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RPM package manager for beginners
RPM is a powerful software manager for Linux. Earlier it was meant only for Redhat but now it is used in all the Distro which uses rpm for managing their software. //There are actually two types of...
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Simple steps to verify email id existence
Our team always face email existence problem when they try to:Verify the registered account holder’s email id orWhile sending mail to anonymous user who posted comment with some fake email id orTo...
View ArticleHow to remove ^M and other non-printable characters from the file in Linux
How to remove ^M and other non-printable characters from the file If you are working or playing around with files on different O.S., and you are just copying/moving files from one O.S. based system to...
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How to search files using the find command in Linux
How to search files using the “find” command in LinuxIf you are at *nix system, whether you are System administrator, common user, programmer or whoever; you will surely need to find file using...
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Whatever you knew about chmod is wrong
Something that you don’t know about Chmod under LinuxIf you are working on Linux environment and working on some programs/scripts then you might have used chmod often for sure. Many of us think that...
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How to install VLC Media player in CentOS 6.x
How to install VLC Media player in CentOS 6.x step by step I installed CentOS v6.4 in my system and started installing various applications to make my system a place for programmers with some...
View ArticleHow to fix rpmfusion-(non)free repo error in CentOS 6.4
[Problem]: When I wanted to install any repo using yum command, I was getting error because of which nothing was getting installed properly through Yum command and I was using centos 6.4. I was...
View ArticleExecute command when matches a pattern in vim
There are some situations while working in vim to add/delete/replace some keywords/lines based on matched pattern. Like remove ^M from a file and we explained various methods to do so. User may face...
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Basics of GnuPG (GPG) command in Linux
What is GPG ?Gnu Privacy Guard or GnuPG or popularly known as GPG is a GPL Licensed alternative to PGP (Pretty Good Privacy) and its openPGP complaint program for *nix people based on rfc 4880. It is...
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Basic information about i386, i686 and x86_64 architectures
I was going through mails and in one mail a person asked me, what is this 32 bit and 64 bit things and how do I know if my system is 32 bit or 64 bit. Which application my system would support and so...
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