ccstone

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BBEdit / BBEdit-Lite / TextWrangler Regular Expression Guide              Modified: 2018/08/10 01:19
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NOTES: 

The PCRE engine (Perl Compatible Regular Expressions) is what BBEdit and TextWrangler use.

Items I'm unsure of are marked '# PCRE?'.  The list while fairly comprehensive is not complete.

mkdizajn

<?php

// This script is to solve the problem of doing database search and replace
// when developers have only gone and used the non-relational concept of
// serializing PHP arrays into single database columns.  It will search for all
// matching data on the database and change it, even if it's within a serialized
// PHP array.

// The big problem with serialised arrays is that if you do a normal DB
// style search and replace the lengths get mucked up.  This search deals with

jlong

var parser = document.createElement('a');
parser.href = "http://example.com:3000/pathname/?search=test#hash";

parser.protocol; // => "http:"
parser.hostname; // => "example.com"
parser.port;     // => "3000"
parser.pathname; // => "/pathname/"
parser.search;   // => "?search=test"
parser.hash;     // => "#hash"
parser.host;     // => "example.com:3000"

legumbre

# convert multipage pdf to single page tiff
gs -q -dNOPAUSE -dBATCH -sDEVICE=tiffg4 -sOutputFile=%04d.tif source.pdf -c qui
# or use -sDEVICE=pgmraw to convert to pgm 

# unpaper, rotate the logical page 90 degrees, each logical page contained two scanned physical pages, so we use --layout double (for input) and --output-pages 2 since we want to split these two pages.

unpaper -v --deskew-scan-deviation 3.0 --border-align top --deskew-scan-range 15 --no-grayfilter --no-blurfilter --no-noisefilter --overwrite --pre-rotate 90 --border-scan-step 4 --layout double --output-pages 2 %04d.pgm.pbm unpaper%04d.pbm

# trim the pages and convert the to single-page pdfs
find . -name 'unpaper*' | xargs -i -n1 -P6 convert -trim +repage {} {}.pdf