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How to raise a ValueError?
I have this code which finds the largest index of a specific character in a string, however I would like it to raise a ValueError when the specified character does not occur in a string.
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How do I enter RGB values into Interface Builder?
How can I enter RGB or Hex color values for backgrounds in Interface Builder? I can select predefined colors but I would like to manually enter in RGB values. Where can I do this?
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Inspect element that only appear when other element is mouse overed/entered
...rds a portion of the screen directly in a super-optimized GIF. Windows, OS X and Linux.
– fregante
Jul 17 '14 at 7:26
2
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Expand/collapse section in UITableView in iOS
Could somebody tell me the way to perform UITableView expandable/collapsible animations in sections of UITableView as below?
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Fragment or Support Fragment?
... older fragment implementation in 4.0, like this one , that are already fixed in the support library, I am considering switching back to the fragment implementation from the support library to get a more reliable and consistent implementation.
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Using i and j as variables in Matlab
...r j will override them, potentially silently breaking code that does complex maths.
Possible solutions include using ii and jj as loop variables instead, or using 1i whenever i is required to represent the imaginary unit.
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LINQ .Any VS .Exists - What's the difference?
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See documentation
List.Exists (Object method - MSDN)
Determines whether the List(T) contains elements that match the conditions defined by the specified predicate.
This exists since .NET 2.0, so before LINQ. Meant to be used with the Predicate...
Threading in a PyQt application: Use Qt threads or Python threads?
...global interpreter lock (GIL) to ensure that the interpreter is only ever executing a certain size block of byte-code instructions at a time. Luckily, Python releases the GIL during input/output operations, making threads useful for simulating non-blocking I/O.
Important caveat: This can be mislead...
What's the difference between “squash” and “fixup” in Git/Git Extension?
I've been using Git Extensions for a while now (it's awesome!) but I haven't found a simple answer to the following:
6 An...
Google maps API V3 - multiple markers on exact same spot
... coords via JSON and popping them onto a google map. All is working well except in the instance when I have two or more markers on the exact same spot. The API only displays 1 marker - the top one. This is fair enough I suppose but would like to find a way to display them all somehow.
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