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How to elegantly deal with timezones
... SO users and applications approach this? The most obvious part is that inside the DB, date/times are stored in UTC. When on the server, all date/times should be dealt with in UTC. However, I see three problems that I'm trying to overcome:
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What is monkey patching?
... database or web API, for example), and various other methods in the class call it. However, in a unit test, you don't want to depend on the external data source - so you dynamically replace the get_data method with a stub that returns some fixed data.
Because Python classes are mutable, and method...
From io.Reader to string in Go
...yte array to a string. Really, all this does is trick the type system into calling it a string. There are a couple caveats to this method:
There are no guarantees this will work in all go compilers. While this works with the plan-9 gc compiler, it relies on "implementation details" not mentioned i...
How to get the input from the Tkinter Text Widget?
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#Creates an instance of the class tkinter.Tk.
#This creates what is called the "root" window. By conventon,
#the root window in Tkinter is usually called "root",
#but you are free to call it by any other name.
root = Tk()
root.title('how to get text from textbox')
#************************...
Running script upon login mac [closed]
...rt Automator.app
select Application
click Show library in the toolbar (if hidden)
add Run shell script (from the Actions/Utilities)
copy & paste your script into the window
test it
save somewhere (for example you can make an Applications folder in your HOME, you will get an your_name.app)
go to...
How can we make xkcd style graphs?
.... If you want to improve it, I would suggest that xkcdaxis() be able to be called it without argument (it would just draw the normal axis). i.e. ggplot(data=temp.all,aes(x=State.Code,y=Sample.Value,fill=year))+geom_boxplot()+coord_cartesian(ylim = c(0,40))+theme_xkcd()+xkcdaxis()
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Ajax request returns 200 OK, but an error event is fired instead of success
I have implemented an Ajax request on my website, and I am calling the endpoint from a webpage. It always returns 200 OK , but jQuery executes the error event.
I tried a lot of things, but I could not figure out the problem. I am adding my code below:
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Null check in an enhanced for loop
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IIRC = "If I recall correctly". And yes, there is a singleton instance that is returned for all calls to Collections.emptyList().
– ColinD
Feb 12 '10 at 6:40
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How should I log while using multiprocessing in Python?
... entries on-the-fly from all pipes, into a central log file. (E.g., Periodically select from the pipes' file descriptors, perform merge-sort on the available log entries, and flush to centralized log. Repeat.)
share
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Concatenating two lists - difference between '+=' and extend()
...difference on a bytecode level is that the .extend way involves a function call, which is slightly more expensive in Python than the INPLACE_ADD.
It's really nothing you should be worrying about, unless you're performing this operation billions of times. It is likely, however, that the bottleneck w...