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python generator “send” function purpose?
...function, except it can be doing all sorts of computations & callbacks etc. The alternative before this functionality would be to do something like:
def doStuff():
returnDeferred = defer.Deferred()
def gotNextResult(nextResult):
returnDeferred.callback(nextResult / 10)
def g...
C library function to perform sort
...structure first, and if they're equal, then two doubles, then two strings, etc. There's more than one way to do it, in C as well as Perl.
– Jonathan Leffler
Nov 24 '17 at 7:33
...
Why does Razor _layout.cshtml have a leading underscore in file name?
...o these default names of common pages should be configurable (Layout/Error/etc...).
– Tony Wall
Feb 7 '14 at 11:05
1
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Downloading Java JDK on Linux via wget is shown license page instead
...b http://ppa.launchpad.net/webupd8team/java/ubuntu precise main" | tee -a /etc/apt/sources.list
echo "deb-src http://ppa.launchpad.net/webupd8team/java/ubuntu precise main" | tee -a /etc/apt/sources.list
apt-key adv --keyserver keyserver.ubuntu.com --recv-keys EEA14886
apt-get update
apt-get install...
Django: Get list of model fields?
...l try to update you on Django 2.2
Here posts- your app (posts, blog, shop, etc.)
1) From model link: https://docs.djangoproject.com/en/stable/ref/models/meta/
from posts.model import BlogPost
all_fields = BlogPost._meta.fields
#or
all_fields = BlogPost._meta.get_fields()
Note that:
all_fields=Blog...
How do I migrate a model out of one django app and into a new one?
... if not db.dry_run:
# For permissions, GenericForeignKeys, etc to work properly after migrating.
orm['contenttypes.contenttype'].objects.filter(
app_label=self.old_app,
model=self.old_model,
).update(
app_label=s...
How to make an array of arrays in Java
...onality (index-based lookup, sorting, uniqueness, FIFO-access, concurrency etc.).
While it's of course good and important to know about Arrays and their usage, in most cases using Collections makes APIs a lot more manageable (which is why new libraries like Google Guava hardly use Arrays at all).
...
Why is Python running my module when I import it, and how do I stop it?
...s only the case for variables and arrays of variable, and not for methods, etc.
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How to model type-safe enum types?
...e WeekDay = Value
val Mon = Value("Mon")
val Tue = Value("Tue")
... etc
}
You get more sensible results:
WeekDay.valueOf("Sun") //returns Some(Sun)
WeekDay.Tue.toString //returns Tue
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jQuery or CSS selector to select all IDs that start with some string [duplicate]
...don't know the type of html element? like it could be an input, or select, etc.
– And Wan
Jul 13 '17 at 14:44
@And Wan...