Example: nice -n 10 date priority for root: -20 (higher priority) .. 19 (lower priority) priority for common users: 0..19 To list process and nice value: "ps -el"

linux

1 942 posted 17 years ago by yuconner

Bash One line global string replacement with sed

replace

1 651 posted 17 years ago by yuconner

Bash Send an email by command line

linux
mail

4 803 posted 17 years ago by yuconner

Bash Find a blank line with fgrep

see man files for cat & fgrep for understand the switchs

linux

0 552 posted 17 years ago by yuconner

Bash Linux pipe example

try: ls -l > pipe cat < pipe

linux

0 559 posted 17 years ago by yuconner

PHP Example code wordpress widget

put "register_sidebar_widget(..)" into "function widgets_init()"

wordpress

4 797 posted 17 years ago by yuconner

SQL Migrate MySQL database from old host to a new host

database

2 1061 posted 17 years ago by yuconner

SQL How to backup mysql database by command line (dump)

database

3 1057 posted 17 years ago by yuconner

HTML gmail/google mp3 flash player

flash

6 871 posted 17 years ago by yuconner

SQL How to delete a database in MySQL

mysql -u ''adminusername'' -p

database

0 890 posted 17 years ago by yuconner

SQL Command line instructions to create a database in MySQL

$ mysql -u ''adminusername'' -p

database

4 1359 posted 17 years ago by yuconner

Other Easy (un)commenting out of source code with vi editor

#Put into your .vimrc file #The commands to comment a selection of text are as follows, begining with begining-of-line comments: ,# shell, perl, etc ,/ c ,> email quote ," vim ,% latex, prolog ,!...

linux

0 767 posted 17 years ago by yuconner

Bash How to set up cdrom velocity in linux (and turn off)

hdparm -E [cdspeed] /dev/cdrom

linux

0 723 posted 17 years ago by yuconner

Bash gmessage script example

linux

0 573 posted 17 years ago by yuconner

JavaScript Easily play mp3 files directly on your website or blog using del.icio.us PlayTagger

Copy the code below and place it in anywhere in your HTML code

files

3 799 posted 17 years ago by yuconner

Bash linux date & clock change

To check it: hwclock, date

date
linux

0 641 posted 17 years ago by yuconner

Bash How to know actual kernel info

All information: uname -a Example: Linux hostname 2.6.15-20-k7 #1 SMP PREEMPT Tue Apr 4 19:26:13 UTC 2006 i686 GNU/Linux

linux

0 613 posted 17 years ago by yuconner

Bash set default editor in linux

Examples add that line to $HOME/.bashrc to have a permanent change

linux

1 792 posted 17 years ago by yuconner

Bash Dynamic IP update (to DNS service like zoneedit or dyndns) inside a local LAN or behind a router

Useful if you are behind a router, or in a LAN, and you didn't make (or can't have) a direct ppp connection to the ISP. Change "myweb.com" to the correct hostname For example to update zoneedit zone: #update_dns_ip.sh wget -O - --http-user= --ht...