howto

How to Set max_input_vars in PHP: A Quick Guide for Developers

Learn how to set PHP's max_input_vars using php.ini, .htaccess, or .user.ini. Fix `Too many input variables` errors and optimize form handling with this quick guide.

Synchronize Files Preserving Remote Ownership and Permissions with rsync

Learn how to use rsync to synchronize local and remote files without altering ownership and permissions on the remote server, ensuring consistent file management across systems.

How to Exit a Python Program Gracefully

Learn the best practices for exiting a Python program gracefully, handling interruptions, and providing helpful feedback during program termination.

How to Import Modules in a Standalone Python Program

Learn how to properly structure your Python project and manage imports to ensure your application works seamlessly during development and after installation with tools like pipx.

Find Lines in One File Not Present in Another Using `grep`

Learn how to use the powerful `grep` command in Unix/Linux to compare text files and identify lines unique to one file. Simplify file comparison with this quick and flexible technique.

Open Applications in Fullscreen on Ubuntu

Learn how to make Ubuntu applications launch in fullscreen by modifying desktop files and application settings with this short step-by-step guide.

How to Prevent SSH Timeout on Linux Systems

Prevent SSH timeouts on your Linux machine with a simple configuration change. Follow our quick guide to keep your SSH connection active during periods of inactivity.

How to Examine a Remote Linux Server via SSH: A Sysadmin's Guide.

A brief guide for system administrators to examine and troubleshoot a remote Linux server via SSH.

How to Escape Colons in CSS Classes in JavaScript

Learn how to select HTML elements with special CSS classes like 'empty:hidden' using JavaScript's document.querySelectorAll method.