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How do I migrate a model out of one django app and into a new one?
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Here's one more fix to Potr's excellent solution. Add the following to specific/0003_create_cat
depends_on = (
('common', '0002_create_cat'),
)
Unless this dependency is set South will not guarantee that the common_cat table exists at the time when...
How do Mockito matchers work?
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Just a small addition to Jeff Bowman's excellent answer, as I found this question when searching for a solution to one of my own problems:
If a call to a method matches more than one mock's when trained calls, the order of the when calls is important, and should ...
How to handle Handler messages when activity/fragment is paused
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A slightly simpler version of quickdraw's excellent PauseHandler is
/**
* Message Handler class that supports buffering up of messages when the activity is paused i.e. in the background.
*/
public abstract class PauseHandler extends Handler {
/**
* Messa...
How to create a self-signed certificate for a domain name for development?
...d in Tom Hall's post.
All kudos for this solution to Mike O'Brien for his excellent blog post at http://www.mikeobrien.net/blog/creating-self-signed-wildcard
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How does data binding work in AngularJS?
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Misko already gave an excellent description of how the data bindings work, but I would like to add my view on the performance issue with the data binding.
As Misko stated, around 2000 bindings are where you start to see problems, but you shouldn'...
What's the best way of scraping data from a website? [closed]
...e good from a quick read of their docs. It's well suited and implements an excellent solution to the problem I describe below.
A note on Regular expressions:
DO NOT USE REGULAR EXPRESSIONS TO PARSE HTML.
A lot of beginners do this because they are already familiar with regexes. It's a huge mistake,...
Understanding the meaning of the term and the concept - RAII (Resource Acquisition is Initialization
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There are excellent answers out there, so I just add some things forgotten.
0. RAII is about scopes
RAII is about both:
acquiring a resource (no matter what resource) in the constructor, and un-acquiring it in the destructor.
havin...
Get path of executable
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Yes. That is an excellent suggestion. Of course some additional changes would need to be made such as checking for errors, resizing the buffer, and trying again.
– Ben Key
Dec 8 '15 at 18:28
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Best explanation for languages without null
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Excellent answer with great examples!
– thSoft
Aug 30 '11 at 15:15
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Why does X[Y] join of data.tables not allow a full outer join, or a left join?
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Thanks @Matthew. @mnel's answer is excellent, but my question was not how to do a full or left join, but "Is there a reason only two types of joins are supported?" So now it's a bit more philosophical ;-) Actually I don't prefer merge syntax, but there appear...