Tag: error-resolution
5 posts
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Range-Based for Loop Errors in C++: Missing begin()/end() and Eight Other Pitfalls
Fix C++ range-for errors: "begin was not declared in this scope", const begin(), vector<bool> proxies, decayed arrays, map pair copies and dangling temporaries.
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C++ auto Type Deduction Errors
Fix C++ auto type deduction issues: why references and const drop, when to use auto& and auto&&, eight common compiler errors, and AAA-style guidelines.
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"passing const as this discards qualifiers": Ten C++ const Errors and Their Fixes
Ten real GCC const errors, from "discards qualifiers" to "cannot bind non-const lvalue reference": what each message means and the fix, not const_cast.
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Lambdas That Crash Later: Dangling Reference Captures and How to Capture Safely
Why a stored C++ lambda crashes long after creation: dangling [&] captures, the hidden this in [=], move-only captures and std::function, and safe patterns.
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10 C++ Compile and Link Errors Beginners Hit First, and What Each Message Means
Ten common C++ compile and link errors for beginners: undefined reference, segmentation fault, redefinition, no matching function, undeclared identifiers and more, with what causes each one.