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Dynamically set local variable [duplicate]
... out in the comments there are exceptions, for example classes that define __slots__). Function locals can be optimised for speed because the compiler (usually) knows all the names in advance, so there isn't a dictionary until you call locals().
In the C implementation of Python locals() (called fr...
How to ignore user's time zone and force Date() use specific time zone
...t can be formatted differently.
What we need here is some formatting
var _date = new Date(1270544790922);
// outputs > "Tue Apr 06 2010 02:06:30 GMT-0700 (PDT)", for me
_date.toLocaleString('fi-FI', { timeZone: 'Europe/Helsinki' });
// outputs > "6.4.2010 klo 12.06.30"
_date.toLocaleString(...
How do I check which version of NumPy I'm using?
...c Rodger: yeah, but your is more general to any module that cares to set a __version__.
– Esteban Küber
Oct 5 '09 at 14:13
57
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How do popular apps authenticate user requests from their mobile app to their server?
...at will give you the ability to sync and authenticate all under the hood.
http://developer.android.com/training/sync-adapters/creating-sync-adapter.html
If you check the accounts under Settings on your device you'll see what I mean.
...
What's the recommended approach to resetting migration history using Django South?
...rote a management command that does pretty much what Dominique suggested.
http://balzerg.blogspot.co.il/2012/09/django-app-reset-with-south.html
In contrast of the south author suggestion, this will NOT HARM other installed apps using south.
...
Apply .gitignore on an existing repository already tracking large number of files
...
This answer solved my problem:
First of all, commit all pending changes.
Then run this command:
git rm -r --cached .
This removes everything from the index, then just run:
git add .
Commit it:
git commit -m ".gitignore is now working"
...
How do you remove a Cookie in a Java Servlet
... are necessary to clear the cookie properly.
private void eraseCookie(HttpServletRequest req, HttpServletResponse resp) {
Cookie[] cookies = req.getCookies();
if (cookies != null)
for (Cookie cookie : cookies) {
cookie.setValue("");
cookie.setPath("/");
...
What is the most efficient way to concatenate N arrays?
...perator) can fail. For such arrays, using a loop is a better approach. See https://stackoverflow.com/a/17368101/96100 for details.
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Passing Data between View Controllers
...oller:viewControllerB animated:YES];
References
Using Delegation to Communicate With Other View Controllers in the View Controller Programming Guide
Delegate Pattern
NSNotification center
It's another way to pass data.
// add observer in controller(s) where you want to receive data
[[NSNo...
how to change any data type into a string in python
... you're writing your own class and you want str to work for you, add:
def __str__(self):
return "Some descriptive string"
print str(myObj) will call myObj.__str__().
repr is a similar method, which generally produces information on the class info. For most core library object, repr produces ...