Category: Linux Tutorials

Linux Server Managment

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Get started with LogicalDOC, an open source document management system

There seems to be a mad rush at the beginning of every year to find ways to be more productive. New Year’s resolutions, the itch to start the year off right, and of course, an “out with the old, in with the new” attitude all contribute to this. And the usual round of recommendations is heavily biased towards closed source and proprietary software. It doesn’t have to be that way.

Here’s the 12th of my picks for 19 new (or new-to-you) open source tools to help you be more productive in 2019.

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Orpie: A command-line reverse Polish notation calculator

Orpie is a text-mode reverse Polish notation (RPN) calculator for the Linux console. It works very much like the early, well-loved Hewlett-Packard calculators. Installing Orpie RPM and DEB packages are available for most distributions, so

Ubuntu Enable & Set up Automatic Unattended Security Updates nixCraft Updated Tutorials/Posts

I have minimal Ubuntu Linux 18.04 LTS server setup in the cloud. I read that one can configure Ubuntu Linux to download and install security updates when released automatically. How can I set up automatic

How to override content type with Nginx web server nixCraft

I configured Nginx server. However, it is sending the wrong content type. I need to force Nginx to send specific “Content-Type: text/xml; charset=UTF-8“. How do I configure Nginx to override content type for given URL

Understanding Bash fork() Bomb :(){ :|:& };: code nixCraft Updated Tutorials/Posts

Can you explain the following bash code or bash fork() bomb code?:(){ :|:& };:The fork bomb is a form of denial-of-service (DoS) attack against a Linux or Unix-based system. It makes use of the fork

Linux hide processes from other users and ps command nixCraft Updated Tutorials/Posts

I run a multi-user system. Most users access resources using SSH client. How can I stop leaking process information to all users on Linux operating systems? How do I prevent users from seeing processes that

vim-plug: A beautiful and minimalist vim plugin manager for Linux/Unix users nixCraft Updated Tutorials/Posts

A vim plugin manager is a must for any die-hard vim user. You can find a few option available out there. My personal favorite is vim-plug which is a beautiful and minimalist plugin for vim.

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Get started with TaskBoard, a lightweight kanban board

a checklist for a team

There seems to be a mad rush at the beginning of every year to find ways to be more productive. New Year’s resolutions, the itch to start the year off right, and of course, an “out with the old, in with the new” attitude all contribute to this. And the usual round of recommendations is heavily biased towards closed source and proprietary software. It doesn’t have to be that way.

Here’s the ninth of my picks for 19 new (or new-to-you) open source tools to help you be more productive in 2019.

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Booting Linux faster

Of all the computers I’ve ever owned or used, the one that booted the quickest was from the 1980s; by the time your hand moved from the power switch to the keyboard, the BASIC interpreter

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Get started with WTF, a dashboard for the terminal

Person standing in front of a giant computer screen with numbers, data

There seems to be a mad rush at the beginning of every year to find ways to be more productive. New Year’s resolutions, the itch to start the year off right, and of course, an “out with the old, in with the new” attitude all contribute to this. And the usual round of recommendations is heavily biased towards closed source and proprietary software. It doesn’t have to be that way.

Here’s the sixth of my picks for 19 new (or new-to-you) open source tools to help you be more productive in 2019.

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The definitive guide to MongoDB security

Picture this: you are all ready to pack up and head home after a tiring day at work, but just as you are about to shut down, this pops up: A sinking feeling starts to

OpenBSD install MariaDB database server nixCraft

How do I install MariaDB database servers on OpenBSD Unix operating systems?Introduction: MariaDB is a drop in replacement for Oracle MySQL servers. MariaDB is a multithreaded SQL database with a command syntax very similar to

How to install networked HP printer and scanner on Fedora Linux nixCraft

I have HP Officejet Pro printer and scanner. How do I install HP Officejet Pro network printers and scanners on Fedora Linux? How can I install HP printer on Fedora Linux?Introduction – You need to

KSH redirect stdout and stderr to a file on Linux or Unix nixCraft Updated Tutorials/Posts

I am working with KSH script on Unix operating system. How do I redirect error messages in Unix when using KSH? How can I redirect stdout and stderr with KSH on Linux or Unix-like systems?Introduction

Linux / UNIX: Bash Script Sleep or Delay a Specified Amount of Time nixCraft Updated Tutorials/Posts

How do I pause for 5 seconds or 2 minutes in my bash shell script on a Linux or Unix-like systems?You need to use the sleep command to add delay for a specified amount of

How to install FFmpeg on Fedora Linux 28/29 using dnf nixCraft

When I type ffmpeg -i input output.mp4 on Fedora Linux, I get an error: “bash: ffmpeg: command not found…”. How do I install ffmpeg on Fedora Linux 28 or 29 workstations?Introduction – FFmpeg is an

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Getting started with Sandstorm, an open source web app platform

Sand dunes

There seems to be a mad rush at the beginning of every year to find ways to be more productive. New Year’s resolutions, the itch to start the year off right, and of course, an “out with the old, in with the new” attitude all contribute to this. And the usual round of recommendations is heavily biased towards closed source and proprietary software. It doesn’t have to be that way.

Here’s the third of my picks for 19 new (or new-to-you) open source tools to help you be more productive in 2019.

read more

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Faucet: An open source SDN controller for high-speed production networks

Thanks to open source software, we can now take control over and modify the behavior of almost every component in an IT system. We can modify everything from the networking stack in the kernel all

Linux / Unix Find Command Avoid Permission Denied Messages nixCraft Updated Tutorials/Posts

When I type find . -type d -name “foo” command I get Permission denied error messages. How do I exclude all “permission denied: messages from the find command under Linux or Unix like operating systems?The

How to install VirtualBox 6 on Fedora Linux 29 nixCraft

I am a new Fedora Linux user. How can I download and install Oracle VirtualBox 6 on my Fedora Linux 29 workstations?Introduction – Oracle VirtualBox is an open source and free hypervisor/virtual machine monitor for