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Rohan Aggarwal
Rohan Aggarwal

147 Followers

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Jun 24, 2021

Understanding basics of Ansible

Ansible is a radically simple IT automation engine that automates cloud provisioning, configuration management, application deployment, intra-service orchestration, and many other IT needs. Designed for multi-tier deployments since day one, Ansible models your IT infrastructure by describing how all of your systems inter-relate, rather than just managing one system at…

Ansible

6 min read

Understanding basics of Ansible
Understanding basics of Ansible
Ansible

6 min read


Jun 14, 2021

Docker Build Arguments and Environment Variables

Docker provides different ways to inject the dynamic values during the build phase and the run phase. we can use Docker build arguments to dynamically injecting the values at the build time and environment variable to inject values at run time and can combine both to maximize their benefit. Docker build arguments It…

Docker

6 min read

Docker Build Arguments and Environment Variables
Docker Build Arguments and Environment Variables
Docker

6 min read


Published in Nerd For Tech

·May 23, 2021

Regular Expressions cheat sheet

A Regular Expression (or Regex) is a pattern (or filter) that describes a set of strings that matches the pattern. Regular expressions are used to search strings for a specific pattern or to validate the user-input value like to validate the email address entered by the user. Why we use Regular Expression? To perform a…

Regex

7 min read

Regular Expressions cheat sheet
Regular Expressions cheat sheet
Regex

7 min read


Mar 13, 2021

A-To-Z of Docker-compose

Docker-compose is a tool for defining and running multi-container Docker applications. With Compose, you use a YAML file to configure your application’s services. Then, with a single command, you create and start all the services from your configuration. Why Docker-compose? Let say we want to containerize an application having Node backend, React-js…

Docker Compose

9 min read

A-To-Z of Docker-compose
A-To-Z of Docker-compose
Docker Compose

9 min read


Nov 1, 2020

Revising current Java features (JAVA-9 to JAVA-14)

Java 9 Features - Immutable List Creates a immutable list (read-only), cannot modify the list once it is created. List.of(1,2,3); Cannot add null value, it will throw NullPointerException. Cannot add more values to the list, it will throw UnsupportedOperationException. Can add values only at the time of initialization. - Immutable Set Set.of(1,2,3); Cannot add duplicate values like Set.of(1,1,2), it…

Java 11

10 min read

Revising current Java features (JAVA-9 to JAVA-14)
Revising current Java features (JAVA-9 to JAVA-14)
Java 11

10 min read


Published in The Startup

·Oct 22, 2020

Java Collectors and Its 20 Methods

Collectors is a final class that extends the Object class. It provides reduction operations, such as accumulating elements into collections, summarizing elements according to various criteria, etc. Java Collectors class provides various methods to deal with elements. 1. Creating list: toList() It is used to accumulate elements into a list. It will create a…

Java

6 min read

Java Collectors and Its 20 Methods
Java Collectors and Its 20 Methods
Java

6 min read


Oct 9, 2020

Understanding some useful GIT commands.

Git is a free and open source distributed version control system designed to handle everything from small to very large projects with speed and efficiency. If you are working on any software project, then there are good chances that you already heard of GIT before. In this article we will…

Git

5 min read

Understanding some useful GIT commands.
Understanding some useful GIT commands.
Git

5 min read


Oct 3, 2020

Dockerizing a react application

In this blog, we will learn about how we can containerize a react application. Here we will see the generic steps which we can follow with any react application. …

Docker

8 min read

Dockerizing a react application
Dockerizing a react application
Docker

8 min read


Published in The Startup

·Sep 27, 2020

Important Docker Commands You Should Know

Docker provides the ability to package and run an application in a loosely isolated environment called a container. The isolation and security allow you to run many containers simultaneously on a given host. What are a docker image and docker container? As per the official website, a Docker container image is a lightweight, standalone, executable package of software…

Docker

6 min read

Important Docker Commands You Should Know
Important Docker Commands You Should Know
Docker

6 min read


Published in Weekly Webtips

·Jul 31, 2020

Revising ECMAScript2015-ES6 to ECMAScript2019-ES10

As ECMAScript11 came, let’s quickly revise all the major features of ES6 to ES10. ECMAScript6 -ECMAScript 2015 Its the protocol on which Javascript works. So we can say its javascript version. Features introduced in EC6 let keyword The let statement allows us to declare a variable with block scope and we cannot redeclare the same object in the same…

Java Script

8 min read

Revising ECMAScript2015-ES6 to ECMAScript2019-ES10
Revising ECMAScript2015-ES6 to ECMAScript2019-ES10
Java Script

8 min read

Rohan Aggarwal

Rohan Aggarwal

147 Followers

Full stack developer

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