today's howtos
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How to Install Linux Kernel 6.1 on CentOS Stream EL9/EL8
On December 11, 2022, Linux Kernel 6.1 was released with a significant new addition – initial Rust language support in mainline Kernel. Users of CentOS Stream 9 or 8 may find upgrading to the latest Kernel will bring better performance due to hardware possibly not supported on the existing Kernel or through improvements in code on existing hardware support, amongst other features. The following tutorial will teach you how to upgrade your Linux Kernel using the ELRepo repository.
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How to Use AppImage to Distribute Software on Linux
The open source AppImage tool enables developers to make their Linux software available for all Linux distributions. Here's a look at how AppImage works.
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VMware vSphere Virtual Machine Snapshots Explained - buildVirtual
VMware snapshots are a feature in VMware virtualization software that allows administrators to create a point-in-time copy of a virtual machine (VM). Snapshots allow administrators to roll back the VM to a previous state if something goes wrong.
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How To Install Glances on Ubuntu 20.04 | 22.04 LTS
Glances is a cross-platform system monitoring tool written in Python. Glances is developed by an awesome community. If you want to join us, please open|find an opened issue scheduled in the next release. Add a simple message in the issue to inform the community that you want to contribute.
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How To Install BleachBit on Ubuntu 20.04 | 22.04 LTS
BleachBit is a free and open-source disk space cleaner, privacy manager, and computer system optimizer. The BleachBit source code is licensed under the GNU General Public License version 3.
It can do identifying and removing Web cache, HTTP cookies, URL history, temporary files log files and Flash cookies for Firefox, Opera, Safari, APT and Google Chrome
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How To Install gThumb on Ubuntu 20.04 | 22.04 LTS
In this small guide, we will show you how to install gThumb on Ubuntu systems.
gThumb is a free and open-source image viewer and image organizer with options to edit images. It is designed to have a clean and simple user interface and follows GNOME HIG, it integrates well with the GNOME desktop environment.
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How To Install TagSpaces on Ubuntu 20.04 | 22.04 LTS
In this guide, we will show you how to install TagSpaces on Ubuntu systems
TagSpaces is an open-source data manager and file navigator. It helps organize files on local drives by adding tags to files. Users get the same user interface to manage their files on different platforms. TagSpaces is compatible with Windows, Linux, Mac, Android, iPhone, Firefox and Chrome. The application requires neither internet connection, nor user’s registration to run both on desktop and portable devices.
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How to install Shotwell on Ubuntu 20.04 | 22.04 LTS
In this guide, we will show you how to install Shotwell on Ubuntu systems.
Shotwell is an image organizer designed to provide personal photo management for the GNOME desktop environment. In 2010, it replaced F-Spot as the standard image tool for several GNOME-based Linux distributions, including Fedora in version 13 and Ubuntu in its 10.10 Maverick Meerkat release.
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How To Install Chkrootkit on Ubuntu 20.04 | 22.04 LTS
In this guide, we will show you how to install Chkrootkit in Ubuntu systems.
chkrootkit (Check Rootkit) is a common Unix-based program intended to help system administrators check their system for known rootkits. It is a shell script using common UNIX/Linux tools like the strings and grep commands to search core system programs for signatures and for comparing a traversal of the /proc filesystem with the output of the ps (process status) command to look for discrepancies.
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Writing a Macro in LibreOffice Calc: Getting Started
Planning to automate stuff in LibreOffice? Start writing your first LibreOffice Calc macro using this guide.
LibreOffice provides a way to write your macro to automate various repetitive tasks in your office application. You can use Python or basic for your macro development. This tutorial focuses on writing a macro in LibreOffice with a ‘Hello World’ macro in the Basic programming language.
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The stream or file "/var/www/html/storage/logs/laravel.log" could not be opened: failed to open stream: Permission denied - TecAdmin
One of my Laravel applications started showing the following error after I restarted the instance.
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How to Install EPEL on CentOS Stream EL9/EL8
EPEL, which stands for Extra Packages for Enterprise Linux, is an open-source and free repository that provides extra packages for Enterprise Linux which can be beneficial on CentOS Stream 9 or 8 distributions. The following tutorial will teach you how to install and enable EPEL on your CentOS Stream system.
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How to Increase DNF Speed on Rocky Linux EL9/EL8
DNF is a package manager for RPM-based distributions such as CentOS Stream, Fedora, Red Hat Enterprise Linux (RHEL), and Rocky Linux. The following tutorial will cover how to increase DNF performance, centering around download speed by adding parallel downloads and configuring the fastest mirrors.
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DNF vs YUM Commands: What's the Difference?
This article guide explains the nature and differences between the Yum package manager and the DNF package manager in Fedora and Red Hat-based Linux distributions.
The first step to being a Linux user is choosing a preferred Linux operating system distribution. A key identifier in each Linux distribution is the package manager used to perform operating system tasks like installing, updating, upgrading, and removing packages or software collections.
Some popular package managers include APT (Advanced Packaging Tool) for Debian and Ubuntu distributions, ZYPPER for SUSE Linux Enterprise, and PACMAN for Arch Linux distribution.