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How to overcome TypeError: unhashable type: 'list'

...nto a list where each element is a line for line in f.readlines(): # Now we split the file on `x`, since the part before the x will be # the key and the part after the value line = line.split('x') # Take the line parts and strip out the spaces, assigning them to the variables #...
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Traits in PHP – any real world examples/best practices? [closed]

Traits have been one of the biggest additions for PHP 5.4. I know the syntax and understand the idea behind traits, like horizontal code re-use for common stuff like logging, security, caching etc. ...
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Days between two dates? [duplicate]

...ee how many full days have passed between two dates? Here's what I'm doing now. 4 Answers ...
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Make a borderless form movable?

...t 4.5.2 to mono/net 4.5 and still does not work. Trying to find a solution now. – Roger Deep Sep 5 '17 at 16:01  |  show 1 more comment ...
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How to shuffle a std::vector?

...not very efficient because it needs an intermediate array and it needs to know the item type (DeckCard in this example): 6 ...
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How do I format a date with Dart?

... quite simple: import 'package:intl/intl.dart'; main() { final DateTime now = DateTime.now(); final DateFormat formatter = DateFormat('yyyy-MM-dd'); final String formatted = formatter.format(now); print(formatted); // something like 2013-04-20 } There are many options for formatting. From ...
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Manually map column names with class properties

...y migrating from other solutions that implement something similar like the now defunct linq-sql. – Vman May 10 at 20:21 add a comment  |  ...
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How do you dynamically add elements to a ListView on Android?

...he created an arraylist that used as a data container for the adapter. And now you just add an item directly to the adapter instead to the arraylist. Would the arraylist data is updated / untouched? – gumuruh Jul 14 '14 at 2:58 ...
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using jquery $.ajax to call a PHP function

... languageFunctions: 'someFunc1 someFunc2' } }); And now some usage scenarios: // Suspend callback mode so we don't work with the DOM P.callback(false); // Both .end() and .data return data to variables var strLenA = P.strlen('some string').end(); var strLenB = P.strlen('anot...
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Access an arbitrary element in a dictionary in Python

...; (key, value) tuple of "first" element Please note that (at best of my knowledge) Python does not guarantee that 2 successive calls to any of these methods will return list with the same ordering. This is not supported with Python3. in Python 3: list(my_dict.keys())[0] -> key of "first" ...