Linux & Co.
-
“apt-key deprecated” – the solution
You need a PPA for an installation and the "apt-key add" command fails? Then tools and instructions are outdated! This is how it works today:
-
Administer many (Linux) computers at the same time
Handmade (Super-)Light-Ansible: Administer remote computers unattended via script and SSH - with standard tools.
-
Linux Terminal Basics 14: Regex and Globbing
Regular expressions and shell globbing - both super useful and confusingly similar at times. Basics and Differences.
-
Linux Terminal Basics 13: Having Fun
Fun? Toilet, Ruminant, Fortune Cookie, Adventure, ET Killer, TuffTuff, Duck Answers and No Jennifer Garner! But: Yeaaaaaa...
-
Linux Terminal Basics 12: Loops with for, while, until
Loops can get annoying in the details, but they are actually easy to understand - and damn useful! The most important thing about for, while, until.
-
Linux terminal basics 11: Get help
Help for cli tools directly in the terminal: quick via the help function, detailed via man manuals, practical with cli.help cheat sheets.
-
Linux Terminal Basics 10: (forced) termination of programs
How to kill processes in terminal? Variant 1: Manually with ps and kill. Variant 2: Comfortable with htop. Pretty clear ;)
-
screen: window manager for the terminal
With screen, beginners can learn better and professionals can work more efficiently. Desktop without a window? Unthinkable. Terminal? Not anymore either ;)
-
Linux Terminal Basics 9: Display memory space & Co
Simple task, simple commands - not so simple options: Questions about storage space can be answered wonderfully in the terminal!
-
Git: Theirs/Ours for cherry picking
No merge strategies for cherry picking - too bad. But with two aliases, you can still resolve merge conflicts quickly. For Ned's...
-
Linux terminal basics 8: Searching in/from files
Are you looking for all files younger than X? Or do you want to search mountains of text for "treasure map"? This is easy to do in the terminal - and very thorough!
-
Linux terminal basics 7: Creating and deleting files
Everyday use of the terminal: deleting files with rm and creating them with touch - which is actually tool abuse. Still a rather trivial episode ;)
-
Linux Terminal Basics 6: Copy/Move Files
Copying and moving files on the command line is delightfully simple - and significantly more powerful than on the desktop!
-
Windows from the Linux server on the Windows desktop
With X11 forwarding, you can quickly and easily get graphical applications - aka windows - from monitorless servers to your desktop.
-
Linux terminal basics 4: Editing and displaying text files
Admittedly, as far as text editors go, there is some potential for horror in the terminal 😱 Hard to quit, but easy to avoid!
-
Linux Terminal Basics 5: Download Files
Regardless of whether it is a file or torrent download, with wget and aria2 you can easily get almost everything onto your computer. With pretty intuitive commands!
-
Linux Terminal Basics 3: Install Software
Software installation under Linux is difficult - just an urban legend. One of only two commands is useful in almost every distri!
-
Linux Terminal Basics 2: Navigating
How do you get from A to D? And then to C and back again? This is super easy with cd and a little more comfortable with pushd/popd.
-
Linux terminal basics 1: Run with admin rights
Changing system files, creating users, integrating drives - just three of the many tasks that require admin rights. That's how it works:
-
Linux terminal basics 0: 3 mnemonics for commands
Even before you learn new commands, you should know how to save what you have learned quickly and easily: abbreviations and cheat sheets!
-
Linux terminal basics - pilot for the new series
Getting started on the command line is never easy. We make getting started as easy as possible. But first: a little blah blah ;)
-
Ubuntu Server: Use entire hard drive
Installed Ubuntu Server and only half the hard drive is available for storage? Don't worry, that's intentional - and can be fixed quickly ;)
-
Control Philips Hue under Gnome
The Philips Hue home is really fun with Gnome: A simple extension offers control as it should be - always there, clear, pretty.
-
Customize Ubuntu desktop: background, dock, fonts and more
Ubuntu's default desktop Gnome is wonderfully customizable - but it needs one or two extra tools. With this you can move the dock.
-
Linux is not an operating system
Should Linux disappear from the vocabulary of Linux fans? Naaa, maybe not quite ;) There is often a better alternative, such as "Ubuntu" ...
-
Thinkpad X13 Yoga: Ubuntu alongside Windows – if and how
Not in the mood for Windows 11? Then upgrade your Thinkpads! You can read here how to get Ubuntu 20.04 on the device and how good it is.
-
Containers – and why you should know them too
Containers are now so easy to use that they are also interesting for normal Windows users. The how and why is here in brief.
-
Windows 11: Is Linux now an alternative?
Can Linux now be an alternative to Windows 11? We think: Absolutely! Because desktop Linux has now ironed out many weaknesses.
-
Instructions: Use Linux on Chromebooks
Linux programs run on current Chromebooks with little effort. How it works? We'll tell you!
-
Linux Mint 20 to 20.2: Update and usrmerge
Linux Mint 20.2 is here, the update is done quickly. But what about the recommendation to use usrmerge? Everything important in a nutshell.
-
Chromebooks: So long there are system updates for Chrome OS
For ChromeOS, unlike Android, Google promises an update. You can easily find out how long the devices will be supported.
-
Remove GNU GRUB bootloader from UEFI systems
If a Linux bash starts instead of Windows, an incorrect uninstallation of Ubuntu and Co. is usually to blame. We show you how to delete the GNU bootloader.
-
cURL vs. Wget – the beginner's answer ;)
Differences Wget and cURL? Frequently asked question, often technically sufficiently answered. If you want it simple and pragmatic, look here.
-
cli.help: RegEx, grep and sed – text tools ftw!
How does OR work with grep? The digits class in sed? Or lookarounds in regular expressions? We help where it helps - in the terminal
-
Click paths: Set up media streaming under Linux
If you want to stream music, videos, pictures in the LAN, try MiniDLNA: Entering your media folder is sufficient - it couldn't be easier!
-
Linux: Share USB hard drive in the network
The cheapest, quietest and most power-friendly NAS in the world? Raspi + Linux + USB disk + Samba share. And all without an annoying GUI ...
-
Workshop: Anatomy of a backup job + homemade demo
What exactly does a backup job do? All individual steps from copying to encryption to validation - explained and reproduced in the demo script.
-
Click paths: Create Linux boot stick under Windows
Quick guide to create a bootable USB stick on Windows with any Linux distribution.
-
MX Linux: Customize and create bars
With MX Linux you are not limited to the taskbar or dock - you can customize bars as you like and above all easily and create them from scratch.
-
Click paths: Set up Linux in a virtual machine
A Linux VM on the Windows desktop often makes life easier and VirtualBox virtualizes - that's how it works in a nutshell, step by step.
-
MX Linux: New Features Thanks to Fluxbox Goodies
MX Linux even more useful: There are now a few fancy goodies for the Fluxbox desktop - including tiling!
-
cli.help - Update: Bash builtins part 5/5
From test to wait, the last ten bash internals end up at cli.help - without any real highlights, but with a double nerve factor and a real trap...
-
cli.help - Update: Bash builtins part 4/5
printf, mapfile, shopt, set - some of the more important bash internals join cli.help. The highlight, however, is rather shift, which simplifies working with arguments.
-
Show CPU usage on Windows, macOS and Linux
If your PC or Mac is lagging, you can find out which program is responsible. We'll show you how to do it for Windows, macOS and Linux.
-
Instructions: Switch Ubuntu to German or another language
Enough of English language in the help? Or rather from paths called "/Desktop"? This is fixed under Ubuntu with Xfce or Gnome.
-
Instructions: Start multiple operating systems from a USB stick
You want to boot different operating systems from a USB stick? An open source tool not only makes it possible, but also very easy.
-
Upgrading Linux Mint 19 or 19.3 to 20
How to upgrade to Linux Mint 20 from versions 19 and 19.3.
-
Linux: Try out over 1.000 variants in the browser
You want to test a Linux, but don't feel like using virtual machines or even real hardware? Then just try it out in your browser!
-
cli.help - Update: Bash builtins part 3/5
Oh, how was that again with the syntax of the fc command? What can I do with the history command? For such questions we have our in-house Linux help cli.help. The help gets...
-
Just try Linux desktops + desktop porn ;)
What's the easiest and fastest way to take a look at nine different desktops? We have pictures ... But it's better with a Debian VM.
