Data Structure
Networking
RDBMS
Operating System
Java
MS Excel
iOS
HTML
CSS
Android
Python
C Programming
C++
C#
MongoDB
MySQL
Javascript
PHP
Economics & Finance
Temperature conversion between Fahrenheit and Celsius is a common programming task. In C#, you can easily convert Fahrenheit to Celsius using a simple mathematical formula and display the results with proper formatting. The conversion formula subtracts 32 from the Fahrenheit temperature, then multiplies by 5/9 to get the equivalent Celsius temperature. Formula The mathematical formula for converting Fahrenheit to Celsius is − celsius = (fahrenheit - 32) * 5 / 9 Fahrenheit to Celsius Conversion 97°F - 32 × 5/9 ... Read More
Punctuators are special symbols in C# that serve as delimiters to structure, group, and organize code. They are essential for proper syntax and help the compiler understand where statements begin and end, how to group code blocks, and how to separate elements. Common Punctuators in C# The most frequently used punctuators in C# include − { } // Braces - code blocks ( ) // Parentheses - method calls, grouping [ ] // Brackets - arrays, indexers ; // Semicolon - statement terminator , ... Read More
Literal number suffixes in C# are used to explicitly specify the data type of numeric literals. Without suffixes, the compiler infers the type based on the value, but suffixes ensure the literal is treated as a specific numeric type. These suffixes are particularly useful when working with method overloads, preventing ambiguous type conversions, and ensuring the correct data type is used for calculations. Syntax Following is the syntax for using literal number suffixes − dataType variable = numericValue + suffix; The suffix can be either uppercase or lowercase, but uppercase is recommended for ... Read More
C# provides several methods to order array elements. The OrderBy() method sorts elements in ascending order, while ThenBy() is used for secondary sorting criteria when multiple elements have the same primary sort value. Syntax Following is the syntax for ordering array elements using LINQ methods − // Primary ordering IEnumerable result = array.OrderBy(item => item.Property); // Primary and secondary ordering IEnumerable result = array.OrderBy(item => item.Property1) ... Read More
The Boolean.Equals(Object) method in C# returns a value indicating whether the current Boolean instance is equal to a specified object. This method compares the Boolean value with another object, returning true only if the object is also a Boolean with the same value. Syntax Following is the syntax − public override bool Equals (object obj); Parameters obj − An object to compare with this Boolean instance. Return Value Returns true if the object is a Boolean instance with the same value; otherwise, false. Using Boolean.Equals() with Different Data Types ... Read More
Converting the first character of each word to uppercase in a sentence is a common text formatting task in C#. This process involves identifying word boundaries and converting the first lowercase letter of each word to its uppercase equivalent. Syntax Following is the basic approach to convert characters from lowercase to uppercase − char uppercaseChar = (char)(lowercaseChar - 'a' + 'A'); To check if a character is a lowercase letter − if (ch >= 'a' && ch = 'a' && val[i] = 'A' && val[i] word.Length > 0 ? ... Read More
The sealed modifier in C# prevents method overriding in derived classes. When applied to an overridden method, it stops further inheritance of that method. The sealed method must be part of a derived class and must override a virtual or abstract method from its base class. Syntax Following is the syntax for declaring a sealed method − public sealed override ReturnType MethodName() { // method implementation } Key Rules for Sealed Methods A sealed method must be an override of a virtual or abstract method. Once ... Read More
To generate the first 100 odd numbers in C#, you can use different approaches. The most straightforward method is to iterate through numbers and check if they are odd using the modulus operator. Syntax Following is the syntax for checking if a number is odd − if (number % 2 != 0) { // number is odd } Following is the syntax for generating odd numbers in a loop − for (int i = 1; i
The ElementAt() method in C# is a LINQ extension method that retrieves an element at a specified index from any collection that implements IEnumerable. It provides a way to access elements by index in collections that don't have built-in indexing support. Syntax Following is the syntax for the ElementAt() method − public static TSource ElementAt(this IEnumerable source, int index) Parameters source − The IEnumerable to return an element from. index − The zero-based index of the element to retrieve. Return Value Returns the element at the specified position in ... Read More
To order array elements in descending order in C#, you can use various approaches including Array.Sort() with reversal, LINQ's OrderByDescending(), or custom comparison methods. These methods provide flexibility for sorting different data types and applying custom sorting criteria. Syntax Following is the syntax for basic descending sort using Array.Sort() and Array.Reverse() − Array.Sort(arrayName); Array.Reverse(arrayName); Following is the syntax for LINQ OrderByDescending() − var result = array.OrderByDescending(element => element); Using Array.Sort() and Array.Reverse() The simplest approach is to sort the array in ascending order first, then reverse it − ... Read More