gsf

#!/bin/sh
# Attempt command, printing all output to stdout, catching errors 
# based on a regex, erroring out on all other errors
if output=`some-command 2>&1`
then
  echo "$output"
else
  if echo "$output" | grep 'regex string'
  then
    something --other --than bailing

gsf

Dev script that does the following:

1. Restarts the server on changes (a la node-dev)
2. Bundles up browserify
3. Restarts and re-bundles on template changes
4. Compiles lesscss files
5. Reload browser on any change

gsf

With etagres and streaming:

$ nab http://localhost:1041/about
REQ NUM: 100 RTN NUM: 100 QPS: 33 BODY TRAF: 517KB per second
REQ NUM: 300 RTN NUM: 290 QPS: 48 BODY TRAF: 750KB per second
$ ps aux | grep node                                                                          
gsf       8938 25.2  2.6 757788 104256 pts/8   Sl+  12:52   0:07 node server.js
$ node-tick-processor
...
   ticks parent  name

gsf

$ for f in *.avi; do ffmpeg -i $f -strict -2 `basename $f .avi`.mp4; done

gsf

matchbox-window-manager -use_titlebar no &
exec xterm

gsf

$ ps aux | grep Iptab
root      2487  0.0  0.0   1216    32 ?        S    17:17   0:00 /boot/.IptabLes
root      2489  0.0  0.0  50368   252 ?        Sl   17:17   0:00 /boot/.IptabLes
root      2493  0.0  0.0    852    32 ?        S    17:17   0:00 /boot/.IptabLex
root      4013  0.0  0.0   9040   188 ?        Sl   18:04   0:00 /boot/.IptabLex
root      4209  163  0.0  50952   604 ?        Sl   18:19   0:01 /boot/.IptabLes
gsf       4215  0.0  0.0   3428   772 pts/5    R+   18:19   0:00 grep --color=auto Iptab
$ ps aux | grep Iptab
root      2487  0.0  0.0   1216    32 ?        S    17:17   0:00 /boot/.IptabLes
root      2489  0.0  0.0  50368   256 ?        Sl   17:17   0:00 /boot/.IptabLes

gsf

ed

rlwrap -c ed (and remember to set blink-matching-paren off in .inputrc)

For indenting lines 9 to EOF (note that 2 spaces follow the last slash): 9,$v/^$/s/^/

Manual for the GNU ed: http://www.gnu.org/software/ed/manual/ed_manual.html

The Definitive Guide (POSIX): http://pubs.opengroup.org/onlinepubs/009604599/utilities/ed.html

gsf

cvlc rtsp://xxx:[email protected]:88/videoMain --sout="#transcode{vcodec=theo,acodec=vorb,ab=128,channels=2,samplerate=44100}:std{access=http{mime=video/ogg},mux=ogg,dst=:8080/vid.ogg}"

gsf

$ git fetch
$ git reset --hard FETCH_HEAD

gsf

Audio only:

$ cvlc --network-caching=0 --no-video 'http://xxxxxx:xxxxx@xxxxxx/videostream.asf?rate=11'

With video:

$ cvlc --network-caching=0 --fullscreen 'http://xxxxxx:xxxxx@xxxxxx/videostream.asf?rate=11'