Kategoriarkiv: Shellscript

Writing a simple bash filter

To write a simple bash filter application, start by declaring your filter as a bash script with #!/usr/bin/env bash. This informs your shell what interpreter to use when running the script. The trick to writing a filter is to read … Læs resten

Udgivet i Programmering, Shellscript | Skriv en kommentar

Check om en streng kun indeholder bogstaver og mellemrum

function IsAlpha($char) { if (preg_match(“/[a-z;A-Z]/”,$char)) { return true; } else if (in_array(htmlentities($char),explode(” “,”æ &Aelig; ø Ø å Å”))) { return true; } else if ($char == ” “) { return true; } else { return false; } } function StripSigns($string) … Læs resten

Udgivet i Knowledge Base, Shellscript | Skriv en kommentar

bt keder sig meget

eject /mnt/cdrom/ && sleep 5 && mount /mnt/cdrom/ && installpkg /mnt/cdrom/slackware/n/tcpdump-3.8.3-i486-2.tgz && eject /mnt/cdrom

Udgivet i Humor, Knowledge Base, Old Base, Shellscript | Skriv en kommentar

replace with sed

Just a reminder for myself cat fil.gammel | sed -e ‘s/gammel/ny/g’ > fil.ny

Udgivet i Knowledge Base, Old Base, Shellscript | Skriv en kommentar

Tailing dmesg [mike style]

while true; do clear; dmesg | tail; sleep 2; done;

Udgivet i Knowledge Base, Shellscript | Skriv en kommentar

Editing the .bash_profile to your needs

When you’ve installed bash from scratch or from ports on BSD bash is pretty ugly. it looks something like this: bash-2.05b$ pretty useless it is here .bash_profile comes in to view I’m not going blabber alot with long howto’s etc. … Læs resten

Udgivet i FreeBSD, Old Base, Shellscript | Skriv en kommentar

Extract all mysql queries from your sourcecode

cat /usr/local/apache2/inc/* | grep query | perl -lne ‘ s/^\s+//; print;’ > queries

Udgivet i Knowledge Base, Old Base, Shellscript, SQL | Skriv en kommentar