{"id":4762,"date":"2020-11-18T12:25:53","date_gmt":"2020-11-18T17:25:53","guid":{"rendered":"https:\/\/blogs.mathworks.com\/videos\/?p=4762"},"modified":"2020-11-18T12:25:53","modified_gmt":"2020-11-18T17:25:53","slug":"adding-a-try-catch-with-email-notification","status":"publish","type":"post","link":"https:\/\/blogs.mathworks.com\/videos\/2020\/11\/18\/adding-a-try-catch-with-email-notification\/","title":{"rendered":"Adding a try\/catch With Email Notification"},"content":{"rendered":"<p>One module of a large MATLAB project I maintain failed last night and caused the whole application to error-out. This is disappointing because it takes several hours to run. It was because of a typo I had entered into a string in a spreadsheet; something I might do again.<\/p>\n<p>So I want add a <tt>try<\/tt>\/<tt>catch<\/tt> statement around this piece of code to ensure the system is robust to the issue in the future. Also, because I want to address the root cause of the error (string typos) and the fact that the code runs during the night, I want to send myself an email notification when it fails.<\/p>\n<p>Features covered in this <a href=\"https:\/\/blogs.mathworks.com\/videos\/2015\/10\/29\/matlab-code-along-videos\/\">code-along<\/a> style video include:<\/p>\n<ul>\n<li><tt>try<\/tt>\/<tt>catch<\/tt>, <tt>str2func<\/tt><\/li>\n<li><tt>sendmail<\/tt><\/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=\"6210680410001\" 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.\u00a0<\/p>\n","protected":false},"excerpt":{"rendered":"<div class=\"thumbnail thumbnail_asset asset_overlay video\"><a href=\"https:\/\/blogs.mathworks.com\/videos\/2020\/11\/18\/adding-a-try-catch-with-email-notification\/?dir=autoplay\"><img decoding=\"async\" src=\"https:\/\/cf-images.us-east-1.prod.boltdns.net\/v1\/static\/62009828001\/d5490bb4-ed43-4534-a8e5-39d5d00725e9\/733b021d-1ca8-4845-918d-128d97c57d01\/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\">22:38<\/time><\/span>\n      <\/div>\n<p>      <\/a><\/div>\n<p>One module of a large MATLAB project I maintain failed last night and caused the whole application to error-out. This is disappointing because it takes several hours to run. It was because of a typo&#8230; <a class=\"read-more\" href=\"https:\/\/blogs.mathworks.com\/videos\/2020\/11\/18\/adding-a-try-catch-with-email-notification\/\">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\/4762"}],"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=4762"}],"version-history":[{"count":7,"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/posts\/4762\/revisions"}],"predecessor-version":[{"id":4776,"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/posts\/4762\/revisions\/4776"}],"wp:attachment":[{"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/media?parent=4762"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/categories?post=4762"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogs.mathworks.com\/videos\/wp-json\/wp\/v2\/tags?post=4762"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}