[TIPS] Convert Your Numbers To Human Readable Format
Sometimes your code produces large numbers that are hard for users to read. For example, 17753392783 bytes or 18293753038 units. For human eyes, it’s easier to…
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[TIPS] Write print_r() Output To File
When debugging a PHP application, print_r() or var_dump() is often used to display the data inside a variable, usually an array that stores many values. print_r()…
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Vi and Vim Editor Cheat Sheet PDF
Vi editor is a lightweight text editor on Linux and derived from the name “visual”. The original vi program was written by Bill Joy in 1976…