{"id":2909,"date":"2017-03-09T13:32:42","date_gmt":"2017-03-09T18:32:42","guid":{"rendered":"https:\/\/blogs.mathworks.com\/videos\/?p=2909"},"modified":"2018-05-04T09:28:15","modified_gmt":"2018-05-04T14:28:15","slug":"setting-up-and-running-toshis-blog-post-code-to-analyze-tweets-about-fake-news","status":"publish","type":"post","link":"https:\/\/blogs.mathworks.com\/videos\/2017\/03\/09\/setting-up-and-running-toshis-blog-post-code-to-analyze-tweets-about-fake-news\/","title":{"rendered":"Setting-Up and Running Toshi&#8217;s  Blog Post Code to Analyze Tweets About Fake News"},"content":{"rendered":"<p>My colleague Toshi made a very interesting post on Loren&#8217;s blog recently about <a href=\"https:\/\/blogs.mathworks.com\/loren\/2017\/02\/07\/analyzing-fake-news-with-twitter\/\">analyzing Twitter<\/a>. Someone asked if he could give some instructions on how to set up and run his code as it is a bit involved. I thought I could help with a <a href=\"https:\/\/blogs.mathworks.com\/videos\/2015\/10\/29\/matlab-code-along-videos\/\">code-along<\/a> style video going over the steps which include:<\/p>\n<ul>\n<li>Downloading the blog post code and data<\/li>\n<li>Downloading twitty from the File Exchange<\/li>\n<li>Registering an application on Twitter (apps.twitter.com) to get authentication tokens for API Access<\/li>\n<li>Configuring of twitty with the acquired authentication tokens<\/li>\n<li>Downloading the AFINN data set text file<\/li>\n<\/ul>\n<p><div class=\"row\"><div class=\"col-xs-12 containing-block\"><div class=\"bc-outer-container add_margin_20\"><videoplayer><div class=\"video-js-container\"><video data-video-id=\"5353556429001\" data-video-category=\"blog\" data-autostart=\"false\" data-account=\"62009828001\" data-omniture-account=\"mathwgbl\" data-player=\"rJ9XCz2Sx\" data-embed=\"default\" id=\"mathworks-brightcove-player\" class=\"video-js\" controls><\/video><script src=\"\/\/players.brightcove.net\/62009828001\/rJ9XCz2Sx_default\/index.min.js\"><\/script><script>if (typeof(playerLoaded) === 'undefined') {var playerLoaded = false;}(function isVideojsDefined() {if (typeof(videojs) !== 'undefined') {videojs(\"mathworks-brightcove-player\").on('loadedmetadata', function() {playerLoaded = true;});} else {setTimeout(isVideojsDefined, 10);}})();<\/script><\/div><\/videoplayer><\/div><\/div><\/div><\/p>\n<p>Play the video in full screen mode for a better viewing experience.<\/p>\n<p>Here is that string truncation utility function I used.<\/p>\n<p><\/p>\n<pre>\r\nfunction strOut = truncStr(strIn,max,addDots)\r\n% Truncate a char array strIn to a max number of characters and optionally add ellipses\r\n\r\nif strlength(strIn) > max    \r\n    strOut = extractBefore(strIn,max);\r\n    if addDots\r\n        strOut=strOut + '...';\r\n    end\r\nelse\r\n    strOut=strIn;\r\nend\r\n\r\n% Set back to char\r\nif ischar(strIn)\r\n    strOut=char(strOut);\r\nend\r\n\r\n<\/pre>\n","protected":false},"excerpt":{"rendered":"<div class=\"thumbnail thumbnail_asset asset_overlay video\"><a href=\"https:\/\/blogs.mathworks.com\/videos\/2017\/03\/09\/setting-up-and-running-toshis-blog-post-code-to-analyze-tweets-about-fake-news\/?dir=autoplay\"><img decoding=\"async\" src=\"https:\/\/cf-images.us-east-1.prod.boltdns.net\/v1\/static\/62009828001\/85be6543-2a78-4f62-93ab-28fa1d86e9fc\/1944bc3a-35f4-4ce6-b877-4faa91c91f88\/1280x720\/match\/image.jpg\" onError=\"this.style.display ='none';\"\/><\/p>\n<div class=\"overlay_container\">\n      <span class=\"icon-video icon_color_null\"><time class=\"video_length\">27:36<\/time><\/span>\n      <\/div>\n<p>      <\/a><\/div>\n<p>My colleague Toshi made a very interesting post on Loren&#8217;s blog recently about analyzing Twitter. Someone asked if he could give some instructions on how to set up and run his code as it is a&#8230; <a class=\"read-more\" href=\"https:\/\/blogs.mathworks.com\/videos\/2017\/03\/09\/setting-up-and-running-toshis-blog-post-code-to-analyze-tweets-about-fake-news\/\">read more >><\/a><\/p>\n","protected":false},"author":133,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[27,4],"tags":[],"_links":{"self":[{"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/posts\/2909"}],"collection":[{"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/users\/133"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/comments?post=2909"}],"version-history":[{"count":26,"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/posts\/2909\/revisions"}],"predecessor-version":[{"id":3660,"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/posts\/2909\/revisions\/3660"}],"wp:attachment":[{"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/media?parent=2909"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/categories?post=2909"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/tags?post=2909"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}