Month: January 2012

clearing the arp cache in linux

You can clear the arp cache using following commands: Current arp cache root@server [~]# arp -n Address HWtype HWaddress Flags Mask Iface ether 00:00:0C:9F:F0:04 C eth0   Clearing arp cache with verbose root@server [~]# ip -s -s neigh flush all dev eth0 lladdr 00:00:0c:9f:f0:04 ref 42 used 17/0/65 REACHABLE *** Round 1, deleting…


From Here is a nice little addition to vi or vim. You can create a custom theme for vi/vim and download it to use locally. Nice! From their FAQ: Where do I put the colorscheme I just downloaded? The colorscheme should be put in “~/.vim/colors”. If those directories don’t already exist, you will need…

Reset visual and editor to use Vim

Hi, I ran across a small issue where the client wanted to use vim as the default editor for crontab as opposed to pico. I was able to modify this by using the following commands; EDITOR=vim; export EDITOR VISUAL=vim; export VISUAL=vim and done… Now, when editing crontab, it uses vim. Simple.

Install Mongodb

From From From To install mongodb, add the appropriate repo information below for your distribution version (x86_64 or i686) to /etc/yum.repos.d/10gen.repo: vim /etc/yum.repos.d/10gen.repo add [10gen] name=10gen Repository baseurl= gpgcheck=0 or [10gen] name=10gen Repository baseurl= gpgcheck=0 then run yum update && yum install mongo-10gen mongo-10gen-server Check the basic mongodb configuration settings before starting…

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