How to reset a user password in Ubuntu

Post author:ziad nahdy
Post published:May 3, 2025

If you do not remember your user password, then you need to reset it. Follow the steps below in order to do so . (more…)

How to enable hot corners in Ubuntu 18.04

Post author:ziad nahdy
Post published:April 29, 2025

To perform productive actions, many of you want Ubuntu to Window Spread when you move the mouse pointer to lower left corner of the screen, even minimize all windows to show desktop. (more…)

Five best open source Backup utilities for Linux

Post author:Marianne elanotta
Post published:April 20, 2025

Data loss is a common threat we all face these days. Disk failure or other user mistakes might result in data loss. Losing data is more hazardous for a data center which stores tons of information every day. There are (more…)

How to resize images on Ubuntu 18.04

Post author:Marianne elanotta
Post published:April 17, 2025

If your work involves editing images, there are certainly times when you need to perform a single operation on various contents, for example resizing. Many (more…)

Guide to Linux Ubuntu/Debian log files for beginners

Post author:amin nahdy
Post published:April 13, 2025

Updated – Ubuntu logs system events into the log files in order to help administrators maintain, analyze and diagnose system related issues and applications problems. (more…)

How to Fix “Symbol ‘grub_calloc’ Not Found” GRUB Boot Error

Post author:Michael Chang
Post published:April 4, 2025

Encountering the “Symbol ‘grub_calloc’ not found” message when your Linux system boots up can definitely make your pulse quicken. It’s a clear sign that GRUB, your system’s bootloader, has run into a critical problem, (more…)

How to Share Files Between Ubuntu and Windows with Samba

Post author:Michael Chang
Post published:April 3, 2025

Making file sharing work smoothly between different operating systems is an essential task, especially for those of us managing IT systems.

(more…)

How to Resolve Git ‘Permission denied (publickey)’ SSH Authentication Errors

Post author:Michael Chang
Post published:March 29, 2025

Encountering the Permission denied (publickey) error when attempting Git operations like git clone or git push using an SSH URL (e.g., git@github.com:...) is a common issue related to SSH key authentication. (more…)

How to Resolve Google Colab Disconnections: Techniques to Keep Notebook Sessions Active

Post author:net2
Post published:March 29, 2025

Google Colaboratory (Colab) provides a powerful environment for running Python code, particularly for machine learning tasks. However, developers often encounter session disconnections, which can disrupt long-running processes. (more…)

How To Run a Github-Actions Step, Even If The Previous Step Fails, While Still Failing The Job

Post author:Marianne elanotta
Post published:March 25, 2025

When building CI/CD pipelines with GitHub Actions, one common challenge is handling test failures while still ensuring critical follow-up steps execute. (more…)