pdfCropMargins: The command line tool for cropping the margins of PDF files
May 21, 2026, 4:56 pm — In Linux, the easiest and common way of installing pdfCropMargins is to use pip: pip install pdfCropMargins In Windows, open the Start ...

pdfcrop: The command-line utility for removing margins from PDF pages
May 21, 2026, 4:57 pm — Install the texlive-extra-utils package. The key option of pdfcrop is the --margins option. pdfcrop is installed as part of the texlive-extra-utils package. ...

Vim: The extremely fast and efficient open-source text editor
May 21, 2026, 4:57 pm — Use the "+ register before copying or cutting text. Press " (double quote) key and + (plus) key consecutively. To copy text ...

PHP function reference with examples
May 26, 2026, 5:57 pm — The error_reporting() function specifies which PHP errors are reported at runtime: /* Report all errors. */ error_reporting(E_ALL); /* Report all errors. It's the ...

MySQL: The most widely adopted open source database management system
June 2, 2026, 2:57 pm — The select ... from statement selects data from a database. The returned data set is stored in a table. The ...

PyAutoGUI: The Python library used to control the keyboard and mouse
June 7, 2026, 3:48 pm — The PyAutoGUI library in Python enables you to create scripts that control the keyboard and mouse. Install PyAutoGUI on your system ...