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How do I fix a NoSuchMethodError?
...ng a NoSuchMethodError error when running my Java program. What's wrong and how do I fix it?
28 Answers
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Get person's age in Ruby
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Use this, not the check-marked one which can't handle leap years
– bgcode
Jan 9 '13 at 21:08
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How can I randomize the lines in a file using standard tools on Red Hat Linux?
How can I randomize the lines in a file using standard tools on Red Hat Linux?
11 Answers
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Best way to detect that HTML5 is not supported
The standard way to deal with situations where the browser does not support the HTML5 <canvas> tag is to embed some fallback content like:
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What does it mean by buffer?
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Imagine that you're eating candy out of a bowl. You take one piece regularly. To prevent the bowl from running out, someone might refill the bowl before it gets empty, so that when you want to take another piece, there's candy in the bowl.
The bowl ac...
How remove word wrap from textarea?
... text overflows. It wraps text for a new line. So how do I remove wordwrap and display horizontal bar when text overflows?
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How can I make an svg scale with its parent container?
...cale when size is non-native. Of course I could have it as a separate file and scale it like that.
7 Answers
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Why historically do people use 255 not 256 for database field magnitudes?
...ric reason why? I assume it's something to do with paging / memory limits, and performance but the distinction between 255 and 256 has always confused me.
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Is unsigned integer subtraction defined behavior?
...ed type is well-defined:
[...] A computation involving unsigned operands can never overflow,
because a result that cannot be represented by the resulting unsigned integer type is
reduced modulo the number that is one greater than the largest value that can be
represented by the resultin...
Understanding NSRunLoop
... loop is an abstraction that (among other things) provides a mechanism to handle system input sources (sockets, ports, files, keyboard, mouse, timers, etc).
Each NSThread has its own run loop, which can be accessed via the currentRunLoop method.
In general, you do not need to access the run loop d...