extension development

What is NoSQL databse?

NoSQL  or Not Only SQL database provides a mechanism for storage and retrival of data which is simpler in means other than the tabular relations used in relational databases. Relational databases (RDBMS) rely on tables, columns, rows, or schemas to organize and retrieve data. In contrast, NoSQL databases do not rely on these structures and use more flexible data models. … Continue reading What is NoSQL databse?

Ruby On Rails Interview Questions

Here are few of the interview questions which have been recently asked by companies What is the difference between Ruby Select and Detect? What is the difference between Ruby strings declared with  single quotes and the one declared with double quotes? What is the difference between Classes and Modules? What are different types of associations … Continue reading Ruby On Rails Interview Questions

Git Hooks to ease YOUR Development Flow !!!!

In this tutorial we will  understanding a little about git hooks and how they can be made part of our development flow with some automation Git hooks are scripts that run automatically every time a particular event occurs in a Git repository. They let you customize Git’s internal behavior and trigger customizable actions at key … Continue reading Git Hooks to ease YOUR Development Flow !!!!