Category: Programming Languages
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How to print in C with printf
Learn how to print in C with printf using a complete, compilable program. Print text, strings, characters, integers, and floating-point values, then handle newlines and catch format warnings.
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C enum: declarations, values, variables, and a switch example
C enum declarations create named integer constants. Learn implicit and explicit values, typedef variables, duplicate values, and a practical switch example with precise type behavior.
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C++ stringstream for Formatting and Parsing
C++ stringstream lets you format values into a string with >. Learn str(), stream state checks, leftover input, and how to clear and reuse the stream safely.
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Maps in C++: A Practical std::map and Iterator Guide
Learn maps in C++ with one compilable std::map example: declare key-value types, insert and update entries, look up and erase keys, and traverse safely with iterators.