Never been to CodeSnippets before?

Snippets is a public source code repository. Easily build up your personal collection of code snippets, categorize them with tags / keywords, and share them with the world (or not, you can keep them private!)

How to keep the list of completed print jobs empty

export PATH=/usr/bin:/bin:/usr/sbin:/sbin
export IFS=$' \t\n'

echo 'Hello, world!' | enscript -q -B --word-wrap -f Helvetica30 -p - | lpr

/usr/bin/lpstat -W completed
/usr/bin/lpstat -W not-completed

# clear the whole print queue
#/usr/bin/cancel -a -    

# remove individual print jobs from the queue
defaultprinter=$(/usr/sbin/system_profiler SPPrintersDataType | egrep -B 5 'Default: Yes' | head -n 1 | sed -e 's/^[[:space:]]*//' -e 's/:$//')
alias opendefaultprinter='/usr/bin/open -a "$defaultprinter"'

opendefaultprinter


man 5 cupsd.conf

# make a backup of cupsd.conf
/usr/bin/sudo /bin/cp -p /private/etc/cups/cupsd.conf /private/etc/cups/cupsd.conf.orig  

# get line numbers of matching lines
sed -E -n -e '/cups/=' /private/etc/cups/cupsd.conf
sed -E -n -e '/^#PreserveJobHistory[[:space:]]+Yes/=' /private/etc/cups/cupsd.conf
sed -E -n -e '/^[[:space:]]*PreserveJobHistory[[:space:]]+Yes/=' /private/etc/cups/cupsd.conf
sed -E -n -e '/^[[:space:]]*PreserveJobHistory[[:space:]]+No/=' /private/etc/cups/cupsd.conf

open -e /private/etc/cups/cupsd.conf
nano /private/etc/cups/cupsd.conf


# disable PreserveJobHistory in cupsd.conf
/usr/bin/sudo /bin/ed -s /private/etc/cups/cupsd.conf <<< $',s|^#*PreserveJobHistory Yes|PreserveJobHistory No|\nw'

/usr/bin/sudo /usr/bin/killall -HUP cupsd    # reload cupsd.conf

# enable PreserveJobHistory in cupsd.conf
/usr/bin/sudo /bin/ed -s /private/etc/cups/cupsd.conf <<< $',s|^[[:space:]]*PreserveJobHistory No|PreserveJobHistory Yes|\nw'

/usr/bin/sudo /usr/bin/killall -HUP cupsd


# Mac OS X 10.5: Removing information about completed print jobs,
# http://support.apple.com/kb/HT1857
# http://developer.apple.com/documentation/Darwin/Reference/ManPages/man8/cupsctl.8.html

man 8 cupsctl
cupsctl PreserveJobHistory=No
cupsctl PreserveJobHistory=Yes

Create & print PDF files from the command line on Mac OS X

export PATH=/usr/bin:/bin:/usr/sbin:/sbin
export IFS=$' \t\n'

open -a 'Printer Setup Utility'

man 8 system_profiler
/usr/sbin/system_profiler  -listDataTypes
/usr/sbin/system_profiler SPPrintersDataType


defaultprinter=$(/usr/sbin/system_profiler SPPrintersDataType | egrep -B 5 'Default: Yes' | head -n 1 | sed -e 's/^[[:space:]]*//' -e 's/:$//')
printf "%s\n" "$defaultprinter"
lpstat -d | awk '{print $NF}'
alias opendefaultprinter='/usr/bin/open -a "$defaultprinter"'

opendefaultprinter


testfile="${HOME}/Desktop/testfile.txt"

/usr/bin/jot -b 'This is a test sentence!' 10 | cat -n > "$testfile"
open -e "$testfile"

/usr/bin/enscript -p ~/Desktop/testfile.ps "$testfile"
open ~/Desktop/testfile.ps

/usr/bin/enscript -p - "$testfile" | lpr 
opendefaultprinter


# use Bash process substitution instead of ~/Desktop/testfile.txt
# cf. http://wooledge.org:8000/ProcessSubstitution,
# http://wooledge.org:8000/BashFAQ (FAQ 20 & 24) and
# http://tldp.org/LDP/abs/html/process-sub.html

ls -l <((/usr/bin/jot -b 'This is a test sentence!' 10))
stat -x <((/usr/bin/jot -b 'This is a test sentence!' 10))
cat -n <((/usr/bin/jot -b 'This is a test sentence!' 10))

/usr/bin/enscript -p ~/Desktop/testfile.ps <((/usr/bin/jot -b 'This is a test sentence!' 10))
open ~/Desktop/testfile.ps

enscript -p - <((/usr/bin/jot -b 'This is a test sentence!' 10)) | lpr 
opendefaultprinter


man pstopdf
man enscript
enscript --help
enscript --list-media
enscript --list-options


/usr/bin/enscript -p ~/Desktop/testfile.ps "$testfile"
/usr/bin/pstopdf ~/Desktop/testfile.ps
open ~/Desktop/testfile.pdf

/usr/bin/enscript -p - "$testfile" | /usr/bin/pstopdf -i -o ~/Desktop/test.pdf
open ~/Desktop/test.pdf

echo 'Hello, world!' | enscript -q -B --word-wrap -f Helvetica30 -p - | lpr

lpstat -d
lpstat -W completed
lpstat -W not-completed
lpq -a
lpq -P $(/usr/bin/lpstat -d | /usr/bin/awk '{print $NF}')
opendefaultprinter

open http://127.0.0.1:631/printers
open "http://127.0.0.1:631/printers/$(/usr/bin/lpstat -d | /usr/bin/awk '{print $NF}')"


# clear print queue
function cpq() {
   /usr/bin/cancel -a -
   return 0
}


# get print job id 
lpq -P $(lpstat -d | awk '{print $NF}') | awk '{print $3}' | egrep "[[:digit:]]+"
lpstat -W not-completed | awk '{print $1}' | sed -n -E -e 's/^.*-([[:digit:]]+)$/\1/p'

# clear print queue
function cpq() {
defaultprinter=$(/usr/bin/lpstat -d | /usr/bin/awk '{print $NF}')
for jobid in $(/usr/bin/lpstat -W not-completed | awk '{print $1}' | sed -E -n -e 's/^.*-([[:digit:]]+)$/\1/p'); do
   #/usr/bin/cancel -u "$(/usr/bin/logname)" $jobid
   /usr/bin/lprm -P "$defaultprinter" $jobid
done
return 0
}


# list available fonts for man enscript
cat -n /usr/share/enscript/font.map

enscript -q -B --word-wrap -f Times-Roman25 -p - <((jot -b 'This is a test sentence!' 10 )) | pstopdf -i -o ~/Desktop/test.pdf
open ~/Desktop/test.pdf


man groff
groff --help

info groff
info --show-options groff

open http://www.groff-wiki.info
open http://www.gnu.org/software/groff/manual/groff.pdf
open /usr/share/doc/groff/1.19.1/html/momdoc/intro.html

# http://developer.apple.com/documentation/Darwin/Reference/ManPages/man1/pdfroff.1.html
open /usr/share/doc/groff/1.19.2/pdf/pdfmark.pdf


echo 'Hello, world!' | groff -Tps - | lpr

groff -Tps <((jot -b $'This is a test sentence!\n' 10)) | lpr

groff -Tps <((jot -b $'This is a test sentence!' 10)) > ~/Desktop/test.ps
open ~/Desktop/test.ps

echo 'Hello, world!' | groff -Tps - | pstopdf -i -o ~/Desktop/test.pdf
open ~/Desktop/test.pdf

groff -Tps <((jot -b $'This is a test sentence!\n' 10 )) | pstopdf -i -o ~/Desktop/test.pdf
open ~/Desktop/test.pdf


# cf. http://www.macgeekery.com/tips/cli/pretty-print_manual_pages_as_ps_pdf_or_html
function pdfman() { man $1 -t | open -f -a Preview; return 0; };
function printman() { man $1 -t | lpr; return 0; };

pdfman bash
printman bash

printStringArray

// description of your code here

	public static void printStringArray(String[] stringArray) {
		for (int i = 0; i < stringArray.length; i++) {
			System.out.println("[" + i + "] " + stringArray[i]);
		}
	}