Software Engineering

Sandeep Mandal March 8, 2025 No Comments

How to filter a list in dart?

In Dart, we can filter a list using the where method, which returns an iterable containing only the elements that satisfy a given condition. Here’s…

Snigdha Paul March 8, 2025 No Comments

What is the functionality of ‘late’ keyword in dart?

The ‘late‘ keyword is used to declare non-nullable variables before their initialization. But that initialization will be done before that variable is accessed. Lets understand…

Rohit Patra March 8, 2025 No Comments

How To The Write `datePart( datepart, datetime )` Function In ColdFusion?

Description:- This is used to get a specific part from a datetime object. datePart( datepart_argument, datetime_object ); This function returns a part of a date,…

Anirban Poddar March 1, 2025 No Comments

How to use @keyframes in css for animation?

The @keyframes CSS rule controls the intermediate steps in a CSS animation sequence by defining styles for keyframes along the animation sequence. You can modify an animation by…

Snigdha Paul March 1, 2025 No Comments

What does double question mark (??) means in dart programming language?

The double question mark operator checks if the variable specified at the left of this operator is null or not. If the left side variable…

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…

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