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Using an image caption in Markdown Jekyll

I am hosting a Jekyll Blog on Github and write my posts with Markdown. When I am adding images, I do it the following way: ...
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Dealing with “Xerces hell” in Java/Maven?

... users are "touched" by this problem at some point. Unfortunately, understanding the problem requires a bit of knowledge about the history of Xerces... ...
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app-release-unsigned.apk is not signed

I downloaded the zip file of an Android app on github and I'm trying to run it, but I get a dialog with this message 17 Ans...
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Xcode - How to fix 'NSUnknownKeyException', reason: … this class is not key value coding-compliant f

...n once off practice apps. Naming collisions can be very hard to track down and you don't want to waste the time. Another possible reason for this error: when copying & pasting elements from one controller into another, Xcode somehow keeps that link to the original controller, even after editin...
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Entity Framework: “Store update, insert, or delete statement affected an unexpected number of rows (

... telling you is that between when you grabbed the data out of the database and when you saved your changes someone else has changed the data (Which meant when you went to save it 0 rows actually got updated). In SQL terms, their update query's where clause contains the original value of every field ...
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How to center align the cells of a UICollectionView?

I am currently using UICollectionView for the user interface grid, and it works fine. However, I'd like to be enable horizontal scrolling. The grid supports 8 items per page and when the total number of items are, say 4, this is how the items should be arranged with horizontal scroll direction ena...
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Django gives Bad Request (400) when DEBUG = False

... I change DEBUG to False in the settings file, then the server stopped and it gives the following error on the command prompt: ...
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How do I measure time elapsed in Java? [duplicate]

...answers posted so far are quite right. If you are measuring elapsed time, and you want it to be correct, you must use System.nanoTime(). You cannot use System.currentTimeMillis(), unless you don't mind your result being wrong. The purpose of nanoTime is to measure elapsed time, and the purpose of...
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SQL injection that gets around mysql_real_escape_string()

..._escape_string - this makes no sense. It doesn't differ from (int) at all. And they will produce the same result for every input – zerkms Jul 24 '12 at 22:40 ...
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Swift - How to convert String to Double

I'm trying to write a BMI program in swift language. And I got this problem: how to convert a String to a Double? 29 Answer...