Software Engineering

Anirban Poddar November 23, 2024 No Comments

How to use map, reduce and filter in javascript?

The map(), reduce() and filter() are array functions are used for manipulate or modifying an array instead of using the loops. Here is an example…

Sandeep Mandal November 23, 2024 No Comments

How to group elements of an object in JavaScript?

We can do this using Object.groupBy() method. This method groups elements of an object according to values returned from a callback function. Example: const users…

Rohit Patra November 23, 2024 No Comments

How To The Write `<cffile action=”readBinary”>` Function In ColdFusion?

Description:- It reads a binary file (such as an executable or image file) on the server, into a binary object parameter that you can use…

Anirban Poddar November 16, 2024 No Comments

How to get next and previous sibling elements and inner text?

To get next and previous sibling and its inner text we can use nextElementSibling and previousElementSibling property in Javascript, nextElementSibling returns the next element (not text and comment…

Saikat Mondal November 16, 2024 No Comments

Enable Multiple User Roles in WordPress for Better Permissions Management

In WordPress, users are typically assigned a single role, such as Administrator, Editor, or Subscriber. However there are situations where a user might need multiple…

Snigdha Paul November 16, 2024 No Comments

How to match a pattern consecutively exactly ‘n’ number of time? Fix issue raised by using {1},{2},…,{n}.

Suppose we want to search the word Hello for only two times side by side in a line and we write a regex (?:Hello){2} Now…

Sourav Paul November 16, 2024 No Comments

Double not `!!` operator in JavaScript?

The ! in JavaScript, also called bang, is the logical not operator. If you place this operator in front of a boolean value, it will…

Sandeep Mandal November 16, 2024 No Comments

How to create an account in Google Tag Manager?

Step 1: Open https://tagmanager.google.com/?authuser=0#/home this url in your browser. Step 2: Click on the Create Account button. Step 3: Fill the form as shown in…

Rohit Patra November 16, 2024 No Comments

How To The Write `<cffile action=”read”>` Function In ColdFusion?

Description:- It reads a text file on the server. The file is read into a dynamic, local variable that you can use in the page.…

Snigdha Paul November 9, 2024 No Comments

How ‘group’ attribute works while looping a query coldfusion script?

We use group attribute to remove adjacent duplicate values in a ‘cfloop’. Let’s see a simple sytax of group attribute. Syntax : cfloop( query =…

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