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What does 'super' do in Python?
...lass, you want other classes to be able to use it. super() makes it easier for other classes to use the class you're writing.
As Bob Martin says, a good architecture allows you to postpone decision making as long as possible.
super() can enable that sort of architecture.
When another class subcla...
How to lock orientation during runtime
Is there a way to lock orientation during runtime? For example I'd like to allow the user to lock the screen to landscape if the user currently in landscape and toggle the menu option.
...
Convert json data to a html table [closed]
...
Thanks all for your replies. I wrote one myself. Please note that this uses jQuery.
Code snippet:
var myList = [
{ "name": "abc", "age": 50 },
{ "age": "25", "hobby": "swimming" },
{ "name": "xyz", "hobby": "programming" }...
Chrome sendrequest error: TypeError: Converting circular structure to JSON
...
@FelixKling Unfortunately I couldn't get that to work (might have been doing something wrong) I ended up using this: github.com/isaacs/json-stringify-safe
– Doug Molineux
Nov 13 '15 at 20:22
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How to sort two lists (which reference each other) in the exact same way
...at's easily remedied, if it matters:
>>> list1, list2 = (list(t) for t in zip(*sorted(zip(list1, list2))))
>>> list1
[1, 1, 2, 3, 4]
>>> list2
['one', 'one2', 'two', 'three', 'four']
It's worth noting that the above may sacrifice speed for terseness; the in-place versio...
__getattr__ on a module
...tattribute__. Dunder methods had previously worked on modules - you could, for example, use a module as a context manager simply by defining __enter__ and __exit__, before those tricks broke.
Recently some historical features have made a comeback, the module __getattr__ among them, and so the exis...
How to use a dot “.” to access members of dictionary?
...rgs, **kwargs):
super(Map, self).__init__(*args, **kwargs)
for arg in args:
if isinstance(arg, dict):
for k, v in arg.iteritems():
self[k] = v
if kwargs:
for k, v in kwargs.iteritems():
self[k] = v
...
How do I pass extra arguments to a Python decorator?
...decorator(func):
print("Decorating function {}, with parameter {}".format(func.__name__, param))
return function_wrapper(func) # assume we defined a wrapper somewhere
return actual_decorator
The outer function will be given any arguments you pass explicitly, and should return ...
How to use Boost in Visual Studio 2010
...answer is pretty good already, I'm going to expand on it more specifically for Visual Studio 2010 as requested, and include information on compiling in the various optional components which requires external libraries.
If you are using headers only libraries, then all you need to do is to unarchive...
How to change the CHARACTER SET (and COLLATION) throughout a database?
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It is better to do the following for full utf8 support ALTER DATABASE <database_name> CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci. You should do the same for the other two statements.
– Greeso
Nov 23 '15 at 1...