Dimitri Nek | Linux Tutorials for Beginners

How to Install GCC on Linux Fedora 16 Server

GCC is a powerful compiler used for compiling code written in various programming languages. It is essential for many development tasks on Linux servers. In this guide, we will show…

How to Configure Static IP Address on Linux Fedora 16 Server

This post will show the quick steps to configure static ip address on linux Fedora 16 server. By default the linux Fedora 16 server will auto get the ip from…

How to Install Perl on Linux Fedora 16 server

In this post i will show the quick step to install perl on linux Fedora 16 server. Perl is an interpreted language that is very popular in the Unix community…

How to Start, Stop, Restart PostgreSQL Database Server on Linux CentOS 6.2 Server

PostgreSQL is a powerful, enterprise-class, open-source relational database management system. Managing the PostgreSQL database server on Linux CentOS 6 involves starting, stopping, and restarting the server as needed. This guide…

How to Fix “/var/lib/pgsql/data is missing. Use “service postgresql initdb” to initialize the cluster first” Error On Linux CentOS 6.2 Server

If you encounter the error message “/var/lib/pgsql/data is missing. Use ‘service postgresql initdb’ to initialize the cluster first” when trying to start the PostgreSQL service on your Linux CentOS 6.2…

How to Install PostgreSQL Database Server on Linux CentOS 6.2 Server

PostgreSQL is a Sophisticated open-source Object-Relational DBMS supporting almost all SQL constructs, including subselects, transactions, and user-defined types. PostgreSQL is a powerful, open source object-relational database system that available for…

How to Fix “cannot restore segment prot after reloc: Permission denied” error While Restarting zmcontrol on Zimbra

In web server administration, encountering errors is a common occurrence. One such error that Zimbra users often face is the “cannot restore segment prot after reloc: Permission denied” error. This…

How to Install Zimbra Collaboration Suite 7.1.3 Mail Server on Linux CentOS 5.7

In this post, i will share with you on how to install zimbra open source mail server on linux CentOS 5.7. According to wikipedia, Zimbra Collaboration Suite (ZCS) is a…

How to Remove iptables on Linux RHEL 5/CentOS 5 server

Iptables is used to set up, maintain, and inspect the tables of IPv4 packet filter rules in the Linux kernel. It can run as a host based firewall if properly…

How to Install iptables on Linux RHEL 5/CentOS 5 server

Iptables is used to set up, maintain, and inspect the tables of IPv4 packet filter rules in the Linux kernel. It can run as a host based firewall if properly…

How to Disable iptables on Linux CentOS 5.7 Server

Iptables is a firewall utility that is included in most Linux distributions, including CentOS 5.7. It is used to configure and manage the firewall rules on the server. However, there…

How to Install sudo on Linux CentOS 5.7 Server

CentOS 5.7 was released in 2011, and its support reached end-of-life in 2017. It is highly recommended to upgrade to a more recent version of CentOS, such as CentOS 7…