Software Engineering

Sandeep Mandal March 1, 2025 No Comments

What is the use of metadata in Dart?

Metadata in Dart is used to provide additional information about code elements like classes, methods, and variables. It is typically defined using annotations, which are…

Saikat Mondal March 1, 2025 No Comments

How to Pass Data to Named Routes in Flutter

Passing data to named routes in flutter involves three main steps:1.Define the Named Route2.Pass Data When Navigating3. Retrieve Data in the Destination Route 1.Define the…

Rohit Patra March 1, 2025 No Comments

How To The Write `quarter( date )` Function In ColdFusion?

Description:- This is used to get the quarter of the year in which the given date falls. quarter( date ); This function returns an integer…

Snigdha Paul February 22, 2025 No Comments

How to use push(), pop() methods of Navigator class in flutter?

In flutter we navigate from one page to another page by using Navigator class. The Navigator widget maintains a stack of roots. When we use…

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…

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