Tag: beginner
All the articles with the tag "beginner".
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using namespace std: What It Means and Why to Avoid It (C++)
Updated:What does using namespace std mean in C++? Learn what it does, why experienced developers often avoid it, and how to use namespaces correctly and safely.
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C++ nullptr vs NULL: What's the Difference (Beginner Guide)
Updated:Learn the difference between nullptr and NULL in C++, why nullptr is safer, and how it fixes a real overload bug. Clear beginner examples with working code.
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How to Pass an Array to a Function in C++ (The Right Way)
Updated:Learn how to pass an array to a function in C++: pointer decay, why you must pass the length, modifying in place, and how a std::vector makes it safer.
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C++ static Keyword: What It Does in Each Context
Updated:Learn all the uses of the C++ static keyword — static local variables, static class members, static functions, and static at file scope. Each context explained with examples.