{"id":1050,"date":"2016-02-26T10:57:54","date_gmt":"2016-02-26T10:57:54","guid":{"rendered":"https:\/\/blogs.glowscotland.org.uk\/nl\/ColtnessHS-ComputingScience\/?p=1050"},"modified":"2016-02-26T10:59:24","modified_gmt":"2016-02-26T10:59:24","slug":"creating-the-binary-background","status":"publish","type":"post","link":"https:\/\/blogs.glowscotland.org.uk\/nl\/ColtnessHS-ComputingScience\/2016\/02\/26\/creating-the-binary-background\/","title":{"rendered":"Creating the binary background"},"content":{"rendered":"<p>I&#8217;ve changed my background from a stock internet photo to one I created myself.<\/p>\n<p>First of all I wrote a little python program that generated a random 0 or 1<!-- HTML generated using hilite.me --><\/p>\n<div style=\"background: #ffffff;overflow: auto;width: auto;border: solid gray;border-width: .1em .1em .1em .8em;padding: .2em .6em\">\n<table>\n<tbody>\n<tr>\n<td>\n<pre style=\"margin: 0;line-height: 125%\">1\r\n2\r\n3\r\n4\r\n5\r\n6\r\n7<\/pre>\n<\/td>\n<td>\n<pre style=\"margin: 0;line-height: 125%\"><span style=\"color: #008800;font-weight: bold\">import<\/span> <span style=\"color: #0e84b5;font-weight: bold\">random<\/span>\r\nmessage<span style=\"color: #333333\">=<\/span><span style=\"background-color: #fff0f0\">\"\"<\/span>\r\n<span style=\"color: #008800;font-weight: bold\">for<\/span> item <span style=\"color: #000000;font-weight: bold\">in<\/span> <span style=\"color: #007020\">range<\/span>(<span style=\"color: #0000dd;font-weight: bold\">3000<\/span>):\r\n    number<span style=\"color: #333333\">=<\/span>random<span style=\"color: #333333\">.<\/span>randint(<span style=\"color: #0000dd;font-weight: bold\">0<\/span>,<span style=\"color: #0000dd;font-weight: bold\">1<\/span>)\r\n    message<span style=\"color: #333333\">=<\/span>message <span style=\"color: #333333\">+<\/span> <span style=\"color: #007020\">str<\/span>(number)\r\n\r\n<span style=\"color: #007020\">print<\/span>(message)\r\n<\/pre>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<\/div>\n<p><img decoding=\"async\" data-attachment-id=\"1049\" data-permalink=\"https:\/\/blogs.glowscotland.org.uk\/nl\/ColtnessHS-ComputingScience\/2016\/02\/26\/creating-the-binary-background\/bluebinary\/\" data-orig-file=\"https:\/\/blogs.glowscotland.org.uk\/nl\/public\/ColtnessHS-ComputingScience\/uploads\/sites\/12638\/2016\/02\/blueBinary.png\" data-orig-size=\"644,591\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"blueBinary\" data-image-description=\"\" 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150w, https:\/\/blogs.glowscotland.org.uk\/nl\/public\/ColtnessHS-ComputingScience\/uploads\/sites\/12638\/2016\/02\/blueBinary.png 644w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>I then took a screenshot of the resulting console window and cropped it with <a href=\"http:\/\/www.irfanview.com\/\" target=\"_blank\">IrfanView<\/a>. I made a negative of the image and swapped the RGB colours before\u00a0saving it as a PNG file.<\/p>\n<p>I then uploaded the file and set it as a time background, it needs a little crop\u00a0as it&#8217;s a couple of pixels too wide on one edge.<\/p>\n<p>I&#8217;m sure you can think of a way that you could use this technique to create even better backgrounds with patterns or <a href=\"https:\/\/www.youtube.com\/watch?v=TWEXCYQKyDc\" target=\"_blank\">hidden messages<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>I&#8217;ve changed my background from a stock internet photo to one I created myself. 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