To install Java( I have installed the JDK 8 here) Java SE Development Kit 8 — Downloads — Oracle Choose the macOS X64 option and then click the download that corresponds to it. After that you have to choose the license agreement option and then oracle will ask you to create an account and in case you do not…

The below installation is for Mac OS.Generally Python comes pre-installed with Mac Install Homebrew. Homebrew is a package manager for Mac OS. /bin/bash -c “$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)" Then install python using Homebrew. brew install python Using Homebrew to install python would also add the python path. To check if you…

First let’s get a recap of what are trees. Trees are data structure that have many children. The root node is the top most node in the tree and the child node emerge from the root node. Now what are binary trees? Binary trees are tree data structure that have…

SQL (pronounced “ess-que-el”) stands for Structured Query Language. SQL is used to communicate with a database.A query is a question or inquiry about a set of data.SQL is used for accessing and manipulating databases. The major commands that SQL uses are(SELECT, INSERT, DELETE,UPDATE) A select SQL query is written as: …

While doing my project using React application I had to do some stretch goals one of them that I did was sorting and the other was animating a text using a React library. First , let me go to the sorting. At first I did a sorting while rendering a…

Every React Component has a lifecycle of its own, lifecycle of a component can be defined as the series of methods that are invoked in different stages of the component’s existence. A React Component can go through four stages of its life as follows. Initialization: This is the stage where…

FETCH() in JavaScript The fetch() function in JavaScript is used to request to the server across the network , process the request and load information in the webpages. It is a simpler way to consume resources asynchronously. Fetch lets us work with REST API’s. Below is an illustrated diagram of…

Database normalization is organizing data in such a way as to eliminate redundancy and get rid of duplicate data. It was first proposed by Edgar F. Codd as a part of his relational model.Redundancies can adversely affect analysis of data.We use data normalization for the following purposes To logically group…

Pry is a powerful debugging tool for junior ruby developers. It is a ruby gem. Pry is primarily the work of John Mair(banisterfiend). I came across pry during pre-work at flatiron school and ever since then , I have used it to see the return value of my code. It…