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Linux

Learning resources for Linux and Command line

·342 words·2 mins
This quick summary to answer Megha Maiya’s question - I am adding to the Wiki in case it can be expanded later useful for somebody else: expanded later useful for somebody else Free resources # There is HUGE amount of resources available for Linux and Unix out there. The issue is select those reasonably good List of lists: https://github.com/learnbyexample/scripting_course/blob/master/Linux_curated_resources.md http://ryanstutorials.net/, specially http://ryanstutorials.net/linuxtutorial/ and http://ryanstutorials.net/linuxtutorial/ http://www.tutorialspoint.com/unix/unix-getting-started.htm (bash scripting) - https://bash.cyberciti.biz/guide/Main_Page free book - http://unixmages.com/ufbm.pdf - very beginner friendly list of free books: http://www.dailyartisan.com/news/open-source-e-books-for-linux/ Eli The computer guy - https://www.youtube.com/playlist?list=PLD6B6473ACF32C59D (I like this one) YouTube channel - ultimate Linux tutorials - https://www.youtube.com/channel/UCn58SGUDUnUHRYKyNffHQrQ (from a generous Indian guy sharing his experience with the world for free. Not ideal audio quality, could use some editing - bot has lots of content) EDX courses - https://www.edx.org/school/linuxfoundationx http://www.tutorialspoint.com/listtutorials/linux/basic-concepts/1 Wikibooks - https://en.wikibooks.org/wiki/LPI_Linux_Certification Hands On # Reading books and watching videos will have very little impact without trying things out.

How to access shared folder in Linux guest in VirtualBox

·134 words·1 min
Make sure the VBOx extensions are installed. Go here for details: Add share # In VirtualBox, Device add transient shared folder: This one has made available path /Users/Shared/ATG-11 under the name ATG-11 Mount it # sudo mount -t vboxsf ATG-11 /media $ ll /media/Unix/ total 19M drwxr-xr-x. 1 root 408 Sep 12 16:02 ATG11-1 drwxr-xr-x. 1 root 272 Sep 12 16:02 ATG11-docs -rw-rw-r--. 1 root 675 May 13 23:46 atg-platform-mac.userlibraries -rw-rw-r--. 1 root 787 May 13 23:17 atg-platform-vm.userlibraries -rwxr--r--. 1 root 19M Feb 15 2013 jrebel-5.1.3-nosetup.zip -rw-r--r--. 1 root 1020 May 15 15:36 jrebel.lic -rw-r--r--. 1 root 582 May 15 14:58 rebel.xml drwxr-xr-x. 1 root 272 Apr 6 01:33 security drwxr-xr-x. 1 root 306 Jun 9 22:34 servers -rwxr--r--. 1 root 349 Dec 17 2013 users.txt drwxr-xr-x. 1 root 340 Sep 3 16:10 xrebel

How to install Chrome in Centos 6.5

·198 words·1 min
How to install Chrome in Centos 6.5 # Step 1. Add Google Yum Repository # Create a new yum repository using below instructions. sudo vim /etc/yum.repos.d/google.repo Add following content to this file [google] name=Google baseurl=http://dl.google.com/linux/rpm/stable/$basearch enabled=1 gpgcheck=1 gpgkey=https://dl-ssl.google.com/linux/linux_signing_key.pub Step 2: Install/Update Google Chrome # Richard Lloid provided an shell script to grab libraries from a more recent Linux distro, put them in a tree (/opt/google/chrome/lib) exclusively picked up by Google Chrome and then you can indeed run Google Chrome on CentOS 6.4 or later. Read More

Installation of sshfs in the new VM

·82 words·1 min
Installation of sshfs in the new VM # On Centos 6, the fuse-sshfs is not part of default YUM repos. Get the ’epel’ repos # wget http://dl.fedoraproject.org/pub/epel/6/x86_64/epel-release-6-8.noarch.rpm wget http://rpms.famillecollet.com/enterprise/remi-release-6.rpm sudo rpm -Uvh remi-release-6*.rpm epel-release-6*.rpm Validate $ ls -1 /etc/yum.repos.d/epel* /etc/yum.repos.d/remi.repo /etc/yum.repos.d/epel.repo /etc/yum.repos.d/epel-testing.repo /etc/yum.repos.d/remi.repo It if good idea to enable the remi by default

Configuring permanent time updates for Linux

·63 words·1 min
1) make sure the DNS works # sudo vi /etc/resolv.conf cat /etc/resolv.conf nameserver 208.67.222.222 nameserver 208.67.220.220 nameserver 192.168.16.1 2) check that you have ntpd installed # cat /etc/ntp.conf 3) make it work in all # /sbin/chkconfig --list | grep ntpd sudo /sbin/chkconfig --level 2345 ntpd on 4) Initial sync # sudo /usr/sbin/ntpdate pool.ntp.org

Linux vs Windows - great comparison

·87 words·1 min
I have been "living in a command line" for last few weeks. Pretty refreshing experience. As result, I had to google a lot, especially when it comes to e.g. subtle differences between tar options on Ubuntu Linux and Open Solaris ... While doing that, I somehow stumbled upon this great writeup on cultural differences between Linux and Windows. Nicely written, no flamewars - obviously pro-Linux, but no Microsoft or Windows bashing and lots of insight. Higly recommended.

.NET on Linux faster than on Windows ? Hmm

·762 words·4 mins
An interesting article on JavaLobby caught my eye today: Do .NET Applications Run Better on Java? Normally, knowing the not exactly impartial focus of the Java centric site such as JavaLobby or theserverside.com, one should be careful when reading how much Java outperforms .NET. The bias works the other way too - just look at the Theserverside.net or other .NET centric side how much is C# superior :-). With that in mind, I looked at the technical report.