Howtos

WordPress posts returns “404 Error”

Tags: permalinkswordpresswp 404 erors

Published on : October 9, 2014 by

WordPress posts returns “404 Error”

Permalinks are the permanent URLs to your individual weblog posts, as well as categories and other lists of weblog postings. A permalink is what another weblogger will use to link to your article (or section), or how you might send a link to your story in an e-mail message. The URL to each post should […]

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ramdisk Creation and its benefits

Tags: mkfsramdisk creationtmpfs

Published on : October 8, 2014 by

ramdisk Creation and its benefits

Create ramdisk in Linux lets you directly store files in physical memory as if it was on your hard drive. RAM disks use the normal RAM in main memory as if it were a partition on a hard drive rather than actually accessing the data bus normally used for secondary storage such as hard disk […]

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Tracing system calls using “Strace”

Tags: process executionstrace

Published on : October 2, 2014 by

Tracing system calls using “Strace”

Suppose some program on your system refuses to work or it works, but much slower than you’ve expected. How can you investigate the reason of such undesirable behavior? This technique will often be helpful in troubleshooting, PHP issues as well. Let us see how to use the strace command. First of all, you can read and […]

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YUM installation error : Cannot retrieve metalink for repository

Tags: GPG keyinstallationretrieve metalinkyum error

Published on : October 1, 2014 by

YUM installation error : Cannot retrieve metalink for repository

Here we are trying to help you to fix one of the most common  Yum install error Error 1: You should try these steps so that the metalinks can be retried to be downloaded again. Steps to solve the issue – Cleaning the YUM header database You can see that it is getting downloaded, but […]

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Ruby – bundle install fails

Tags: bundle installgemruby

Published on : September 30, 2014 by

Ruby – bundle install fails

While running bundle install, the ruby fails. # bundle install Fetching gem metadata from http://rubygems.org/.Unfortunately, a fatal error has occurred. Please see the Bundler troubleshooting documentation at http://bit.ly/bundler-issues. Thanks! /usr/local/rvm/gems/ruby-1.9.3-p194/gems/bundler-1.1.5/lib/bundler/fetcher.rb:174:in `load’: marshal data too short (ArgumentError) from /usr/local/rvm/gems/ruby-1.9.3-p194/gems/bundler-1.1.5/lib/bundler/fetcher.rb:174:in `fetch_dependency_remote_specs’ from /usr/local/rvm/gems/ruby-1.9.3-p194/gems/bundler-1.1.5/lib/bundler/fetcher.rb:132:in `fetch_remote_specs’ from /usr/local/rvm/gems/ruby-1.9.3-p194/gems/bundler-1.1.5/lib/bundler/fetcher.rb:70:in `specs’ from /usr/local/rvm/gems/ruby-1.9.3-p194/gems/bundler-1.1.5/lib/bundler/source.rb:234:in `block in remote_specs’ from /usr/local/rvm/gems/ruby-1.9.3-p194/gems/bundler-1.1.5/lib/bundler/source.rb:232:in `each’ from /usr/local/rvm/gems/ruby-1.9.3-p194/gems/bundler-1.1.5/lib/bundler/source.rb:232:in […]

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