woolstar questions

woolstar answers

• pointer arithmetic (char*) &a[1] - (char *)&a[0] == 4
• Realloc into a function
• How to copy values from an array into a new one?
• C++ std::getline error
• Can two doubles be equal and not equal at the same time?
• Reversing an on-demand iterator
• C - Switch with multiple case numbers
• Understanding error "terminate called after throwing an instance of 'std::length_error' what(): basic_string::_S_create Aborted (core dumped)"
• C++ templated function overloading rules
• Perl Replacing digits with "x" in string, but only in one particular location