Commands by roberto_scotti (1)

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Resample a WAV file with sox
Change the sample rate with sox, the swiss army knife of sound processing.

Remove security limitations from PDF documents using ghostscript
Remove security from PDF document using this very simple command on Linux and OSX. You need ghostscript for this baby to work.

Remove a line in a text file. Useful to fix "ssh host key change" warnings

Google text-to-speech in mp3 format
same but redirecting to player and putting whaever text line.. works on my ubuntu machine ...

Embed next line on the end of current line using sed
N: On the current line, sed will display it on pattern space, plus a \n (new line); but s/\n//: Will get rid of new line displayed on pattern space, joining the current line's end with the start of the next line Useful in scripts.

Convert CSV to JSON
Replace 'csv_file.csv' with your filename.

Terrorist threat level text
This line provides the same result by reading the output of a less arbitrary value. This is a personal choice on the matter, and the result on different machines may vary.

Watch the progress of 'dd'
run this in another terminal, were xxxx is the process ID of the running dd process. the progress will report on the original terminal that you ran dd on

preprocess code to be posted in comments on this site
Assuming that $script contains the filename of a script you'd like to post as part of a comment on this site, this will prefix each line with '$' and pipe it into the X selection. From there just put the cursor in the right place in the comments box and middle-click. Should work pretty much anywhere with xclip installed. On debian-ish systems this is installed as part of the package "xclip".

Convert CSV to JSON
Replace 'csv_file.csv' with your filename.

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