Tip #892 Check memory and swap from command line
Want to check the amount of used, free and total memory and swap from the command line? This script displays memory and swap information. Fully posix compliant and should work with all 2.[2-6].* kernels .Read more »
Tip #670 Clean a string for a filename
The command below can be used to convert a string into a valid filename. Uppercase letters are converted to lowercase, all difficult characters are removed and spaces are changed to underscores.Read more »
- TAGS:
- tr
Tip #668 Split a long URL
Ever wanted to look at a long HTML URL more easily, say to investigate a parameter. Here is a search from MapQuest.http://www.mapquest.com/maps/map.adp?formtype=address&addtohistory=&address=10%20Market%20St&city=San%20Francisco&state=CA&zipcode=94111
We can split this using:
Read more »
- TAGS:
- tr
Tip #614 Uppercase to lowercase with tr
The 'tr' command can be used to quickly convert uppercase to lowercase and vice versa. This is done with:Read more »
- TAGS:
- tr
alias aptitude at awk bash bc cal cat cd colrm comm cp csh curl cut date dd df dialog diff dirname dpkg du fc find fuser grep gs gzip history iconv kill ksh last less ln ls lsof lynx m4 md5sum mkdir mkfifo mkisofs mv mysql nc netstat openssl OSX perl ping popd ps pushd python read redirection rm scp screen sed sort ssh stat sudo svn tail tar tee test top tr uniq vim wc wget xargs