How can I find a string in a string in reverse direction? What kind of methods I can use in C++ software to find a string in a std::string? How can I use rfind() method with strings?
Modern C++ usesWide StringsandUnicode Stringsto supportworldwide languages.Wide Strings (std::wstring)useswcha_tras the character type which means they are…
Do you want to use exception handling to trap runtime errors in your C++ software? How can we use try and catch in C++? Is there a C++ example for the latest try and catch usage? What is difference between try and __try? Can we use __try in C++?
C and C++ has great…
How can I use erase() method of std::string? How can I erase part of a string in my C++ software? Here are the answers with C++ examples.
Generally, as an introduction to C++, in addition to int, float, double there is another data type called string that we use for…
How can I use the append() method of std::string? How can I append a string to another string in a C++ app? Can we append a char array to a string? How can I append a number of chars to a string? Is it possible to add a substring of a string to another string? Here are the answers with C++ examples.
A little word about C++ strings
Generally, as an introduction to C++, in addition to int…
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…
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…
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 of ofstream open()? What is the syntax of ifstream open()? What is the syntax of fstream open()? How can I write and read to…
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…
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++ app on Windows.
TShape is the ancestor class to most other classes defined in the Objects unit. It defines the common…
