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How to remove all of the data in a table using Django
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Inside a manager:
def delete_everything(self):
Reporter.objects.all().delete()
def drop_table(self):
cursor = connection.cursor()
table_name = self.model._meta.db_table
sql = "DROP TABLE %s;" % (table_name, )
cursor.execute(sql)
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What is a None value?
...n't write the sticker "F", there was already an F sticker on the None, and all you did was move it, from None to "fork". So when you type F = None, you're "reset[ting] it to its original, empty state", if we decided to treat None as meaning empty state.
I can see what he's getting at, but that's a...
How does the socket API accept() function work?
...r IP : Server Port
So while the Server IP and Server Port are constant in all accepted connections, the client side information is what allows it to keep track of where everything is going.
Example to clarify things:
Say we have a server at 192.168.1.1:80 and two clients, 10.0.0.1 and 10.0.0.2.
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How to find the size of localStorage
...ly developing a site that will make use of HTML5's localStorage. I've read all about the size limitations for different browsers. However, I haven't seen anything on how to find out the current size of a localStorage instance. This question seems to indicate that JavaScript doesn't have a built in...
get current url in twig template?
...ttributes.get('_route_params')) %}
The app global view variable contains all sorts of useful shortcuts, such as app.session and app.security.token.user, that reference the services you might use in a controller.
share
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What exactly are iterator, iterable, and iteration?
...loop, or map, or a list comprehension, etc. in Python, the next method is called automatically to get each item from the iterator, thus going through the process of iteration.
A good place to start learning would be the iterators section of the tutorial and the iterator types section of the standar...
Retaining file permissions with Git
...ere was a major distraction for me. It put me off the answer entirely, actually. (I don't have difficulty pulling repo from server.) @omid-ariyan's answer below with pre/post commit hooks was much more understandable. Later I realized that those hook scripts are doing exact same work as git-cache-...
Using build types in Gradle to run same app that uses ContentProvider on one device
...fied me, however Liberty was close. So this is how am I doing it.
First of all at the moment I am working with:
Android Studio Beta 0.8.2
Gradle plugin 0.12.+
Gradle 1.12
My goal is to run Debug version along with Release version on the same device using the same ContentProvider.
In build.gradle ...
How to get a function name as a string?
In Python, how do I get a function name as a string, without calling the function?
12 Answers
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Set UILabel line spacing
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Edit: Evidently NSAttributedString will do it, on iOS 6 and later. Instead of using an NSString to set the label's text, create an NSAttributedString, set attributes on it, then set it as the .attributedText on the label. The code you want will be something like this:
NSMuta...