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Disable cache for some images

...to prevent caching was: Cache-Control = 'no-store' For completeness i'm now using all 3 of 'no-cache, no-store, must-revalidate' So in my case (serving dynamically generated images out of Flask in Python), I had to do the following to hopefully work in as many browsers as possible... def make_u...
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PHP Fatal error: Using $this when not in object context

... @Sarfraz it's better now. Sorry for pestering you, but as this became the accepted answer, I felt it necessary to point these things out :) Thanks for your patience. – Gordon Feb 28 '10 at 13:00 ...
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Clear icon inside input text

...ble). jQ will add the class x (if input has value) showing the clear icon. Now all we need is to target with jQ the inputs with class x and detect on mousemove if the mouse is inside that 18px "x" area; if inside, add the class onX. Clicking the onX class removes all classes, resets the input value ...
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How to create local notifications?

...alloc] init]; notification.fireDate = [NSDate dateWithTimeIntervalSinceNow:7]; notification.alertBody = @"This is local notification!"; notification.timeZone = [NSTimeZone defaultTimeZone]; notification.soundName = UILocalNotificationDefaultSoundName; notification.applicationIcon...
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What is the MIME type for Markdown?

Does anyone know if there exists a MIME type for Markdown? I guess it is text/plain , but is there a more specific one? 4 ...
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Spring MVC @PathVariable with dot (.) is getting truncated

... As far as i know this issue appears only for the pathvariable at the end of the requestmapping. We were able to solve that by defining the regex addon in the requestmapping. /somepath/{variable:.+} ...
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Load a WPF BitmapImage from a System.Drawing.Bitmap

...elect your own answer as the answer to the question? Your's is much better now. – Hallgrim Sep 18 '08 at 21:28 1 ...
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The differences between .build, .create, and .create! and when should they be used?

....build gives you a new post associated with your Wall, and your Wall.posts now has one post in it. – Amin Ariana Dec 1 '11 at 1:12 ...
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How to use Swift @autoclosure

... Great explanation. Note also that in Swift 1.2 'autoclosure' is now an attribute of the parameter declaration, so it's func f(@autoclosure pred: () -> Bool) – Masa Feb 12 '15 at 22:09 ...
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Are Javascript arrays sparse?

... actual array would be inefficient. You'll have to ask someone with more knowledge about specific implementations to answer what excatly triggers the shift from dense to sparse, but your example should be perfectly safe. If you want to get a dense array, you should call the constructor with an expl...