How can I use the append() method of std::wstring? How can I append or join a wide string to another wide string? Can we append a char array to a wide string? How can I append number of chars to a wide string? Is it possible to add a substring of a string to another string? Here are the answers with C++ software examples.
Generally, as an introduction to C++, in addition to int, float…
How can I use erase() method of std::wstring? How can I erase part of a wide string? Here are the answers with modern C++ app examples.
Generally, as an introduction to C++, in addition to int, float, double, string there is another data type called wide string that we…
What are the bitwise operators and how can they be used in C++ software? Do you know what a bitwise operation is? What is bit shifting? How can we use the AND, OR, XOR, NOT bitwise operators? In this post we will answer these questions..
A short explanation of what a…
C++ is a great programming language to calculate engineering problems, it is one of the best for complex operations which require you to get the maximum performance you can from the computer hardware. Delphi is also a truly capable compiled programming language that you can use in engineering problems. In this post we will explain how to write C++ software to solve millions of unknowns in…
How can I use the string capacity and length methods in a C++ app? What kind of methods I can use to get size of a std::string? How can I use the empty() method with strings? How to get length() of a std::string? How can I use size() property of a std::string? How can I…
How can I use the compare() method of std::string in a C++ app? How can we use C++ to compare strings? Here are the answers with C++ examples.
In addition to int, float, double there is another data type called string that we use for alphanumeric variables. In C++ there…
How can I access a character of a wstring? How can I use the at() method of wide strings in modern C++ software? Can I use front() and back() methods in std::wstring to access characters?
Modern C++ uses Wide Strings and Unicode Strings to support worldwide languages. Wide Strings (std::wstring) uses wcha_tr as the character type which means they are 2-bytes chars and they are…
What is the fscanf function? How can I use fscanf in C++ software? Is there an example to the fscanf function in C++? What is the syntax of fscanf? Where can I find format specifiers for the fscanf function? Let’s answer these questions.
A little history of the fscanf…
How can I clear a string in a simple way? What kind of methods I can use in my C++ software to clear a std::string? How can I use clear() method with strings? Can I use resize() method to clear strings? How can I use erase() method to clear strings?
Modern C++…
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++ uses Wide Strings and Unicode Strings to support worldwide languages. Wide Strings (std::wstring) uses wcha_tr as the character type which means they are 2-bytes chars and they are an…
