How To Archives

Retrieve All Keys in Redis: Using KEYS vs SCAN Commands

Learn how to retrieve keys in Redis using KEYS and SCAN. Understand their differences, use cases, pros, and cons.

Learn about the udev command, its purpose, and practical examples. How to manage device nodes dynamically in Linux with output examples.

Manually install Amazon EFS client (amazon-efs-utils) on Linux distributions. Step-by-step guide with examples for RPM and DEB-based systems.

Learn how to install pip offline using pre-downloaded packages and tools. Ensure Python environments are ready even without internet access.

Keytool, a command-line utility included with Java, allows you to print and view certificates in a keystore.

Extract and manipulate substrings in Bash with examples. Bash is a powerful shell scripting language used across Linux and Unix systems.

Learn how to save and exit Nano in the terminal. The Nano text editor is a popular, user-friendly command-line text editor for Linux.

In Linux, the default Bash prompt is defined by the PS1 environment variable. Change the default Bash prompt in Linux using the PS1 variable.

Steps for counting messages in a Kafka topic using the kafka-run-class.sh command-line tool. Monitor how many messages are stored in a topic.