Install MariaDB 10.6/10.5 on Fedora 35/34, CentOS Stream 8/RHEL 8.5/Rocky Linux 8.5

MariaDB is a binary drop in replacement for MySQL database server. This means that for most cases, you can just uninstall MySQL and install MariaDB and you are good to go. Why MariaDB? MariaDB is totally open source version of MySQL It works just like MySQL and is compatible with MySQL setups Fedora and Red Hat/CentOS/Rocky Linux use MariaDB instead of MySQL [inttf_post_ad1] This is guide, howto install or upgrade MariaDB 10.7.1 [RC], 10.6.3 [stable] or 10.5.13 [stable] on...

Upgrade Fedora 34 from Fedora 33 using DNF

This is guide, howto upgrade Fedora 33 to Fedora 34 using DNF. This method works on desktop and server machines. You can also upgrade older Fedora installations (example Fedora 32/31/30) directly to Fedora 34. I have tested this method on several machines, but if you have problems, please let me know. Always remember backup, before upgrade! Check video version of guide: 1. Before Upgrade [inttf_post_ad1] 1.1 Backup Your Data Before doing anything, do full system backup or...

Fedora 34 Workstation Installation Guide / Gnome 40 Quick Tour

This is quick guide / tour howto install Fedora 34 Workstation / Desktop on real PC. First create your bootable USB flash drive using Fedora Media Writer, dd or similar tool. Just testing Fedora 34 and everything works very smooth, even Gnome 40.0.0 which is most visible update on Fedora 34. Watch More Videos and Subscribe to if-not-true-then-false.com Youtube Channel

Debian 11 Bullseye / Sid Install Guide [Debian NetInstall]

This is quick guide / tour howto install Debian 11 Bullseye / Sid Unstable on real PC. 1. Verifying and creating USB install media. 2. (optional) verifying and creating non-free firmware USB media. 3. Booting and running installer / installation. 4. Totally optional upgrading to Sid Unstable. Watch More Videos and Subscribe to if-not-true-then-false.com Youtube Channel

Install NVIDIA Container Toolkit with Docker 20.10 on Fedora 33

This is guide, howto install NVIDIA Container Toolkit with Docker >= 20.10 on Fedora 33. Check video to see also howto install latest Docker Engine 20.10 (docker-ce) on Fedora 33. Same method works with Podman, but it will cause strange SELinux problems even with custom generated policy installed. So package still requires Docker 20.10 or newer. If you want run Podman version without docker dependencies, let me know and I can build different version of nvidia-docker2 package. Check video...

Install Adobe Reader on Fedora 34/33, CentOS/RHEL 8.3

This is guide shows, howto install Adobe Reader (Acrobat PDF Reader) current version 9.5.5 RPM on Fedora 34/33, CentOS 8.3, Red Hat (RHEL) 8.3. This method works on 64-bit architectures. [inttf_post_ad1] Check video version of guide: Watch More Videos and Subscribe to if-not-true-then-false.com Youtube Channel 1. Change Root User sudo -i ## OR ## su - 2. Get Adobe Reader RPM package cd /tmp ## English version ## wget...

Linux Mint 20.1 Ulyssa Install Guide

This is Linux Mint 20.1 Ulyssa full install guide. I install Linux Mint 20.1 Ulyssa using real PC. 1. Download, verify and create USB install media. 2. Boot and install Linux Mint 20.1 Ulyssa. 3. Upgrade new Linux Mint 20.1 Ulyssa installation. Watch More Videos and Subscribe to if-not-true-then-false.com Youtube Channel

VirtualBox Guest Additions on Fedora 34/33, CentOS/RHEL 8/7/6/5

This is guide, howto install Oracle VirtualBox Guest Additions on Fedora, CentOS and Red Hat (RHEL). This guide should work with Fedora 34/33/32/31/30, CentOS 8.2/7.8/6.10/5.11, Red Hat (RHEL) 8.2/7.8/6.10/5.11. VirtualBox Guest Additions is special software that can be installed inside Linux virtual machines to improve performance and make integration much more seamless. Among the features provided by these VirtualBox Guest Additions are mouse pointer integration and arbitrary screen...

Delete UEFI boot entry – Remove Unwanted UEFI Entries on Linux using efibootmgr

This is quick guide howto remove unwanted UEFI entries on Linux using efibootmgr. Sometimes just efibootmgr commands are enough to remove UEFI entries, but some UEFIs need EFI System partition modifications or all UEFI entries are regenerated on reboot. Check video guide howto delete UEFI boot entries: Watch More Videos and Subscribe to if-not-true-then-false.com Youtube Channel [inttf_post_ad1]

GRUB2 runlevel 3 – Howto Change runlevel on GRUB2

This is quick guide howto change runlevel on GRUB2. Watch More Videos and Subscribe to if-not-true-then-false.com Youtube Channel Title says runlevel 3 (refer to changing runlevel from 5 to 3), but yes same method of course works, if you want to change runlevel from 3 to 5, from 5 to 1 or from 3 to 1. Whole process is actually add one additional boot parameter. This modification is not permanent, when you boot your system next time, it uses default parameters. This guide...

Fedora 33 NetInstall / Server Installation Guide / Install any Fedora Spin

This is quick guide / tour howto install Fedora 33 Server on real PC using NetInstall ISO. First download your NetInstall image from (https://alt.fedoraproject.org/), then create your bootable USB flash drive using Fedora Media Writer, dd or similar tool. You can use this method to install server or minimal version Fedora 33 or any Desktop Spin too. Like Workstation (Gnome), KDE Plasma Desktop, Xfce Desktop, LXQt desktop environment, Mate-Compiz Desktop, Cinnamon Desktop, LXDE Desktop and...

Install Skype 8.69 on Fedora 34/33, CentOS/RHEL/SL 8.3/7.8

This is guide, howto install Skype 8.69 on Fedora 34/33/32/31 on CentOS/Red Hat (RHEL)/Scientific Linux (SL) 8.3/7.8. This is actually easy process, I updated this guide and use Skype own RPM package, because it's currently only way the install Skype. Skype 4.3 and older versions are outdated after July 1. 2017. Notice From Skype download page: Important notice: All Skype for Linux clients version 4.3 and older will be retired on July 1, 2017. To keep chatting, please install the latest...

Upgrade Fedora 33 from Fedora 32 using DNF

This is guide, howto upgrade Fedora 32 to Fedora 33 using DNF. This method works on desktop and server machines. You can also upgrade older Fedora installations (example Fedora 31/30/29) directly to Fedora 33. I have tested this method on several machines, but if you have problems, please let me know. Always remember backup, before upgrade! Check video version of guide: 1. Before Upgrade [inttf_post_ad1] 1.1 Backup Your Data Before doing anything, do full system backup or...

Create Windows 10 Install Media (USB flash drive) on Linux

This is quick guide howto create Windows 10 install media / bootable USB flash drive on Linux. I use here Fedora Linux, but same method works on Ubuntu, Arch, Gentoo or any other Linux too. Reason why this guide exist is that the latest Windows 10 image Win10_2004_English_x64.iso (May 2020 update) install.wim file is too big to fit on Fat32 file system 4 Gb file size limit. Yes I know that you can use NTFS, but systems with older UEFI/BIOS won't boot NTFS formatted USB flash drives, so it's...

Install Opera 72 on Fedora 33/32, CentOS/Red Hat (RHEL) 8/7

This is guide, howto install or update Opera 72.0.3815.148 browser on Fedora, CentOS and Red Hat (RHEL). This works on Fedora 33/32/31, CentOS 8.2/7.8 and Red Hat (RHEL) 8.2/7.8. Check Opera Browser features >> Check video version of guide: Watch More Videos and Subscribe to if-not-true-then-false.com Youtube Channel [inttf_post_ad1] 1. Change Root User sudo -i ## OR ## su - 2. Install Opera Browser 72 on Fedora, CentOS and Red Hat (RHEL) 2.1 Create Opera...

Fedora 33 Workstation Installation Guide / Tour / Review

This is quick guide / tour howto install Fedora 33 Workstation / Desktop on real PC. First create your bootable USB flash drive using Fedora Media Writer, dd or similar tool. Just testing stable Fedora 33 release and everything works very smooth, even btrfs file system, which replaces ext4 as a default file system. Watch More Videos and Subscribe to if-not-true-then-false.com Youtube Channel

Adobe Flash Player 32 on Fedora 32/31, CentOS/RHEL 8.0/7.7

This is guide, howto install Adobe Flash Player Plugin version 32 (32-bit and 64-bit) with YUM/DNF on Fedora 32/31/30/29, CentOS 8.0/7.7/6.10 and Red Hat (RHEL) 8.0/7.7/6.10. Currently only Firefox is supported and you need firefox-x11 launcher or fallback to x11. Wayland and Google Chrome/Chromium is not supported anymore. Install Adobe Flash Player Plugin 32 Fedora 32/31/30/29, CentOS 8.0/7.7/6.10 and Red Hat (RHEL) 8.0/7.7/6.10 1. Change Root User sudo -i ## OR ## su - 2....

PHP: Remove Last Character from String – substr / substr_replace / rtrim

This is a very common PHP question, how to remove last character from string in PHP? So here are three ways how to delete last character from string in PHP. [inttf_post_ad1] Method 1 - PHP: Remove Last Character from String using substr and mb_substr substr and mb_substr commands usage substr($string, 0, -1); mb_substr($string, 0, -1); substr and mb_substr example: $string = "This is test string.."; echo $string . "\n"; // substr function echo "substr: " ....
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