Giorgio questions

• Take a screenshot and use OCR on it
• Installing iulib - config.status: error: cannot find input file: Makefile.in
• Check pixel color and trigger a bash script
• How do I click on this button with Greasemonkey?
• Write a faster combinatorics algorithm
• How to get a percentage of an array?
• How can I declare a property inside a method?
• Php exec command to convert an image
• Sort an array by using the same order of another one
• Recognize images in Python

Giorgio answers