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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
#...
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" ...
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 ...
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
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Pass data to layout that are common to all pages
...ed to always have view models. Also, I'd argue that developers needing to know that they must always inherit their view models from a base is a disadvantage.
– Josh Noe
Nov 5 '15 at 0:13
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Swift - Split string over multiple lines
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For anyone using Swift 2, enumerate(lines) is now lines.enumerate()
– Jedidja
Sep 30 '15 at 19:47
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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...
Proper use of beginBackgroundTaskWithExpirationHandler
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I've now provided this as a github project: github.com/mattneub/BackgroundTaskOperation
– matt
May 3 '19 at 19:25
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How does Trello access the user's clipboard?
...it calls
TrelloClipboard.set(cardUrl)
... so then the clipboard helper knows what to select when the Ctrl key is pressed.
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How do I base64 encode (decode) in C?
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I know this question is quite old, but I was getting confused by the amount of solutions provided - each one of them claiming to be faster and better. I put together a project on github to compare the base64 encoders and decode...