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Focusable EditText inside ListView
...since I know which header view I want to override the selector (would take more work to dynamically determine if any given position contains a focusable view), I can change descendant focusability, and set focus on the EditText. And when I navigate out of that header, change it back it again.
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How to change the value of ${user} variable used in Eclipse templates
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How to 'insert if not exists' in MySQL?
...y present in the
database, it will be silently skipped (ignored). (To be more precise,
here’s a quote from MySQL reference manual: “If you use the IGNORE
keyword, errors that occur while executing the INSERT statement are
treated as warnings instead. For example, without IGNORE, a row th...
Managing constructors with many parameters in Java
In some of our projects, there's an class hierarchy that adds more parameters as it goes down the chain. At the bottom, some of the classes can have up to 30 parameters, 28 of which are just being passed into the super constructor.
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How can I output leading zeros in Ruby?
...d answer because it's the simplest and easiest to remember. % works but is more general purpose.
– Nathan Long
Mar 6 '14 at 18:31
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Should I put #! (shebang) in Python scripts, and what form should it take?
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How do I set the maximum line length in PyCharm?
...stency with this style guide is important. Consistency within a project is more important. Consistency within one module or function is most important. But most importantly: know when to be inconsistent -- sometimes the style guide just doesn't apply.
– Krøllebølle
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Python - Check If Word Is In A String
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Fixed point vs Floating point number
... Also there is exponent biasing so that you can represent vastly more discrete values between 0 and 1 than you can between 1,000,000 and 1,000,001. And there are lots of complications with floating point operations which come up, like ensuring you don't report 0 as the difference between t...
Get MIME type from filename extension
..., which is available in .NET 4.5, only has 195 mappings, has no way to add more, and is not configurable. My listing above has 560 mappings. Oddly, the MS listing is missing extremely common MS extensions even, like .docx and .xlsx and other important web extensions like .csv, .swf, and .air.
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