would like to see detailed information on the history of yum transactions such as updates, deleted packages, and other information. How do I see history of yum commands on CentOS / RHEL 6.x based server? How do I undo or redo or rollback packages using yum command
recently learned that “wget” can continue getting a partially-downloaded (resume download) file
. I am unable to find wget command on Mac OS X. How do I install install wget on Mac OS X (Mountain Lion/ Mavericks / Snow Leopard)? How can I install wget in Mac OS X without 3rd-party repo such as Homebrew or MacPorts?
see lots of seasoned admins and cloud provider wrapper scripts use ssh client command as follows in shell:
ssh email@example.com --
What the double -- does here? Why it is used in this shell command and why not just use the following?
ow do I install Go language on Apple Mac OS X? How to setup GO lanuage on Mac OS X? How do I install Go language version 1.2+ on OS X?
entOS Linux v6.5 has been released and available via repos for immediate update. The new version includes several hundred bug fixes for, and enhancements to the Linux kernel. How do I upgrade from CentOS Linux version 6.0 / 6.1 / 6.2 / 6.3 or 6.4 to the latest version 6.5?
manage MS-Windows server and recently started to play with OpenBSD server. How do I reload or restart the dhcpd server on OpenBSD using shell command line option?
am a new Linux user. I am having problem with the Terminal. How do I unpack .tgz (tar.gz) file on Linux using command line options?