bash-snippet / bash

genaral.sh

# Redireact stdout to date-named file
λ echo '123' >> "$(date -d 'yesterday 01:00' '+%Y-%m-%d').log"
λ ls
2018-09-10.log

kill-jobs.sh

# 1. Kill with ps & pid
λ ps -eaf | grep [w]get 
saml      1713  1709  0 Dec10 pts/0    00:00:00 wget ...

λ kill 1713


# 2. pgrep
λ pgrep wget
1234

λ kill 1234


# 3. pkill || killall
λ pkill wget


# 4. jobs
λ jobs
[1]+  Running                 sleep 100 &

λ kill %1
[1]+  Terminated              sleep 100


# 5. fg
#Fake job, sleep.
λ sleep 100 &
[1] 4650

#Get the job's number.
λ jobs
[1]+  Running                 sleep 100 &

#Bring job #1 back to the foreground, and then use Ctrl+C.
λ fg 1
sleep 100
^C
λ