What’s your upload and download speed at home (or in your office) ?
Are you really sure that you get what do you pay for to your ISP ?

To test the speed of our internet connection There are several internet services such as SpeedTest a web service that is available both from Web browsers and mobile application.

Read the full thing at http://linuxaria.com/howto/linux-terminal-speedtest_cli-checks-your-real-bandwidth-speed

Step 1: Get Chrome. I'm using the v38 beta, but I assume it works on v37 (I use Firefox mainly, but chrome is the only browser aside from IE that has what is needed)

Read the full thing at https://plus.google.com/104912707432334684242/posts/1gnbmo63xVa

Have you ever wondered a different way of getting Disk usage stats? Are you tired of using commands like “df -h”, “du -hs”, combining with several other ones in pipe?

What if I tell you that there is an easier way to find out where your free space is going?

Read the full thing at http://www.heitorlessa.com/ncdu-different-way-to-obtain-disk-usage-in-linux/

Bulk surveillance violates our fundamental rights and makes free speech risky. This guide will teach you a basic surveillance self-defense skill: email encryption. Once you've finished, you'll be able to send and receive emails that are coded to make sure that a surveillance agent or thief can't intercept your email and read it.

Read the full thing at https://emailselfdefense.fsf.org/

Here is my Katas for creating BASH programs that work. Nothing is new here, but from my experience pepole like to abuse BASH, forget computer science and create a Big ball of mud from their programs.

Here I provide methods to defend your programs from braking, and keep the code tidy and clean.

Read the full thing at http://www.kfirlavi.com/blog/2012/11/14/defensive-bash-programming/

Remembering what all the default directories in Linux are for, can be hard at first. Here is a little “cheat sheet” that shows the Linux directory structure.

Read the full thing at http://dev-random.net/linux-directory-structure-explained/

Most Linux system administrators spend their days at the command line, configuring and monitoring their servers through an SSH session. The command line is extremely powerful, but it can be difficult to keep all the options switches and tools in your head. Man pages are only a command away, but they're often not written for quick consultation, so when we're stuck for some of the more arcane options, we reach for the collection of cheat sheets that we've curated over the years.

Read the full thing at http://www.everydaylinuxuser.com/2013/09/our-favourite-linux-cheat-sheets.html

Often we see or hear of people running out of disk space on their Linux systems and resorting to resizing tools or worse. Linux has the ability to extend (or shrink) logical partitions across spare space or even across additional disks.

http://www.linuxuser.co.uk/features/resize-your-disks-on-the-fly-with-lvm

Bash configurations on Linux and OS X can be confusing for many people, myself included. I've written this short guide to remind you and I both of a reasonable set of conventions you could follow.

Read the full thing at http://dghubble.com/.bashprofile-.profile-and-.bashrc-conventions.html

Back when our team was dealing with operations, optimization and scalability at our previous company, we had our fair share of troubleshooting poorly performing applications and infrastructures of various sizes, often large (think CNN or the World Bank). Tight deadlines, “exotic” technical stacks and lack of information usually made for memorable experiences.

The cause of the issues was rarely obvious: here are a few things we usually got started with.

Read the full thing at http://devo.ps/blog/2013/03/06/troubleshooting-5minutes-on-a-yet-unknown-box.html