http://code.activestate.com/recipes/tags/meta:loc=8-algorithm/2017-05-17T21:10:26-07:00ActiveState Code Recipes2017-05-17T21:10:26-07:00Jorj X. McKiehttp://code.activestate.com/recipes/users/4193772/http://code.activestate.com/recipes/580803-inserting-images-on-pdf-pages/

<p style="color: grey"> Python recipe 580803 by <a href="/recipes/users/4193772/">Jorj X. McKie</a> (<a href="/recipes/tags/fitz/">fitz</a>, <a href="/recipes/tags/mupdf/">mupdf</a>, <a href="/recipes/tags/pdf/">pdf</a>, <a href="/recipes/tags/pymupdf/">pymupdf</a>). </p> <p>Version 1.11.0 of PyMuPDF allows putting an image on an existing PDF page. The following example puts the same image on every page of a given PDF - like a thumbnail.</p>

2015-07-15T12:37:13-07:00Oscar Byrnehttp://code.activestate.com/recipes/users/4192487/http://code.activestate.com/recipes/579082-hivemind/

<p style="color: grey"> Python recipe 579082 by <a href="/recipes/users/4192487/">Oscar Byrne</a> (<a href="/recipes/tags/borg/">borg</a>, <a href="/recipes/tags/defaultdict/">defaultdict</a>, <a href="/recipes/tags/hash/">hash</a>, <a href="/recipes/tags/hashing/">hashing</a>, <a href="/recipes/tags/hivemind/">hivemind</a>, <a href="/recipes/tags/python/">python</a>, <a href="/recipes/tags/singleton/">singleton</a>, <a href="/recipes/tags/state/">state</a>). </p> <p>Inspired by the ever-popular Borg pattern, objects inheriting from Hivemind share state if initialised with the same arguments</p>

2014-04-19T13:41:38-07:00Shane Wanghttp://code.activestate.com/recipes/users/4171830/http://code.activestate.com/recipes/578863-list-all-locale/

<p style="color: grey"> Python recipe 578863 by <a href="/recipes/users/4171830/">Shane Wang</a> . </p> <p>list all locales via Python</p>

2013-07-07T17:34:06-07:00judyhttp://code.activestate.com/recipes/users/4186659/http://code.activestate.com/recipes/578593-mac-address-from-ip-address/

<p style="color: grey"> Python recipe 578593 by <a href="/recipes/users/4186659/">judy</a> (<a href="/recipes/tags/address/">address</a>, <a href="/recipes/tags/adress/">adress</a>, <a href="/recipes/tags/ip/">ip</a>, <a href="/recipes/tags/mac/">mac</a>, <a href="/recipes/tags/python/">python</a>). </p> <p>get the mac address from ip address work only in linux system</p>

2012-11-19T08:32:33-08:00greg zakharovhttp://code.activestate.com/recipes/users/4184115/http://code.activestate.com/recipes/578334-checking-letters-for-drives-that-already-using/

<p style="color: grey"> Batch recipe 578334 by <a href="/recipes/users/4184115/">greg zakharov</a> (<a href="/recipes/tags/disk/">disk</a>). </p> <p>For keeping order drive naming with active <strong>diskpart</strong> using.</p>

2013-10-10T16:26:33-07:00greg zakharovhttp://code.activestate.com/recipes/users/4184115/http://code.activestate.com/recipes/578335-counting-tcpudp-endpoints/

<p style="color: grey"> Batch recipe 578335 by <a href="/recipes/users/4184115/">greg zakharov</a> (<a href="/recipes/tags/endpoint/">endpoint</a>, <a href="/recipes/tags/tcp/">tcp</a>, <a href="/recipes/tags/udp/">udp</a>). Revision 2. </p> <p>Needs just for statistic, no further.</p>

2012-10-01T16:22:13-07:00Jamie Bullhttp://code.activestate.com/recipes/users/4183059/http://code.activestate.com/recipes/578275-2d-polygon-area/

<p style="color: grey"> Python recipe 578275 by <a href="/recipes/users/4183059/">Jamie Bull</a> (<a href="/recipes/tags/2d/">2d</a>, <a href="/recipes/tags/area/">area</a>, <a href="/recipes/tags/geometry/">geometry</a>, <a href="/recipes/tags/polygon/">polygon</a>). </p> <p>Function for finding the area of a polygon in a 2D co-ordinate system.</p>

2012-07-02T22:44:58-07:00Stephen Chappellhttp://code.activestate.com/recipes/users/2608421/http://code.activestate.com/recipes/578185-zcgi-test/

<p style="color: grey"> Python recipe 578185 by <a href="/recipes/users/2608421/">Stephen Chappell</a> (<a href="/recipes/tags/archive/">archive</a>, <a href="/recipes/tags/cgi/">cgi</a>, <a href="/recipes/tags/old/">old</a>, <a href="/recipes/tags/test/">test</a>). </p> <p>While trying to implement a bare-bones CGI module with little support for the then-new-to-me concept, the <code>Zcgi</code> module was written, and this experiment was designed to test what it could do. This is committed for archival to be run under Python 2.5 or later versions.</p>

2012-06-07T14:31:44-07:00Alfehttp://code.activestate.com/recipes/users/4182236/http://code.activestate.com/recipes/578162-minimalistic-word-wrap-using-regex/

<p style="color: grey"> Python recipe 578162 by <a href="/recipes/users/4182236/">Alfe</a> (<a href="/recipes/tags/minimalistic/">minimalistic</a>, <a href="/recipes/tags/python/">python</a>, <a href="/recipes/tags/regex/">regex</a>, <a href="/recipes/tags/word/">word</a>, <a href="/recipes/tags/wrap/">wrap</a>). </p> <p>I know there is the module textwrap and other recipes like <a href="http://code.activestate.com/recipes/148061-one-liner-word-wrap-function/" rel="nofollow">http://code.activestate.com/recipes/148061-one-liner-word-wrap-function/</a></p> <p>But in some constellations my recipe for a very simple word wrap might come in handy nevertheless.</p>

2012-04-10T17:39:47-07:00Todd Whitemanhttp://code.activestate.com/recipes/users/2666241/http://code.activestate.com/recipes/578093-komodo-js-macro-move-tabs/

<p style="color: grey"> JavaScript recipe 578093 by <a href="/recipes/users/2666241/">Todd Whiteman</a> (<a href="/recipes/tags/editor/">editor</a>, <a href="/recipes/tags/komodo/">komodo</a>, <a href="/recipes/tags/macro/">macro</a>, <a href="/recipes/tags/position/">position</a>, <a href="/recipes/tags/tabs/">tabs</a>, <a href="/recipes/tags/toddw/">toddw</a>). </p> <p>This Komodo macro is an example to show how to programmatically re-position a Komodo editor tab. This macro moves the currently selected tab to the start of the tab list.</p>

2013-04-26T09:37:21-07:00ccpizzahttp://code.activestate.com/recipes/users/4170754/http://code.activestate.com/recipes/577626-base64-encode-decode-five-liner/

<p style="color: grey"> Python recipe 577626 by <a href="/recipes/users/4170754/">ccpizza</a> (<a href="/recipes/tags/base64/">base64</a>). Revision 2. </p> <p>Encodes or decodes base64-encoded files. If the input or output file(s) are ommited standard input/output will be used.</p> <p>The encoding direction is detected from the file name: for decoding save the script e.g. as encode64.py. For decoding create a symlink with <code>decode</code> in the name.</p>

2010-12-21T16:04:38-08:00Michael Pucketthttp://code.activestate.com/recipes/users/4176295/http://code.activestate.com/recipes/577509-flattening-lists/

<p style="color: grey"> Python recipe 577509 by <a href="/recipes/users/4176295/">Michael Puckett</a> (<a href="/recipes/tags/flatten/">flatten</a>, <a href="/recipes/tags/list/">list</a>). </p> <p>Classic / frequently asked, <em>'How to flatten a list, regardless the nesting.'</em></p>

2010-10-02T14:07:23-07:00Romain Dartigueshttp://code.activestate.com/recipes/users/4167472/http://code.activestate.com/recipes/577416-hexadecimal-css-colors-convert-the-six-digit-to-th/

<p style="color: grey"> Bash recipe 577416 by <a href="/recipes/users/4167472/">Romain Dartigues</a> (<a href="/recipes/tags/color/">color</a>, <a href="/recipes/tags/css/">css</a>, <a href="/recipes/tags/regex/">regex</a>, <a href="/recipes/tags/rgb/">rgb</a>, <a href="/recipes/tags/sed/">sed</a>, <a href="/recipes/tags/shortening/">shortening</a>). </p> <p>Want to replace all six-digit RGB notation (#rrggbb) to the short (three-digit #rgb) form? Or the opposite?</p>

2010-08-11T05:08:57-07:00Trent Mickhttp://code.activestate.com/recipes/users/4173505/http://code.activestate.com/recipes/577351-nodejs-quicklog-method-to-log-to-a-file/

<p style="color: grey"> JavaScript recipe 577351 by <a href="/recipes/users/4173505/">Trent Mick</a> (<a href="/recipes/tags/logging/">logging</a>, <a href="/recipes/tags/nodejs/">nodejs</a>). </p> <p>I tend to have a "quicklog" method for a few of the languages I'm working in to do logging when stdout/stderr isn't necessarily available (GUI app) or convenient (lots of other output on stdout, etc.). My usage with <a href="http://nodejs.org">nodejs</a> was while working on the node REPL. Log output to stdout interfered with the REPL.</p>

2011-03-01T03:46:26-08:00Sunjay Varmahttp://code.activestate.com/recipes/users/4174115/http://code.activestate.com/recipes/577255-flatten-a-list-or-list-of-lists-etc/

<p style="color: grey"> Python recipe 577255 by <a href="/recipes/users/4174115/">Sunjay Varma</a> (<a href="/recipes/tags/extend/">extend</a>, <a href="/recipes/tags/flatten/">flatten</a>, <a href="/recipes/tags/list/">list</a>, <a href="/recipes/tags/optimization/">optimization</a>, <a href="/recipes/tags/python/">python</a>, <a href="/recipes/tags/smart/">smart</a>). Revision 2. </p> <p>I created this function sometime ago for my own purposes. It simply flattens a list.</p> <p>Check out the first comment for another version of someone else's design.</p>

2009-02-10T14:59:07-08:00Raymond Hettingerhttp://code.activestate.com/recipes/users/178123/http://code.activestate.com/recipes/576647-eight-queens-six-lines/

<p style="color: grey"> Python recipe 576647 by <a href="/recipes/users/178123/">Raymond Hettinger</a> . Revision 3. </p> <p>What six lines of Python can do</p>

2009-12-03T20:07:52-08:00me mehttp://code.activestate.com/recipes/users/4172371/http://code.activestate.com/recipes/576976-countdown-to-screenshot-pil/

<p style="color: grey"> Python recipe 576976 by <a href="/recipes/users/4172371/">me me</a> (<a href="/recipes/tags/countdown/">countdown</a>, <a href="/recipes/tags/screenshot/">screenshot</a>, <a href="/recipes/tags/time/">time</a>). Revision 2. </p> <p>Tested on Linux and Windows-XP, Python 2.6 ...</p> <p>Counts down to a number and takes a screenshot. I simplified one of my long lost screenshot taking codes for linux removing sound, graphics and all other unnecessary bits.</p>

2009-06-05T01:19:17-07:00J Yhttp://code.activestate.com/recipes/users/4170398/http://code.activestate.com/recipes/576798-self-printing-program/

<p style="color: grey"> C recipe 576798 by <a href="/recipes/users/4170398/">J Y</a> (<a href="/recipes/tags/tricky/">tricky</a>). </p> <p>The two key tricks here are using a string with an embedded %s specifier to allow the string to contain itself when printed, and to use the %c format specifier to allow printing out special characters like newlines, which could not otherwise be embedded in the output string. </p>

2009-05-19T05:17:03-07:00alexander bakerhttp://code.activestate.com/recipes/users/4166679/http://code.activestate.com/recipes/576761-energy-distrubution-of-black-body/

<p style="color: grey"> Python recipe 576761 by <a href="/recipes/users/4166679/">alexander baker</a> (<a href="/recipes/tags/black/">black</a>, <a href="/recipes/tags/body/">body</a>, <a href="/recipes/tags/energy/">energy</a>, <a href="/recipes/tags/physics/">physics</a>, <a href="/recipes/tags/pylab/">pylab</a>, <a href="/recipes/tags/scipy/">scipy</a>). </p> <p>Energy Distrubution of Black Body</p>

2009-01-02T15:40:30-08:00Trent Mickhttp://code.activestate.com/recipes/users/4173505/http://code.activestate.com/recipes/576602-safe-print/

<p style="color: grey"> Python recipe 576602 by <a href="/recipes/users/4173505/">Trent Mick</a> (<a href="/recipes/tags/encode/">encode</a>, <a href="/recipes/tags/safe/">safe</a>, <a href="/recipes/tags/unicode/">unicode</a>). </p> <p>A replacement for "print" that will safely handle unicode conversion.</p>