Cheatsheet: Difference between revisions
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=== Misc ===
* CURL
curl -I http://domain.com Get HTTP header information
curl -i http://domain.com Get HTTP header + Body information
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curl https://www.booleanworld.com/ -sSo /dev/null -w 'namelookup:\t%{time_namelookup}\nconnect:\t%{time_connect}\nappconnect:\t%{time_appconnect}\npretransfer:\t%{time_pretransfer}\nredirect:\t%{time_redirect}\nstarttransfer:\t%{time_starttransfer}\ntotal:\t\t%{time_total}\n'
* MTR
Provides the functionality of both the ping and traceroute commands.
Prints information about the entire route.
mtr google.com
mtr -g google.com Display Numeric IP addresses
mtr -b google.com Both hostnames and numeric IP addresses
mtr --tcp google.com Use TCP SYN packets
mtr --udp google.com UDP datagrams
* Traceroute
traceroute 4.2.2.2 ==> Uses UDP
traceroute -n 4.2.2.2 ==> Do not resolve hostnames
sudo traceroute -nI 4.2.2.2 ==> Use ICMP Packets
sudo traceroute -nT 4.2.2.2 ==> Use TCP Syn (Port 80)
*Netstat
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netstat -ant
* PS
ps -aux Display all processes in BSD format
ps -eo pid,ppid,user,cmd
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ps -eo pid,ppid,cmd,%mem,%cpu --sort=-%cpu | head
* LS▼
▲*LS
Append a character to each file name indicating the file type:
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* Find Sym Links:
find . -type l -ls
ls -la | grep "\->"
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