Tag: a
Differences between a pointer and reference
Differences Between Pointer and Reference in C++ are as follows, 1.) Reference is a kind of const pointer that de-reference itself automatically. Yes, its similar to const pointer therefore once you have attached a reference to a variable or object then you cannot make it to point to someone else. Advertisements Now if you try to …
Iterating over a range of User Defined objects and calling member function using std::for_each
In this article we will discuss how to iterate over a container of user defined objects and call a member function on each of the iterating element.Suppose you have a vector of Employee class objects and you want to call a member function on each of the element in vector. [showads ad=inside_post] Let’s see how …
Set vs Map : How to choose a right associative container ?
In this article we will discuss how set and map are different and what factors we need to keep in mind while choosing right associative container. Let’s start from set, Set : Advertisements Set is an associative container which we need to store unique elements. It always keeps the elements in sorted order. Internally it …
Set vs Map : How to choose a right associative container ?Read More
What is a Memory Leak in C++ ?
In this article we will discuss what is Memory Leak C++ and why its harmful for applications. Memory Leak Advertisements Memory leak in is a kind of Bug that kills your application slowly by first making it slow and then eventually crashing it. How Does Memory Leak happens: Frequently Asked: What is a Memory Leak …
Designing a Thread Pool Framework Part 1: What’s the need of a Thread Pool
In this we will discuss what is a Thread pool and why do we need Thread Pools. Many times you encounter a situation where where you need to perform several tasks in parallel to improve the performance of application. These Tasks can be anything like, Advertisements Encrypting a file. Calculating hash of a file. Performing …
Designing a Thread Pool Framework Part 1: What’s the need of a Thread PoolRead More
Creating a Matrix using 2D vector in C++ – Vector of Vectors
In this article will discuss how to create 2D Matrix using vector of vectors in c++. Requirement Advertisements Represent a 2D Matrix using vector in C++ i.e. 1 , 1 , 1 , 1 1 , 1 , 1 , 1 1 , 1 , 1 , 1 1 , 1 , 1 , 1 …
Creating a Matrix using 2D vector in C++ – Vector of VectorsRead More
Different Ways to Initialize a vector in C++
In this article we will discuss different ways to initialize a std::vector in C++. Initializing std::vector elements with same value std::vector<int> vec_1(5, 10); It will create a vector of 5 element and initialize  each element is initialized to 10. Advertisements Initializing std::vector elements with passed argument list std::vector<int> vec_2 = {10,20,30,40,50}; It will create a vector of 5 …
What is a Process?
In this article we will discuss what is process and what are its states. What is a Process? Process is a an instance of a Program. Advertisements A Program is an executable file. Whenever we execute a program, then its loaded into memory by OS and a Process is created to represent this running instance. …
Designing a Board Game (Mastermind) in C++ using MVC, State and Observer Design Patterns
Let’s Design a Console Based Board Game in C++. With this Design you can learn MVC, Observer and State Design Pattern. Moreover, with the same design you can also implement any other Game Like Battleship etc. Advertisements In this we will build Console Based Version of MasterMind Game. Complete Code for this is available at, Frequently …
Designing a Board Game (Mastermind) in C++ using MVC, State and Observer Design PatternsRead More
How to pass variable arguments in a function
In this article we will discuss how to pass variable number of arguments in a function. Requirement: Advertisements Suppose I want to create a function that take variable number of arguments and use them to perform some task. For example, Create a function that will return the sum of all the passed arguments i.e. Frequently …