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Aggregate / summarize multiple variables per group (e.g. sum, mean)
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How to run SQL script in MySQL?
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Why is debugging better in an IDE? [closed]
... Yes, but the OP asked "What makes IDE debugging tools so much more effective than thoughtful use of diagnostic print statements?". I was comparing IDE debugging tools vs. print statements, not IDE debugging vs. console debugging.
– LeopardSkinPillBoxHat
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Dispelling the UIImage imageNamed: FUD
... on a lot since then. Retina makes images bigger and loading them slightly more complex. With the built in support for iPad and retina images, you should certainly use ImageNamed in your code .
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Are global variables in PHP considered bad practice? If so, why?
...ce_callback('!pattern!', array($obj, 'method'), $str);
See callbacks for more.
The point is that objects have been bolted onto PHP and in some ways lead to some awkwardness.
Don't concern yourself overly with applying standards or constructs from different languages to PHP. Another common pitfal...
Missing XML comment for publicly visible type or member
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Media query to detect if device is touchscreen
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Getting the last element of a list
...some_list[-1] is the shortest and most Pythonic.
In fact, you can do much more with this syntax. The some_list[-n] syntax gets the nth-to-last element. So some_list[-1] gets the last element, some_list[-2] gets the second to last, etc, all the way down to some_list[-len(some_list)], which gives you...
Smart way to truncate long strings
Does anyone have a more sophisticated solution/library for truncating strings with JavaScript and putting an ellipsis on the end, than the obvious one:
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