Paul Roub questions

Paul Roub answers

• Copy selected lines from one file and insert those lines in another file after selected line
• how do i cast the void pointer to char array in a multithreaded program in C [closed]
• Validation for numeric data Javascript
• How do I select the first child of a parent element?
• Read from a file then convert from to int?
• Search key in nested complex JSON
• How to catch the remainder of a regex .match()?
• jQuery ajax() URL is required?
• Error: invalid operands of types ‘const char [35]’ and ‘const char [2]’ to binary ‘operator+’
• Javascript link vanishing after first click