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RHEL / Fedora /CentOS Linux: Set RPM Build Environment

How do I set an rpm build environment on CentOS / RHEL / Red Hat Enterprise Linux version 6.x? How can I set rpm build environment on latest version of Fedora Linux?
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CentOS / RHEL 5/6: Uninstall Apache (HTTPD) Server

I do not want to use Apache server on a CentOS / RHEL 6 server. How do I uninstall and remove Apache (HTTPD) server using command line option on Red Hat Enterprise Linux / CentOS / Fedora Linux based server?
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GCC: Linux gnu/stubs-32.h: No such file or directory

I have Debian / Ubuntu Linux. I need to compile software written in C. The gcc throwing an error that read as follows:

gnu/stubs-32.h: No such file or directory compilation terminated. make: *** [foo.o] Error 1

How do I fix this problem under Debian or Ubuntu Linux 64 bit system and compile apps using gcc compiler?
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RHEL / CentOS: Install and Activate Bash Autocomplete Feature

How do I use bash auto complete features with various command on CentOS / RHEL / Fedora / Scientific Linux based systems?
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Linux: See Bandwidth Usage Per Process With Nethogs Tool

I have Red Hat Enterprise Linux 6.x server. How do I find out and groups network bandwidth usage by process under Linux operating systems? How do I find out what programs are using network bandwidth under Linux operating systems? How can I see bandwidth usage per PID, command, and user on a Linux operating systems?
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CentOS / RHEL: List All Configured Repositories

How can display a list of configured repositories under CentOS / Fedora / Red Hat Enterprise / Scientific Linux server operating systems?
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Linux: Update All Packages Command

How do I update all installed packages on Linux operating systems? How do I perform upgrading packages through a network on Linux operating systems?
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RHEL / Centos 6: Install Nginx Using Yum Command

How can I install Nginx web server On CentOS Linux 6 or Red Hat Enterprise Linux 6 using yum command?
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CentOS/RHEL v5/6 Update Command

How do I apply package updates from the RHN or CentOS repo on CentOS / RHEL / Fedora / Red Hat Enterprise Linux?
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HowTo: Linux Limit A Specific User’s Shell Account Network Bandwidth Using Bash Shell and Trickle

I am using a bash shell under Ubuntu Linux operating system. Sometime I need to restrict my own Internet bandwidth for all my shell applications such as ftp, sftp, wget, curl and friends. How do I limit the network speed under bash without setting up a complicated firewall and tc rules as described here?
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