Commands tagged getconf (2)

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Continue a current job in the background
Continue a current job in the background and detach it from current terminal

Exclude inserting a table from a sql import
Starting with a large MySQL dump file (*.sql) remove any lines that have inserts for the specified table. Sometimes one or two tables are very large and uneeded, eg. log tables. To exclude multiple tables you can get fancy with sed, or just run the command again on subsequently generated files.

Give webpage status code
this function will give you a status webpage code using curl.

Remove all unused kernels with apt-get
This should do the same thing and is about 70 chars shorter.

Read almost everything (Changelog.gz, .tgz, .deb, .png, .pdf, etc, etc....)
It allows customizing by means of lesspipe. You need to write a ~/.lessfilter script and put this into your ~/.bashrc: eval $(lesspipe) export LESS=-r

create a colorful 田 image

ls -qahlSr # list all files in size order - largest last
I find it useful, when cleaning up deleting unwanted files to make more space, to list in size order so I can delete the largest first. Note that using "q" shows files with non-printing characters in name. In this sample output (above), I found two copies of the same iso file both of which are immediate "delete candidates" for me.

What is the use of this switch ?
e.g. $ manswitch grep -o This will take you to the relevant part of the man page, so you can see the description of the switch underneath.

Check variable has been set

Analyze awk fields
Breaks down and numbers each line and it's fields. This is really useful when you are going to parse something with awk but aren't sure exactly where to start.


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