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Reference list item by index within Django template?

This may be simple, but I looked around and couldn't find an answer. What's the best way to reference a single item in a list from a Django template? ...
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Efficient string concatenation in C++

I heard a few people expressing worries about "+" operator in std::string and various workarounds to speed up concatenation. Are any of these really necessary? If so, what is the best way to concatenate strings in C++? ...
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What does “DAMP not DRY” mean when talking about unit tests?

... It's a balance, not a contradiction DAMP and DRY are not contradictory, rather they balance two different aspects of a code's maintainability. Maintainable code (code that is easy to change) is the ultimate goal here. DAMP (Descriptive And Meaningful Phrases) promo...
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Extract a substring from a string in Ruby using a regular expression

...which, for each <item> in String1 contains the text between the < and the > in a one-element array (because when used with a regex containing capturing groups, scan creates an array containing the captures for each match). last gives you the last of those arrays and first then gives you ...
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Switch statement fall-through…should it be allowed? [closed]

...h always consider that evil. Perhaps moving the common code to a function and calling from both places would be a better idea. And please note that I use the C++ FAQ definition of "evil" share | i...
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Selenium WebDriver: Wait for complex page with JavaScript to load

... If anyone actually knew a general and always-applicable answer, it would have been implemented everywhere ages ago and would make our lives SO much easier. There are many things you can do, but every single one of them has a problem: As Ashwin Prabhu said,...
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What does Serializable mean?

...that if implemented in a class, this class can automatically be serialized and deserialized by different serializers. share | improve this answer | follow | ...
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How to debug .htaccess RewriteRule not working

...ccess e.g. foo bar, sakjnaskljdnas any keyword not recognized by htaccess and visit your URL. If it is working, you should get a 500 Internal Server Error Internal Server Error The server encountered an internal error or misconfiguration and was unable to complete your request.... ...
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Show AlertDialog in any position of the screen

When we show an AlertDialog in android it shows in the center of the screen. Is there any way to change the position? 4 An...
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Alphabet range in Python

...', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z'] And to do it with range >>> list(map(chr, range(97, 123))) #or list(map(chr, range(ord('a'), ord('z')+1))) ['a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v...