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What is the difference between instanceof and Class.isAssignableFrom(…)?
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Originally this post was doing its own benchmark using a for loop in raw JAVA, which gave unreliable results as some optimization like Just In Time can eliminate the loop. So it was mostly measuring how long did the JIT compiler take to optimize the loop: see Performance test independent of th...
How can I plot with 2 different y-axes?
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Async image loading from url inside a UITableView cell - image changes to wrong image while scrollin
I've written two ways to async load pictures inside my UITableView cell. In both cases the image will load fine but when I'll scroll the table the images will change a few times until the scroll will end and the image will go back to the right image. I have no idea why this is happening.
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ByteBuffer.allocate() vs. ByteBuffer.allocateDirect()
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byte elements in a memory area that a
channel can use for direct, or raw,
access by using native code to tell
the operating system to drain or fill
the memory area directly.
Direct byte buffers are usually the
best choice for I/O operations. By
design, they support the most
ef...
How to find the mysql data directory from command line in windows
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How do I make CMake output into a 'bin' dir?
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possibly undefined macro: AC_MSG_ERROR
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Access event to call preventdefault from custom function originating from onclick attribute of tag
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