jeudi 26 février 2009

Imprimer des transparents

Imprimer des transparents

Dont un script que j'avais écrit il y a (très) longtemps pour imprimer des transparents :




#!/bin/bash

# convert .pdf slides into ps files with 4 slides/page

# takes : PDF documents in landscape (-l) or portrait (-p) orientation
# returns : PS document with 4 slides per page [file names $PREFIX*.ps]
#
# pages to be read in rows: [1] [2]
# [3] [4]

PREFIX=p4-
FORMAT=a4
MODULO=2:1,0
#

while getopts "lpb:f:h" opt ; do
case $opt in
f)FORMAT=$OPTARG;;
p)echo "Potrait mode"; MODULO=4:0,2,1,3;;#MODULO=4:1,3,2,0 ;;
l)echo "Landscape mode"; MODULO=2:1,0 ;;
b)PREFIX=$OPTARG;;
h)
cat < < EOF
convert .pdf slides into ps files with 4 slides/page
usage : $0 [-f] [-l|-p] [-p]
options :
-l landscape document (default)
-p portrait document
-f=FORMAT paper format (default is a4)
-p=PREFIX prefix appened to filename (default is "p4-")
-h this help message

For a fast use, just use 'pdf4ps file1.pdf file2.pdf',
and it will produce 'p4-file1.ps' and 'p4-file2.ps'.
EOF
exit;;

?)echo "Error : bad option. Try $0 -h"
exit;;
esac
done

shift $(($OPTIND - 1))

for i in "$*" ; do
if [ ! -f "$i" ]; then
echo "No file $i"
else
OUTFILE=$PREFIX`basename "$i" .pdf`.ps
if [ ! -f "$OUTFILE" ]; then
pdftops "$i" - \
| pstops "$MODULO" \
| psnup -4 -d1 -m0.2 -s0.5 -c \
| psresize -P"$FORMAT" -p"$FORMAT">"$OUTFILE"
else
echo "$PREFIX version of \"$i\" already exist ($OUTFILE)"
fi
fi
done

# Corentin Mehat oct2005-oct2006
# please send all bugs & ameliorations

# pdftops $i - \ # softs are to use ps files, convert the file to ps
# | pstops 2:1,0 \ # reorder mod 2 : odd, even
# | psnup -4 -d1 -m0.2 -s0.5 -c \ # border=1 margin=0.2 scale=0.5
# | psresize -Pletter -pletter>$OUTFILE # recenter

mercredi 25 février 2009

Quine : self-replicating program

Quines are programs who print their own source code when run.
For example in lua, this is a quine :

s="s=%qprint(s:format(s))"print(s:format(s))

mercredi 18 février 2009

Splitting and Merging pdfs

Pdfsam : PDF split and merge.

Open source tool to split and merge pdf

http://www.pdfsam.org/

lundi 9 février 2009

SLOCCount, compter le nombre de lignes de code

SLOCcount, permet de compter le nombre de ligne de code dans un répertoire
en déterminant automatiquement grace à différentes heuristiques de quel langage il s'agit.

Page web :
SLOCcount