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2 ways to find swap two numbers/variables in Golang Example

April 2, 2022 ·  2 min read

In this article, you are about to learn two ways to swap two numbers or variables in Go language. The first method is to swap variables in a temporary variable, while the second alternative is not to use a temporary variable. How to Swap two numbers using a temporary variable? Two variables number1 and number2 are declared and assigned with 12 and 30 values respectively. Here is a sequence of steps for swapping numbers...

Typescript typeof, instanceOf operator examples

April 1, 2022 ·  3 min read

What is typeof operator in typescript? This operator is used to get a string specifying the type of variable. This will very helpful for developers to know the type of the object at runtime. typeof operator syntax typeof {operand} parameter: operand is supplied either as the primitive data type of custom object. possible operand values are variables, object variables, and strings. var msg = "Cloudhadoop"; console.log(typeof msg); // returns string as string format var variableNumber =16; console....

Html Sitemap

April 1, 2022 ·  58 min read

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Dart| Flutter How to: Find an object implements interface

April 1, 2022 ·  2 min read

In Dart, Class extends only one parent class and implements multiple interfaces. Below are operators to check a class of a given object. is checks a given object implements or extends interface or class, It checks parent class hierarchy and returns true if it follows inheritance. runtimeType: Returns the class of an object and gives the only current class of an object not the inheritance tree class checking if an object implements interface in dart?...

Dart| Flutter How to: Check sublist contains all elements in List

April 1, 2022 ·  1 min read

This tutorial shows how to check sublist exists in Dart or Flutter List How do Check sub lists exist in a list of dart/flutter? dart list provides multiple ways to check the sub list contains in the list of elements. First Convert list into set using Set.of() method Check sub list exists in Set using Set.containsAll() method Here is an example code void main() { var list = [1, 4, 5, 2, 8]; var sublist = [1, 4]; var set = Set....

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