Scopes, Built-in functions, Higher order function, First citizen function. Content of this blog:

Identifiers: — Identifiers are those names that help in naming the elements in JavaScript. Set of rules, you should follow to write an Identifiers: The first character of an identifier should be letters of the alphabet or an underscore (_) or dollar sign ($). You can use letters of alphabets or digits…

Datatypes in JavaScript: — Data of these types are stored and manipulate easily by using variables. How to creates variables: Numbers:

What are Objects? An object consists of state and behavior. State: The State of an entity represents properties that can be modeled as key-value pairs. Behavior: The Behavior of an entity represents the observable effect of an operation performed on it and is modeled using functions. Example: A Car is an object…

What is Programming? A program is a collection of instructions that performs a specific task when executed by a computer. and the act of creating a program is known as programming. Programs are created to solve the problems, to automate the processes and to reduce repetitive and/or manual work. To…

Q. Why to use list in HTML? → Group related items and display them one after other. → Easy to distinguish each item. → For Better readability. There are three types of HTML lists: Unordered List: It helps you to group related items in a bulleted format.

Every Box contains of 4 parts:

Description — — — — — — — — — — — — — — — — — — — — — — — — — To Configure Docker on Top of REDHAT LINUX 8 To Start Docker To Stop Docker To launch a container on Docker To Start and attach Container…

commands used in Unix in order to read, write and access a file and directories Working with files and directories: How to know the location where I am: $ pwd pwd means present working directory.