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How to measure time taken by a function to execute

...returns the number of microseconds in the fractional (e.g. a value of 1000.123 is 1 second and 123 microseconds). now() is monotonically increasing. This is important as Date.getTime() can possibly jump forward or even backward on subsequent calls. Notably, if the OS's system time is updated (e.g....
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What's the best way to retry an AJAX request on failure using jQuery?

...what tells JQuery to retry $.ajax requests // Ideas for this borrowed from https://stackoverflow.com/a/12446363/491553 $.ajaxPrefilter(function(opts, originalOpts, jqXHR) { if(opts.retryCount === undefined) { opts.retryCount = 3; } // Our own deferred object to handle done/fail callbacks ...
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AngularJS sorting by property

... As you can see in the code of angular-JS ( https://github.com/angular/angular.js/blob/master/src/ng/filter/orderBy.js ) ng-repeat does not work with objects. Here is a hack with sortFunction. http://jsfiddle.net/sunnycpp/qaK56/33/ <div ng-app='myApp'> &lt...
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Rails: create on has_one association

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What is the non-jQuery equivalent of '$(document).ready()'?

...nsole.log("DOM is ready, come and get it!")); Additional Readings https://developer.mozilla.org/en-US/docs/Web/Events/DOMContentLoaded Checking whether loading is already complete https://developer.mozilla.org/en-US/docs/Web/API/Document/readyState Update Here's some quick utility h...
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Python, creating objects

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Loading/Downloading image from URL on Swift

...ypically from a nib. print("Begin of code") let url = URL(string: "https://cdn.arstechnica.net/wp-content/uploads/2018/06/macOS-Mojave-Dynamic-Wallpaper-transition.jpg")! downloadImage(from: url) print("End of code. The image will continue downloading in the background and it will b...
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How can you hide database output in Rails console?

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Why aren't ◎ܫ◎ and ☺ valid JavaScript variable names?

...names. This made my day, and I was absolutely delighted that I could write fun Unicode-laden code like this: 4 Answers ...
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git -> show list of files changed in recent commits in a specific directory

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