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image.onload event and browser cache

... As you're generating the image dynamically, set the onload property before the src. var img = new Image(); img.onload = function () { alert("image is loaded"); } img.src = "img.jpg"; Fiddle - tested on latest Firefox and Chrome releases. You can also use t...
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How to format current time using a yyyyMMddHHmmss format?

... acturally the golang format is very strange. why not use the yyyymmddHHiiss style , but use the ""2006/01/02/15/04/05", I have not get it the real reason – Kewin May 10 '16 at 14:32 ...
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How to refresh Android listview?

... Call notifyDataSetChanged() on your Adapter object once you've modified the data in that adapter. Some additional specifics on how/when to call notifyDataSetChanged() can be viewed in this Google I/O video. ...
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How to capture Curl output to a file?

...if an old one exists). curl -K myconfig.txt >> output.txt Appends all output you receive to the specified file. Note: The -K is optional. share | improve this answer | ...
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How to compare 2 files fast using .NET?

...re the resulting numbers. Here's what I came up with: const int BYTES_TO_READ = sizeof(Int64); static bool FilesAreEqual(FileInfo first, FileInfo second) { if (first.Length != second.Length) return false; if (string.Equals(first.FullName, second.FullName, ...
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Check play state of AVPlayer

Is there a way to know whether an AVPlayer playback has stalled or reached the end? 11 Answers ...
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Timing a command's execution in PowerShell

...turn the average, minimum and maximum time taken. You can add -Silent to swallow STDOUT. – joshuapoehls Mar 26 '12 at 18:11 13 ...
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Google Play Services Library update and missing symbol @integer/google_play_services_version

...project to the latest version of Google Play Services ( v4.0, released on Halloween 2013 ), you are now supposed to add a new tag into the AndroidManifest.xml file. ...
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Django: Display Choice Value

...ing your information via JSON (for instance in a pagination scenario)? Ideally without the overhead of instantiating the Models one by one and calling get_field_display(). – DylanYoung Mar 23 '17 at 17:34 ...
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Check that Field Exists with MongoDB

So I'm attempting to find all records who have a field set and isn't null. 4 Answers 4...