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Why is the order in dictionaries and sets arbitrary?
...er up-to-date efficiently. See the post by Raymond Hettinger outlining the idea. OrderedDict objects have other advantages, such as being re-orderable.
If you wanted an ordered set, you can install the oset package; it works on Python 2.5 and up.
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Reset/remove CSS styles for element only
...own this document, so you cannot change existing style rules. You have no idea what the style sheets could be, or what they may change to.
Use cases for this are when you are providing a displayable component for unknown 3rd party websites to use. Examples of this would be:
An ad tag
Building a...
When to Redis? When to MongoDB? [closed]
...he hash to another hash (something like key: [id of second hash]). Another idea would be to store it as JSON, which seems counter-intuitive to most people with a *SQL-background.
If you need really high performance.
Beating the performance Redis provides is nearly impossible. Imagine you database b...
'printf' vs. 'cout' in C++
...ould look like %2$s oru %1$d.\n. Now, how to do it in C++? Well, I have no idea. I guess you can make fake iostream which constructs printf that you can pass to gettext, or something, for purposes of translation. Of course, $ is not C standard, but it's so common that it's safe to use in my opinion....
What's the best way to communicate between view controllers?
...
I see your problem..
What has happened is that someone has confused idea of MVC architecture.
MVC has three parts.. models, views, and controllers.. The stated problem seems to have combined two of them for no good reason. views and controllers are seperate pieces of logic.
so... you do not...
How to limit setAccessible to only “legitimate” uses?
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Note that grep is a terrible idea. There are so many ways to dynamically execute code in Java that you'll almost certainly miss one. Blacklisting code in general is a recipe for failure.
– Antimony
Jul 21 '13 at 23:...
When to use Storyboard and when to use XIBs
...iggest criticism about Storyboards is their implementation rather than the idea behind them. Most of the points that I outline could be fixed with better tools and a better implementation (one that lets a human track and understand changes, for example). When they improve to the point that the benef...
Peak signal detection in realtime timeseries data
...his doesn't happen, so it seems to be caused by the spike in the data. Any idea what could be going on? I'm a newbie in Matlab, so I can't figure it out...
– Magnus W
Apr 28 '17 at 3:43
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Creating an API for mobile applications - Authentication and Authorization
...oauth (someone suggested this in a previous answer already and it's a good idea) before authenticating the user, and use that as a required key to generate the access token.
An alternative which I haven't used yet but I've heard a lot about as a device-friendly alternative to oAuth is xAuth. Have ...
Are static class variables possible in Python?
... t do not affect new instances of Test
# Namespaces are one honking great idea -- let's do more of those!
>>> Test.__dict__
{'i': 6, ...}
>>> t.__dict__
{'i': 5}
>>> u.__dict__
{}
Notice how the instance variable t.i got out of sync with the "static" class variable when...