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How to install trusted CA certificate on Android device?

I have created my own CA certificate and now I want to install it on my Android Froyo device (HTC Desire Z), so that the device trusts my certificate. ...
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Chained method calls indentation style in Python [duplicate]

...the closing parenthesis on the same line as the last argument in function calls: 2 Answers ...
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Check if all elements in a list are identical

... = next(iterator) except StopIteration: return True return all(first == rest for rest in iterator) One-liner: def checkEqual2(iterator): return len(set(iterator)) <= 1 Also one-liner: def checkEqual3(lst): return lst[1:] == lst[:-1] The difference between the 3 versi...
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Zooming MKMapView to fit annotation pins?

...ew.h: // Position the map such that the provided array of annotations are all visible to the fullest extent possible. - (void)showAnnotations:(NSArray *)annotations animated:(BOOL)animated NS_AVAILABLE(10_9, 7_0); share ...
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Replace new lines with a comma delimiter with Notepad++?

... or anything else: Click Edit -> Blank Operations -> EOL to space [All the items should now be in a single line separated by a 'space'] Select any 'space' and do a Replace All (by ',') share | ...
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Python argparse ignore unrecognised arguments

Optparse, the old version just ignores all unrecognised arguments and carries on. In most situations, this isn't ideal and was changed in argparse. But there are a few situations where you want to ignore any unrecognised arguments and parse the ones you've specified. ...
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Get a random item from a JavaScript array [duplicate]

... not a valid substitution for Math.floor. Using round would cause accidentally referencing an undefined index, say in the case Math.random() is 0.95 and items.length is 5. Math.round(0.95*5) is 5, which would be an invalid index. floor(random) will always be zero in your example. ...
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Using numpy to build an array of all combinations of two arrays

... It should be noted that meshgrid only works for smaller range sets, I have a large one and I get error: ValueError: maximum supported dimension for an ndarray is 32, found 69 – mikkom Oct 20 '19 at 6:54 ...
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How do I log errors and warnings into a file?

How do I turn on all error and warnings and log them to a file, but to set up all of that within the script (not changing anything in php.ini)? ...
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How to check if a file exists in Go?

... You could use os.IsExist() depending the case, could be more idiomatically instead of making a double negation when doing !os.IsNotExistant() – Ariel Monaco Feb 17 at 3:18 ...