Pravin Bhalerao

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How to Create a Centralized Log Server with Rsyslog in CentOS/RHEL 7

In order for system administrator to identify or troubleshoot a problem on a CentOS 7 or RHEL 7 server system, it must know and view the events that …

Linux

How to install and use vtop graphical terminal activity monitor on Linux

The vtop is a graphical activity monitor for the command line written in Node.js. How do I install vtop on my Linux server?

Linux

How to Delete HUGE (100-200GB) Files in Linux

Usually, to delete/remove a file from Linux terminal, we use the rm command (delete files), shred command (securely delete a file), wipe command …

Linux lsof command tutorial for beginners (10 examples)

The lsof command in Linux displays in its output information about files that are opened by processes. In this article, we will discuss the tool …

Linux

Ask Hackaday: How Do You Python?

Python is the Arduino of software projects. It has a critical mass of libraries for anything from facial recognition and neural networks to robotics …

Python Programming

How to Password Protect Text Files Using Vim on Linux (or macOS)

The vim text editor, a standard tool included on Linux and macOS, can quickly encrypt text files with a password. It’s faster and more convenient …

Linux

Ubuntu MATE Customization [Complete Guide]

<i>Brief: This beginners guide shows you various ways to customize your MATE desktop environment to change its look and feel.</i> MATE is one of the best …

Hyper is a JavaScript, HTML and CSS-based terminal

Hyper is a very configurable open-source Electron-based terminal. On Windows it uses the regular command prompt by default, but can be tweaked to …

Linux

Fern Wifi Cracker – Wireless Security Auditing Tool

Fern Wifi Cracker is a Wireless security auditing and attack software program written using the Python Programming Language and the Python Qt GUI …

How to Setup Mail Server on Debian 8 Jessie with Postfix + Dovecot (1) — Appbead Blog

Introduction<p>Recently, I have moved my website from a shared hosting to a<p>VPS, it saved me $4 USD per month :-). Another obvious advantage is that I am …

Linux BASH Programming Cookbook, Free System Code Geeks eBook

Request Your Free eBook Now:<p>"<i>Linux BASH Programming Cookbook</i>"<p>Delve into the world of Linux BASH Programming with this compact cookbook that …

20 Powerful Ways To Use Grep Command

Grep is a popular unix command line utility on unix operating systems. It stands for Global Regular Expression Print. Knowing grep command can help …

Linux

Linux Mint is unprofessional, Kubuntu lead was fired, and Ubuntu's Unity is trash—where to turn? : linux

I would actually like to use standard Ubuntu, but the Unity desktop environment is trash when it comes to display setups that deviate from what's …

Linux

Linux Performance Analysis in 60,000 Milliseconds – Netflix TechBlog – Medium

You log in to a Linux server with a performance issue: what do you check in the first minute?<p>At Netflix we have a massive EC2 Linux cloud, and …

How to Boost Your Internet Security with DNSCrypt

When you use HTTPS or SSL, your web browsing traffic is encrypted. When you use a VPN, all of your traffic is encrypted (usually). Sometimes even …

How Your Diet In Childhood Can Affect You for Life

If we’re being totally honest with ourselves, most of us tend to pick up healthy eating habits when we’re well into middle age, when we’re already …

Home - Android Vulnerabilities

We are only able to produce these scores due to the contributions made to Device Analyzer by members of the public. If you have an Android device you …

Learn it Faster: The Complete Linux Kernel in a Single Map

<i>Short Bytes: Today, we are sharing an interactive Linux Kernel map that will teach you the basics and understand the various subsystems. Take a …

Containers 101

What are containers, why are they so special, and how are they used? With all of the buzz around containers, now is a good time to make sure you know …

Bash Collection – Script to get the real amount of used memory of an application

The following script was written by me to be able to get the really used amount of memory for one single application.<br>Since it isn’t that easy to get …

Upgrading my Linux-Windows multi-boot system to Windows 10

Will upgrading Windows 7 or 8.1 in-place to Windows 10 cause problems on a multi-boot system which boots Linux by default? I'm going to find out.<p>It's …

Linux

How Netflix tunes Ubuntu on EC2

One of the nice things about having Netflix running Ubuntu is that the community can take advantage of the lessons they learn about running services …

Linux

Netflix at Velocity 2015: Linux Performance Tools

There are many performance tools nowadays for Linux, but how do they all fit together, and when do we use them? At Velocity 2015, I gave a 90 minute …

Linux

16 of the most jaw-dropping space photos of the year

A comet's green tail, the moon above an Italian mountain and dancing green auroras shine brightly in a set of photos shortlisted for an …

How to Set Up RAID in Linux

While a hardware RAID would be set up in the BIOS and automatically used by the Linux kernel, a software RAID will require somewhat more work on …

10 Practical Examples Of Linux 'nmap' Command

About Nmap<p><b>Nmap</b> is a tool used for determining the hosts that are running and what services the hosts are running. Nmap can be a valuable diagnostic …

Using the Linux sar command

Written by Jacob Nicholson<p>Views: 9,662<p>Published: Aug 16, 2013<p>Comments: 0<p>In this article I'll be explaining the Linux sar command and some of its many …

Linux