The post explains a useful sed command trick to remove all lines between two keywords. The lines which has these keywords will also be removed. The below given command will show you the output on terminal and do not make any changes inside the file. So it is safe to use as preview output. sed […]
Linux
Install php 5.4 on CentOS 6 with yum command
In this post we will install php 5.4 on CentOS 6 with yum command . In available default repo of CentOS, we will get the php 5.3 version. Some PHP developers uses the PHP 5.4 version for application, hence we need PHP 5.4 to be installed on CentOS 6.x . It is known that in […]
How to upgrade to CentOS 6.6 from CentOS 6.x series
In this post we will learn, how we can upgrade to Cent 6.6 from CentOS 6.x series. By this method, you can upgrade from CentOS 6.0/6.1/6.2/6.3/6.4/6.5 . Doing regularly update is recommended practice. Whereas we have to check and consider many things.Hence, before upgrading to CentOS 6.6 we highly recommend you to read the release […]
Enable verbose mode while gem install of package
This is a quick post on how to enable verbose mode while gem install of package. When we install package with gem command, it takes time to fetch the spec file from site . We require the verbose mode to check the progress of installation. It helps in troubleshooting in case there is any problem […]
Install and configure elasticsearch cluster on Ubuntu 14.04 LTS
Elasticsearch is a popular search server based on Lucene. It is well developed in Java and with awesomeness of Open source, it is available to all. In this tutorial we will talk about how to install and configure elasticsearch cluster on Ubuntu 14.04 LTS. Details Of Elasticsearch Cluster Architecture Operating System : Ubuntu 14.04 LTS […]
Install and set Java on Ubuntu 14.04 LTS with tar ball file
In this tutorial we will learn , how to install and set Java on Ubuntu 14.04 LTS with tar ball. Currently on Oracle official site the .deb package is not available. We will first download the JDK tar package and then simply set the environment. Steps to set Java environment is same with Debian, Ubuntu, […]
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