http-parser was added to the RedHat Base repository for 7.4, therefore EPEL removed it. This results in a gap in time where CentOS 7.4 has …

Overview When trying to install/update packages using yum on client system, it is failing with below errors: How To Download a RPM Package Using yum …

After installing the CentOS 7 on my server, I tried to change host name by modifying the /etc/sysconfig/network; it did not take an effect of the modification. …

IT, Programming & Computer science books Our free computer science, programming and IT books will keep you up to date on programming and core issues …

firewalld (Dynamic Firewall Manager) tool provides a dynamically managed firewall. The tool enables network/firewall zones to define the trust level of network connections and/or interfaces. …

Ok, this is the problem: if we need higher version of library in CentOS, how should we get it if it’s not in any repository? …

You have just install Linux? Here are 7 important things that you should do first before you actually put it to use. Amazon EC2: Installing …

Most administrators are using to using the “service iptables save” command to save firewall rules on RHEL5 and RHEL6 servers. With CentOS 7 and Red …

Introduction An authentication factor is a single piece of information used to to prove you have the rights to perform an action, like logging into …

Introduction Relational database management systems are a key component of many web sites and applications. They provide a structured way to store, organize, and access …