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Schlagwort: Fedora41

Some important DNF-commands

Some important DNF-commands

Today about This is a valid blog article for the Red-Family users and other distributions that uses the DNF tool for the package management. DNF stands for Dandified Yum, and it is the newer packager manager for the „old“ yum command. It was born on 11.05.2015. The current version is 5.2.17.0 that appeared on 02.09.2025. On my current Fedora (41), I use the version 5.2.16.0. dnf info Search for information about a package, what you have installed. Here is an…

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Linux: Convert a png file into a pdf file

Linux: Convert a png file into a pdf file

Important: I have only tested with png files. Other important notes: You have to install the programs tesseract and pandoc for this script. What is tesseract? A commercial quality OCR engine originally developed at HP between 1985 and 1995. In 1995, this engine was among the top 3 evaluated by UNLV. It was open-sourced by HP and UNLV in 2005. The website of tesseract. What is pandoc? This package provides a command-line executable that uses the pandoc library to convert…

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DBeaver for my MySQL databases

DBeaver for my MySQL databases

I used in the past the MySQL Workbench as a stand-alone program in my Fedora desktop. But after a while the distribution did not support the Workbench directly. It could only install it via snap. But in snap you have the problem, that this service produces a lot of log entries into a file in /var/log/messages* so you had to delete this big files after a while. The other solution was to use the MySQL workbench as a plugin in…

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My first steps in the (old) program language C

My first steps in the (old) program language C

I tried once in the past the program language C. But I read that C has updates as C++ and it is still in use with Linux, my operating system. It will display the area code and the main number. I’m using the gcc 14.3.1 compiler in Linux, Fedora 41 at the moment. sven@fedora:~$ gcc –versiongcc (GCC) 14.3.1 20250808 (Red Hat 14.3.1-3)Copyright (C) 2024 Free Software Foundation, Inc.Dies ist freie Software; die Kopierbedingungen stehen in den Quellen. Esgibt KEINE Garantie;…

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