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misc-cpp

35 posts

How to Assign Negative Infinity in C++?

Last Updated: 28 May 2024

In C++, the infinity is written asinf. We get infinity as a result when a positive number is divided by a null value or when a value is much greater and cannot be stored i...read more

What are the Rules for Using an Underscore in a C++ Identifier?

Last Updated: 29 May 2024

In C++, an identifier is a unique name that is used to define a variable, function, class or object, and etc in a program. It can consist of numbers, letters, and undersco...read more

Type Qualifiers in C++

Last Updated: 07 June 2024

In C++, type qualifiers are keywords that modify the properties of data types, influencing how variables, pointers, or references can be used. These qualifiers enhance var...read more

C++-const keyword

How to Get Time in Milliseconds in C++?

Last Updated: 28 May 2024

In programming measuring accurate time is a common requirement for most software development packages. In C++, we have the std::chrono library with various functions for d...read more

How to Pause a Program in C++?

Last Updated: 28 May 2024

Pausing programs in C ++ is an important common task with many possible causes like debugging, waiting for user input, and providing short delays between multiple operatio...read more

How to Create a Dictionary in C++?

Last Updated: 15 October 2024

A dictionary is a data structure in python that enables users to store data in the form of key-value pairs, where each key must be unique. In this article, we will learn h...read more

How to Get Environment Variable in C++?

Last Updated: 28 May 2024

Environment variables are globally accessible named values that store information about the system environment where your code is executed. They are also used to store con...read more

How to Use cin.fail() Method in C++?

Last Updated: 28 May 2024

In C++, thecin.fail()method is a part of iostreamlibrary that is used to check whether the previous input operation has succeeded or not by validating the user input.In th...read more

cpp-input-output

Difference Between DWORD and Unsigned Int in C++

Last Updated: 28 May 2024

In C++, DWORD and Unsigned Int are commonly used data types to store non-negative integer values. Both the data types may appear similar but there are some important diff...read more

How to Detect Keypress in Windows Using C++?

Last Updated: 28 May 2024

In Windows programming, detecting keypress events is a fundamental requirement for many applications like games, user interfaces, and many more. In this article, we will ...read more

unique_lock or lock_guard: Which Is Better?

Last Updated: 08 May 2025

In C++, to manage access to shared resources, the STL (standard template library) of C++, provides synchronization mechanisms such as lock_guard and unique_lock. Both are ...read more

cpp-multithreading

How to Swap Two Numbers Using Pointers in C++?

Last Updated: 28 May 2024

Swapping the values of two numbers is a very common operation in programming, which is often used to understand the basics of variables, pointers, and function calls. In t...read more

Function Pointer to Member Function in C++

Last Updated: 28 May 2024

In C++, function pointers enable users to treat functions as objects. They provide a way to pass functions as arguments to other functions. A function pointer to a member ...read more

Difference Between .cc and .cpp File Extensions in C++

Last Updated: 29 May 2024

In C++, we use different file extensions to store our code. Two of the most common extensions are .cc and .cpp both store C++ codes. Although they both are used for the sa...read more

C++ File Programs

How to Make a Countdown Timer in C++?

Last Updated: 29 May 2024

In C++, countdown timers are valuable components in various applications, aiding in scheduling events, controlling timeouts, or displaying the remaining time. In this arti...read more