Software Engineering

Saikat Mondal February 22, 2025 No Comments

Why we can’t call our context in initState but there is no problem for didChangeDependencies ?

In flutter, the initState method is called once when the State object is created and inserted into the tree. It is used for initializing the…

Sandeep Mandal February 22, 2025 No Comments

What is the use of Named Constructor in dart?

In Dart, a named constructor allows you to create multiple ways to instantiate a class by defining additional constructors with meaningful names. This is useful…

Rohit Patra February 22, 2025 No Comments

How To The Write Encrypted Code In JavaScript?

Description:- Encrypting JavaScript is a way to add a layer of protection to your website by making your code harder to understand or hack/modify. this…

Anirban Poddar February 15, 2025 No Comments

How to display post type categories with shortcode in wordPress ?

We can use shortcode for displaying custom post type categories. Here is an example shortcode. function display_custom_post_type_categories($atts) { // Set default attributes for the shortcode…

Saikat Mondal February 15, 2025 No Comments

What is async and await in Flutter/Dart ?

In Flutter/Dart, async and await are used for asynchronous programming, allowing you to write code that performs tasks concurrently without blocking the main thread.async: This…

Snigdha Paul February 15, 2025 No Comments

How to create nullable variable in Dart programming language?

There are two ways to create nullable variable. 1) Using var keyword, Syntax : var variable_name;2) Using datatypeSyntax : int? variable_name; Nullable variable creation using…

Sandeep Mandal February 15, 2025 No Comments

What is the use of typedef in dart?

In Dart, typedef is used to define function type aliases, which makes it easier to declare variables, parameters, or return types of functions with specific…

Rohit Patra February 15, 2025 No Comments

How To The Write `isLeapYear( )` Function In ColdFusion?

Description:- Determines whether a year is a leap year. isLeapYear( year_as_neumeric_value ); Attributes:- year:- This is a required numeric argument, the number representing a year.…

Anirban Poddar February 8, 2025 2 Comments

How to display WP post with category filter option?

We can use shortcode function to display post with category filter option. You have to add this function to functions.php . Here is the demo…

Snigdha Paul February 8, 2025 No Comments

How to declare variables in Dart programming language?

There are two ways to declare variables in dart language.1st: Using ‘var‘ keyword.2nd: Writing the datatype as a prefix. // Using var keyword main(){ var…

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