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Django - how to create a file and save it to a model's FileField?
...ite existing file, storing to the right spot, not creating duplicate files etc).
Django 1.4.1
Python 2.7.3
#Model
class MonthEnd(models.Model):
report = models.FileField(db_index=True, upload_to='not_used')
import csv
from os.path import join
#build and store the file
def write_csv():
p...
Threading in a PyQt application: Use Qt threads or Python threads?
...ds are better
integrated with Qt (asynchrnous signals/slots, event loop, etc.).
Also, you can't use Qt from a Python thread (you can't for instance
post event to the main thread through QApplication.postEvent): you
need a QThread for that to work.
A general rule of thumb might be to use...
log4j logging hierarchy order
...ation is also vague on this. The output method such as error, info, debug, etc. of the logger assigns a priority/severity level to the logging message. If the logging really takes effect (the message will be visible) depends on the effective logging level of the logger being used.
...
file_get_contents(“php://input”) or $HTTP_RAW_POST_DATA, which one is better to get the body of JSON
...ation (e.g. a partial search 'hint' result, or a new page to be displayed, etc...) you can use GET. If the data being sent is part of a request to change something (update a database, delete a record, etc..) then use POST.
Server-side, there's no reason to use the raw input, unless you want to grab...
Google maps API V3 - multiple markers on exact same spot
...40000001234,-75.7166980000001234 37.6862540000005678,-75.7166980000005678..etc.. I also tried changing my angle.
– Premshankar Tiwari
Sep 3 '13 at 12:15
...
Google Guice vs. PicoContainer for Dependency Injection
...work in your code. Because they do have a lot of other helpers / utilities etc. the temptation is pretty strong to depend on Spring code, though.
Performance
Pico - I'm not too familiar with the speed characteristics of Pico
Guice - Guice was designed to be fast and the comparison mentioned in the r...
What is the best algorithm for overriding GetHashCode?
... just wrap
{
int hash = 17;
// Suitable nullity checks etc, of course :)
hash = hash * 23 + field1.GetHashCode();
hash = hash * 23 + field2.GetHashCode();
hash = hash * 23 + field3.GetHashCode();
return hash;
}
}
As noted in comments, you may...
C# switch statement limitations - why?
...onstant time branch. The compiler may find short-cuts (using hash buckets, etc), but more complicated cases will generate more complicated MSIL code with some cases branching out earlier than others.
To handle the String case, the compiler will end up (at some point) using a.Equals(b) (and possibl...
How to get ELMAH to work with ASP.NET MVC [HandleError] attribute?
...he answer below by @IvanZlatev with regards to applicability, shortcomings etc. People are commenting that it is easier/shorter/simpler and achieves the same as your answer and as such should be marked as the correct answer. It would be good to have your perspective on this and achieve some clarity ...
What is the @Html.DisplayFor syntax for?
..., @Html does a bunch of neat things, like generate HTML for links, inputs, etc.
4 Answers
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