Category: Techno Babble

Babbling ’bout tech

Setup SysVol Replication Across Two Samba4 AD DC with Rsync – Part 6

This topic will cover SysVol replication across two Samba4 Active Directory Domain Controllers performed with the help of a few powerful Linux tools, such as Rsync file synchronization utility, Cron scheduling daemon and SSH...

Set Date and Time for Each Command You Execute in Bash History

By default, all commands executed by Bash on the command line are stored in history buffer or recorded in a file called ~/.bash_history. This means that a system administrator can view a list of...

Learn The Basics of How Linux I/O (Input/Output) Redirection Works

One of the most important and interesting topics under Linux administration is I/O redirection. This feature of the command line enables you to redirect the input and/or output of commands from and/or to files,...

Let Sudo Insult You When You Enter Incorrect Password

Sudoers is the default sudo security policy plugin in Linux, however, experienced system administrators can specify a custom security policy as well as input and output logging plugins. It is driven by the /etc/sudoers...

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Join an Additional Ubuntu DC to Samba4 AD DC for FailOver Replication – Part 5

This tutorial will show you how to add a second Samba4 domain controller, provisioned on Ubuntu 16.04 server, to the existing Samba AD DC forest in order to provide a degree of load balancing/failover...

3 Ways to Permanently and Securely Delete ‘Files and Directories’ in Linux

In most cases the means we use to delete a file from our computers such as using Delete key, Trash files or rm command, which do not permanently and securely remove the file from...

10 Useful Sudoers Configurations for Setting ‘sudo’ in Linux

In Linux and other Unix-like operating systems, only the root user can run all commands and perform certain critical operations on the system such as install and update, remove packages, create users and groups,...

12 Useful Commands For Filtering Text for Effective File Operations in Linux

In this article, we will review a number of command line tools that act as filters in Linux. A filter is a program that reads standard input, performs an operation upon it and writes...

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With the increasing use of the Internet today, cyber threats have become a pressing issue to computer users, and surfing the Web on a public connection can result in your personal data falling into...

PhotoRec – Recover Deleted or Lost Files in Linux

When you delete a file accidentally or intentionally on your system using ‘shift + delete‘ or delete option or empty Trash, the file content is not destroyed from the hard disk (or any storage...

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5 Ways to Find a ‘Binary Command’ Description and Location on File System

With the thousands of commands/programs available in Linux systems, knowing the type and purpose of a given command as well as its location (absolute path) on the system can be a little challenge for...

How to Customize Bash Colors and Content in Linux Terminal Prompt

Today, Bash is the default shell in most (if not all) modern Linux distributions. However, you may have noticed that the text color in the terminal and the prompt content can be different from...

TecMint.com – Top Most Viewed Articles of 2016

Finally, a most beautiful and joyful year comes to an End and now we are stepped into a new year completely. Let’s start the day with new year wishes to all TecMint.com readers. On...

A Guide To Buying A Linux Laptop

It goes without saying that if you go to a computer store downtown to buy a new laptop, you will be offered a notebook with Windows preinstalled, or a Mac. Either way, you’ll be...

How to Trace Execution of Commands in Shell Script with Shell Tracing

In this article of the shell script debugging series, we will explain the third shell script debugging mode, that is shell tracing and look at some examples to demonstrate how it works, and how...

5 Most Promising New Linux Distributions to Look Forward in 2017

If you visit Distrowatch regularly, you will notice that the popularity ranking barely changes from one year to another. There are distributions that will always make it to the top ten, whereas others may...

10 Linux System Administrators New Year’s Resolutions (2017)

As we prepare to bid 2016 a more than deserved farewell, it is a time to make our New Year’s resolutions. Regardless of your experience level as a Linux system administrator, we think it...

10 Best Free and Open Source Software (FOSS) Programs I Found in 2016

As 2016 comes to a close, it is time to bring you the best 10 Free and Open Source Software (FOSS) programs I have come across during this year. Some of these programs may...