Lambda Expressions allow users to write an inline expression that can be used for short snippets of code in your C++ app which are not going to be reused and don’t require naming. The Lambda Expression construct is introduced in C++ 11 and further developed in the C++17 and C++20 standards. Because of its syntax and definition with [ ] and ( ) and { }, sometimes it is hard to understand or…
How can I convert a floating number to a string in my C++ app? How can I put a float into a Text of a component? What is FloatToStr method? What is FloatToStrF method? Can I use FloatToStr method with double and long double too? Can we use printf() method with float in…
What is a cast operator? What types of casting can be used in C++? What is a static_cast in C++? How can I use static_cast in C++ Software?
In C++, a cast operator is anUnary Operatorwhich forces one data type to be converted into another data type.In general…
Do you want to learn what is Eligible Copy Constructor or what kind of methods are available to declare and use an Eligible Copy Constructor? In this post, we will try to explain the Eligible Copy Constructor with examples. First, let’s remind ourselves of the Constructor and Copy Constructor meaning in C+++ software.
What is a Constructor in C++ software?
The Constructor in C++ is a…
How can I read a text file in a C++ app? How can I write to a text file in C++? How can I append to a text file in C++? How can I use open() method for the ifstream? How can I use open() method for the ofstream? How can I use open() method for the fstream? What is the syntax…
If you construct an object, sometimes you need operations to deconstruct. Destructors not only used in classes but also used with struct and union data types. Do you want to learn what a Pure Virtual Destructor is in a C++ App, or what kind of methods we have that we can…
Do you want to use DOS commands to operate on directories or folders? Do you know that you can use system commands in C++ to operate on folders? How can we get our C++ App to list files of a folder, how we can copy, rename, delete, or move directories? Can we set the access permissions of a directory by using system commands in C++? We will explain all the answers to these questions below.C++ is a…
Do you know why we use Command Prompt or Power Shell? Can we use Windows DOS Commands in a C++ app and in other operating systems? In this post, we will explain how you can run Windows DOS commands in C++.
Apple DOS was the first family of Disk Operating Systems (DOS) for…
C++ Builder is a great IDE which comes with the FireMonkey UI framework. While Firemonkey is a powerful multi-platform UI framework which lets you create apps which work on desktop as well as mobile phones and tablets you can also use it to add many shape types to your C++…
C++ is a great programming language to calculate engineering problems, it is one of the best for those operations. Delphi is also a super-fast compiled programming language that you can use in engineering problems. In this post we will explain how to write a C++ app to solve millions of unknowns in equations by using the Successive Over Relaxation Iteration Method. Haven’t you always wanted…
