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Inserting A String Into A Wide String In A Modern C++ App

How can I use insert() method of std::wstring in a modern C++ app? How can I add a string to inside of a wide string? Here are the answers with C++ examples. Generally, as an introduction to C++, in addition to int, float, double, string there is another data type wstring in modern C++ that we can use for alphanumeric variables. In Modern C++, there are several typedefs for common character…
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How To Read An XML File In A C Program Or C++ App

Extensible Markup Language (XML) is one of the most used markup languages in web pages like HTML and used for storing, transmitting, and reconstructing arbitrary data and it is one of the most used file formats in data mining You can easily read XML files in a C or C++ app…
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Solve A 3 Diagonal Matrix Using Successive Over Relaxation

C++ is a great programming language to calculate engineering problems, it is one of the best for those operations. Delphi is also faster 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 Successive Over Relaxation Iteration Method. A little about the mathematics behind…
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C++C++11C++14C++17Introduction to C++Learn C++

How To Make find_first_not_of() String Searches In A C++ App

How can I find a first or last character that is not a character that i am searching in a string in my C++ app? What kind of methods I can use to find the first character equal to none of the characters in the given string in a std::string? How can I use find_first_not_of(), find_last_not_of() methods with strings? Modern C++ uses Wide Strings and Unicode Strings to support worldwide…
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C++C++11C++14C++17Introduction to C++Learn C++

How To Copy A Wide String to Wide Char Array In A C++ App

How can I use copy() method of std::wstring in a C++ app? How can I copy a wide string to a wide char array? Here are the answers with C++ examples. What is a WString? wstrings (Wide Strings) are the string class for characters that has 2 bytes that represented with wstring. In Modern C++, alphanumeric characters are stored in wide strings because of their support for characters of World…
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