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project:linuxfun [2016/04/13 16:49] over23 |
project:linuxfun [2016/12/01 21:01] over23 project - linux fun commands - edited to be better readeable, add your finetuned singleliners |
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- | {{project:siroky_vtip.jpg}} | + | |
+ | * LINUX BASICS Public Wiki by Over and LiPo: http://wiki.li-on.cz/ | ||
+ | |||
+ | * A lot of interesting and useful commands and info for Linux machine [BASH positive] - to be rewritten to Doc: | ||
+ | https://over23.github.io/r00t_l4b/useful_linux.html | ||
+ | |||
+ | ===== parse IRC logs only for http - example ==== | ||
+ | <code> | ||
+ | grep -A 2 http ~/irclogs/freenode/#labka.log | uniq | grep -v -e "-!-" > ~/grep_irssi_http2.txt | ||
+ | </code> | ||
+ | ===== transform Czech and other diacritics to pure ascii ===== | ||
<code> | <code> | ||
$ cat pismenka1.txt | iconv -f utf8 -t ascii//TRANSLIT//IGNO RE > ascii.txt | $ cat pismenka1.txt | iconv -f utf8 -t ascii//TRANSLIT//IGNO RE > ascii.txt | ||
</code> | </code> | ||
- | * transform Czech and other diacritics to pure ascii | ||
+ | ===== invert text to reverse [whatever = revetahw] ===== | ||
<code> | <code> | ||
$ echo "whatever" | rev | $ echo "whatever" | rev | ||
</code> | </code> | ||
- | *result: revetahw | ||
+ | ===== get me emails from gmail - fokin dangerous!!! ===== | ||
+ | <code> | ||
+ | curl -u "email":"passwd" --silent "https://mail.google.com/mail/feed/atom" | perl -ne 'print "\t" if /<name>/; print "$2\n" if /<(title|name)>(.*)<\/\1>/;' | awk -v FS="(<fullcount>|</fullcount>)" '{print $2}' | ||
+ | </code> | ||
+ | * get me emails from gmail | ||
+ | * parse only number of new emails there | ||
+ | |||
+ | ===== used swap space ===== | ||
+ | <code> | ||
+ | for file in /proc/*/status ; do awk '/VmSwap|Name/{printf $2" " $3}END{print ""}' $file; done | sort -k 2 -n -r | less | ||
+ | </code> | ||
+ | |||
+ | |||
+ | ===== change fish to bash ===== | ||
+ | <code>usermod -s /usr/bin/fish username</code> | ||
====== Tools ====== | ====== Tools ====== | ||
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* https://www.owasp.org/index.php/ZAP | * https://www.owasp.org/index.php/ZAP | ||
+ | * files over 50Megs | ||
+ | |||
+ | find . -type f -size +50000k -exec ls -lh {} \; | awk '{ print $9 ": " $5 }' | ||
+ | |||
+ | * find and kill some running process | ||
+ | |||
+ | kill `ps aux | grep -F 'myServer' | grep -v -F 'grep' | awk '{ print $2 }'` | ||
+ | |||
+ | ====== OpenVPN ====== | ||
+ | * https://www.howtoforge.com/tutorial/how-to-install-openvpn-on-centos-7/ | ||
+ | |||
+ | {{ project:siroky_vtip.jpg?800px}} |