Vim-Fu » SysAdmin

MySQL tuning script

jroberts — Wed, 28 Jul 2010 04:07:05 +0000

This is really useful script called tuning-primer.sh by Matt Montgomery. [...]

Using Screen to connect to a serial console

jroberts — Sat, 24 Apr 2010 20:10:50 +0000

Not much to write about here. You can use screen as a replacement for minicom. Who knew!?!?! Screen will never stop amazing me with all the cool stuff that it can do.

screen /dev/ttyUSB0

To set the baud rate to 57,600:

screen /dev/ttyUSB0 57600

To enable CTS/RTS handshake:

screen /dev/ttyUSB0 57600,ctsrts

^a,k to end the session. ^a,i to check the status of [...]

Cisco POE and Polycom phones

jroberts — Mon, 19 Apr 2010 05:41:29 +0000

They just continuously flapped when ever they were powered by the 3550. Adding this line fixed the issue [...]

Cisco’s DNS Rewrite – My new best friend

jroberts — Sat, 06 Feb 2010 19:33:24 +0000

DNS Rewriting is a simple and elegant solution that can save you time and [...]

Bulk Adding users to Gmail and notifying them of their new credentials

jroberts — Fri, 22 Jan 2010 18:12:23 +0000

My company is making a small jump from Google Apps Standard this morning to the Premier service, but because we are taking the opportunity to change the domain name, we are forced to do a migration. This is really not a big deal compared to the mail migrations I have done in the past, in [...]

Great iPhone app for working out regexes.

jroberts — Sun, 08 Nov 2009 05:30:38 +0000

This is a great little utility to have on your iPhone. It’s called Regexen and it is a tool that allows you to enter some text, and then cook up a regex that will match it. You can then mail it out to your own email account or a co-worker. It also has [...]

Converting from Apache to Nginx

jroberts — Sat, 17 Oct 2009 21:38:05 +0000

I've decided to migrate Vim-Fu.com (WordPress) from Apache to Nginx for a couple of [...]

editing a bash command from the CLI using VIM

jroberts — Thu, 13 Aug 2009 04:04:43 +0000

Ever have a very long shell command that when you run you realize has a mistake right in the [...]

selecting and writing out a portion of a file

jroberts — Sun, 02 Aug 2009 00:34:38 +0000

Selecting and writing out a portion of a file into another one, or acting on it in some other way is a very handy thing to know how to do in VIM. There are many actions that you can perform, which will save you loads of time, if you just know some basics about [...]

90 minute cron job

jroberts — Fri, 03 Jul 2009 01:47:39 +0000

I can't believe it took me so long to need a cronjob that ran every 90 minutes. When it finally happened (last night at 1:30 am) I realized that I had never even thought about this [...]