How to update Debian or Ubuntu Linux containers (lxc) VMnixCraft
I'm using LXC (Linux Containers) a virtualization system running on a Ubuntu LTS. How can I update all my Ubuntu or Debian Linux based guests containers from host operating system?
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How To Find the WiFi Password on Mac OS XnixCraft
I've MBP 13" laptop. How can I find out the Wifi password on Mac OS X using command line and GUI options?
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Debian 8 and Ubuntu 14.04 LTS Install Suhosin PHP Extension To Protect Your...
Suhosin is an advanced protection system for PHP installations. It was designed to protect servers and users from known and unknown flaws in PHP applications and the PHP core. How can I install suhosin...
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How To: Temporarily Clear Bash Environment Variables on a Linux and Unix-like...
I'm a bash shell user. I would like to temporarily clear bash shell environment variables. I do not want to delete or unset an exported environment variable. How do I run a program in a temporary...
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How To Run Cronjob Script On The Last Day Of a MonthnixCraft
How to execute script on the last day of a month on Linux or Unix bash shell? How do I run a disk usage or custom reporting shell/perl/python script on the last day of a month on a Linux or Unix-like...
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FreeBSD Add a User To Wheel Group CommandnixCraft
How do I add a user to the wheel group in FreeBSD unix operating systems using command line options?
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How To: Ubuntu Linux Firewall Open Port CommandnixCraft
How do I open port 80 and 443 on a Ubuntu Linux LTS version 14.04 server?
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Linux and Unix Test Disk I/O Performance With dd CommandnixCraft
How can I use dd command on a Linux to test I/O performance of my hard disk drive? How do I check the performance of a hard drive including the read and write speed on a Linux operating systems?
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How To Find My Public IP Address From Command Line On a LinuxnixCraft
How do I find out my public IP address on the Linux and OS X Unix command line to use with my own bash shell script without using third party web site? Is there command-line option which will show my...
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How To Join Several Partition Together To Form a Single Larger One On a Linux...
I've three old hard drives: sized 60, 60 and 120 GB. And 200 GB of video files, which I need to store on these drives. How would I store all my files on three hard drive without split a file into...
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How To Install pfSense Firewall On a Hard Disk Drive With Serial Console...
I'm looking to install pfSense 2.2.x and I would like to install it on a hard disk drive rather than CF (compact flash). How can I install hard disk install via serial console on the soekris net5501...
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How to Prevent & Disable Mac OS X From Sleeping From the Command Line...
I'm running a process to complete backup and covert images in Mac OS X laptop. I do not wish to disable sleep manually from my OS X power options (Energy Saver). How do I temporarily prevent a Mac from...
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How To: Restart Apple Mac OS X Airport Networking From the Bash TerminalnixCraft
How do I enable and/or disable networking (AirPort) Ethernet and Wireless from the bash command Line in Apple Mac OS X? How can I restart Wi-Fi via command Line in OS X?
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How To Install Google Chrome 45 On a RHEL/CentOS 7 and Fedora Linux 22 Using...
How do I installed the latest version of Google Chrome v45 on a Red Hat Enterprise Linux or CentOS Linux version 7.x and Fedora Linux v22 using the yum command line option?
View ArticleHow to find out information about a LXC (Linux container) CPU & Memory...
How can I find out information about a Linux container (LXC) such as CPU usage and memory usage from the command prompt? Is there is top command like a tool for lxc to monitor memory and cpu usage?
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Collecting Ubuntu Linux System InformationnixCraft
For new computer or Laptop or server, I need to collect the information about its hardware. This is also useful when you need to replace a disk or memory with a vendor. In order to replace hardware you...
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Linux Server See the Historical and Statistical Uptime of System With tuptime...
You can use the following tools to see how long system has been running on a Linux or Unix-like system:uptime : Tell how long the server has been running.lastt : Show the reboot and shutdown...
View ArticleRHEL / CentOS Linux: Nginx Chroot Jail Start / Stop / Restart Shell ScriptA...
A simple shell script to start / stop / restart chrooted nginx web server under CentOS / RHEL Linux. You must have Nginx web server setup in a chroot (jail) so that you can minimizes the damage done by...
View ArticleLinux / Unix Script: Simple Process Checker To Find Out If A Service Is...
A simple shell script to find out whether critical services are running or, not under Linux or Unix operating systems. The script can send notification using email.
View ArticleRHEL / CentOS: Shell Script Wrapper TO Start / Stop / Restart NFSv4 Services...
A simple shell script wrapper to start / stop / restart NFSv4 service on CentOS / RHEL v.6.x server in a particular order. This script also demonstrates how to use the ln command to create soft links...
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