Gnubie questions

• How to return nothing for Python list slicing
• Convert between MATLAB stereoParameters and OpenCV stereoRectify stereo calibration
• How to find out what type to use for OpenCV .at function in C++?
• Using printf, left- and right-justify two strings to a given length
• Automatically running code at the start of every C function
• Digit grouping in C's printf
• Word wrap in MATLAB editor
• How to find C functions without a prototype?
• Combining pipe with exit status in bash shell script
• Why does the C preprocessor consider enum values as equal?

Gnubie answers