Commands by ruedu

Commands by ruedu (4)

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Let's say you have a web site

So you have a web site and you've plastered your significant other's name all over it. But you broke up with them and have some new love in your life. How do you find all those instances of their name and replace them?
This is sample output - yours may be different.
-1

for I in `find . -name "*.php"`; do sed -i "s/old name/new name/g" $I; done

ruedu · 2009-02-16 17:09:09 330
Push your present working directory to a stack that you can pop later

If are a Bash user and you are in a directory and need to go else where for a while but don't want to lose where you were, use pushd instead of cd. cd /home/complicated/path/.I/dont/want/to/forget pushd /tmp cd thing/in/tmp popd (returns you to /home/complicated/path/.I/dont/want/to/forget)
This is sample output - yours may be different.
104

pushd /tmp

ruedu · 2009-02-16 16:52:59 338
Backup all MySQL Databases to individual files

Backups all MySQL databases to individual files. Can be put into a script that grabs current date so you have per day backups.
This is sample output - yours may be different.
9

for I in `echo "show databases;" | mysql | grep -v Database`; do mysqldump $I > "$I.sql"; done

ruedu · 2009-02-16 16:41:05 337
Get your default route

This gets you your default route programatically, useful for scripts
This is sample output - yours may be different.
1

ip route | grep default | awk '{print $3}'

ruedu · 2009-02-16 16:29:03 341

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Put split files back together, without a for loop

After splitting a file, put them all back together a lot faster then doing $cat file1 file2 file3 file4 file5 > mainfile or $for i in {0..5}; do cat file$i > mainfile; done When splitting, be sure to do split -d for getting numbers instead of letters

Find the package that installed a command

Copy a file using dc3dd and watch its progress (very nice alternative to dd)

Requires the dc3dd package - available at http://dc3dd.sourceforge.net

Number of files in a SVN Repository

Number of files in a SVN Repository This command will output the total number of files in a SVN Repository.

Rename files in batch

Convert flv without re-encoding

Which processes are listening on a specific port (e.g. port 80)

swap out "80" for your port of interest. Can use port number or named ports e.g. "http"

tar+pbzip2 a dir

Awesomeness Confirmation Bias

Top 10 Memory Processes

It displays the top 10 processes sorted by memory usage

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