Software Engineering

Sandeep Mandal April 12, 2025 No Comments

How to declare a function with variable number of arguments in PHP?

In PHP, we can write functions that accept a variable number of arguments — meaning, we don’t have to know how many values will be…

Saikat Mondal April 12, 2025 No Comments

What is Eloquent ORM in Laravel ?

When building web applications, database interaction is one of the most critical components. Laravel, one of the most popular PHP frameworks, makes this task incredibly…

Rohit Patra April 12, 2025 No Comments

How To The Write `structKeyList( structure, delimiter )` Function In ColdFusion?

Description:- This is used to get the key list from a ColdFusion structure. structKeyList( structure, delimiter ); This function returns a list that consists of…

Saikat Mondal April 5, 2025 No Comments

What is setState in Flutter and When to Use it ?

Flutter is a powerful framework for building cross-platform apps with a reactive UI. One of its core concepts is state management, and setState is the…

Snigdha Paul April 5, 2025 No Comments

How to filter out element from a list of maps using where() method in Dart?

We use where() method with collections (like list, set ..) to filter out that collection elements. A where() method returns a new iterable which satisfies…

Anirban Poddar April 5, 2025 No Comments

How to add/remove active class to menu item in jQuery ?

We can add/remove active class while click on menu item in jQuery. Here is the example of html, css & jquery code. <!-- html starts…

Rohit Patra April 5, 2025 No Comments

How To The Write `directoryCreate( path )` Function In ColdFusion?

Description:- This is used to create a directory on disk or in memory. directoryCreate( path ); Attributes:- path:- This is a required attribute, the path of…

Snigdha Paul March 22, 2025 No Comments

How to store, retrieve and delete any key-value pair through SharedPreferences in flutter?

Through SharedPreferences we can store and retrieve key value pair even after closing the app. The key-value pair stored through SharedPreferences are not deleted after…

Anirban Poddar March 22, 2025 No Comments

How to use @font-face rule in css?

The @font-face rule allows custom fonts to be loaded on a webpage. When you have not installed fonts in your computer but want to use, just include…

Sandeep Mandal March 22, 2025 No Comments

How to create variables in PHP?

In PHP, variables are created using the $ (dollar sign) followed by the variable name. You do not need to declare the type explicitly (PHP…

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