today's howtos

posted by Roy Schestowitz on Jun 15, 2023

• 240 Linux Keyboard Shortcuts & Terminal Shortcuts (PDF)

  Are you tired of sifting through countless menus and options to perform simple tasks in Linux? In this post, we've compiled a list of Linux keyboard shortcuts that will help you work efficiently and effortlessly.

• Mastering the ‘for’ command in Linux with practical examples

  The 'for' command is one of the fundamental building blocks in Linux scripting. It allows you to automate repetitive tasks, making your workflow more efficient and less error-prone. Whether you're a system administrator or a power user, mastering the 'for' command can significantly boost your productivity in Linux.

• Alternatives to popular CLI tools: time

  This article spotlights alternative tools to time, a simple tool that provides timing statistics about a program run.

• LFCS – Understanding PXE Boot

  The Preboot Execution Environment (PXE), commonly referred to as 'pixie', is a means to boot from a Network Interface Card (NIC) to the network. Once booted, the Dynamic Host Configuration Protocol (DHCP) Server gives an IP Address to it. Configurations from the DHCP Server will cause the PXE client to contact another server for instructions, in this case a Trivial File Transfer Protocol (TFTP) Server.
  In our case, the file downloaded to the client will be a menu.

• Pop!_OS for web developers: Tools, frameworks, and best practices

  As the web development landscape continues to evolve, so do the tools and operating systems that developers use to create dynamic, user-friendly websites and applications. Among various Linux distros, Pop!_OS has emerged as a preferred choice for many web developers, thanks to its robust features and seamless user experience.

• How to Set Static IP Address in Ubuntu

  If you're a network administrator or a tech-savvy individual, you're probably aware of the importance of having a static IP address. Unlike a dynamic IP

• How to Permanently Set $PATH in Linux

  Unlocking the full potential of your Linux system involves understanding the importance of the $PATH variable, which serves as a roadmap for your operating system

• How to Completely Uninstall Java on Ubuntu

  Uninstalling Java from your Ubuntu system may seem like a simple task, but it involves more than just removing the package.

• Richard W.M. Jones: I booted Linux 292,612 times

  And it only took 21 hours.

  Linux 6.4 has a bug where it hangs on boot, but probably only 1 in 1000 boots (and rarer if using Intel hardware for some reason). It’s surprising to me that no one has noticed this, but I certainly did because our nbdkit tests which use libguestfs were randomly hanging, always at the same place early in booting the libguestfs qemu appliance:

  [    0.070120] Freeing SMP alternatives memory: 48K