Steve Spigarelli spig
spig
/ validate_barcode.js
Last active
November 11, 2023 21:56
Validate a barcode UPC-E, UPC-A, EAN, EAN-14, SSCC
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| // checksum calculation for GTIN-8, GTIN-12, GTIN-13, GTIN-14, and SSCC | |
| // based on http://www.gs1.org/barcodes/support/check_digit_calculator | |
| function isValidBarcode(barcode) { | |
| // check length | |
| if (barcode.length < 8 || barcode.length > 18 || | |
| (barcode.length != 8 && barcode.length != 12 && | |
| barcode.length != 13 && barcode.length != 14 && | |
| barcode.length != 18)) { | |
| return false; | |
| } |
spig
/ getBrowserLanguage.js
Created
April 20, 2011 16:49
get browser language - not especially useful but a fall back if necessary, better to use accept-language from browser request header
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| function getBrowserLanguages() { | |
| var languages = [ 'en' ]; | |
| if (navigator) { | |
| var language; | |
| if (navigator.language) { language = navigator.language; } | |
| else if (navigator.browserLanguage) { language = navigator.browserLanguage; } | |
| else if (navigator.userLanguage) { language = navigator.userLanguage; } | |
| else if (navigator.systemLanguage) { language = navigator.systemLanguage; } | |
| else { language = 'en'; } |
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| xquery version '1.0-ml'; | |
| <b xmlns="http://www.w3.org/1999/xhtml"> | |
| { | |
| let $element := element test { } | |
| return | |
| for $prefix in fn:in-scope-prefixes($element) return fn:concat("prefix: ", fn:namespace-uri-for-prefix($prefix, $element), ",") | |
| } | |
| </b> |
spig
/ turnoffretweets
Created
March 9, 2013 04:41
Turn off all retweets on twitter. Run this in javascript console.
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| $(".retweet-off-text").each(function() { $(this).click(); }); |
spig
/ http-get-lines-from-file.sh
Created
April 23, 2014 22:55
http get lines from a file and output as filename
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| while read line ; do | |
| echo $line ; http --ignore-stdin GET https://host$line > `basename $line` | |
| done < images.txt |
spig
/ gist:d66a3aa81f7c96d4a035976936e6f679
Created
October 12, 2016 21:17
Remove all songs from wish list on freegalmusic.com
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| $("div.wishlistsong").each(function(index, wsl) { $.post("/homes/removeWishlistSong/", { ajax: 1, delete: wsl.id.replace('wishlistsong-', '') })}); |
spig
/ slcolibrary-newFeatureFilmFilter.user.js
Last active
March 14, 2019 23:45
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| // ==UserScript== | |
| // @name Hide Rated R Movies on Feature Films page | |
| // @namespace http://stevespiga.rel.li/ | |
| // @version 0.1 | |
| // @description try to take over the world! | |
| // @author Steve Spigarelli | |
| // @match https://www.slcolibrary.org/mm/mmmo/newFeatureFilms.htm | |
| // @grant none | |
| // ==/UserScript== |
spig
/ excludeKidsAccounts.user.js
Last active
December 23, 2016 16:54
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| // ==UserScript== | |
| // @name Remove Kids Accounts from Total Balance | |
| // @namespace http://stevespiga.rel.li/ | |
| // @version 0.2 | |
| // @description remove kid account balances from total balances - money and savings | |
| // @author Steve Spigarelli | |
| // @match https://secure.capitalone360.com/myaccount/banking/account_summary.vm | |
| // @grant none | |
| // ==/UserScript== |
spig
/ create-webm-ffmpeg
Created
December 5, 2016 14:36
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| ffmpeg -i 1112_20161129185900.ts -ss 00:03:00.000 -t 00:00:30.000 -c:v libvpx -b:v 1M -c:a libvorbis 1112_20161129185900.webm |
spig
/ create mp4 from ts
Created
December 5, 2016 14:37
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| for i in *.ts; do filename=$(basename $i); base=${filename%.*}; ffmpeg -i $filename -c:v libx264 -c:a libfaac -vf scale=-1:720 -q:a 100 -ac 2 $base.mp4; done |
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