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Is there an easy way to pickle a python function (or otherwise serialize its code)?
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You could serialise the function bytecode and then reconstruct it on the caller. The marshal module can be used to serialise code objects, which can then be reassembled into a function. ie:
import marshal
def foo(x): return x*x
code_string = marshal.dumps(foo.func...
What is the equivalent of the C# 'var' keyword in Java?
...possible in Java (all Types had names, even if they were extremely verbose and unweildy). I do not know if this has changed in the mean time.
var is not the same as dynamic. variables are still 100% statically typed. This will not compile:
var myString = "foo";
myString = 3;
var is also useful whe...
What does Maven Update Project do in Eclipse?
...ava version, you will find that Eclipse will ask you to update the project and afterwards the configured Java runtime in the project will have changed to reflect what your Maven pom indicates.
That is an important thing to keep in mind: the Maven pom is the lead in this kind of project setup. If yo...
What exception classes are in the standard C++ library
What are the exception classes that are included in the standard C++ library, and what should they be used for? I know there are a few new C++11 exceptions, but I'm not sure what they are or where they are.
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How do I expand a tuple into variadic template function's arguments?
...ls <N-1> -> calls ... -> calls <0> which is the last one and the compiler will optimize away the various intermediate function calls to only keep the last one which is the equivalent of func(arg1, arg2, arg3, ...)
Provided are 2 versions, one for a function called on an object and...
Clear the entire history stack and start a new activity on Android
...I lvl <= 10, I haven't yet found a clean solution to this.
The "DontHackAndroidLikeThis" solution is indeed pure hackery. You should not do that. :)
Edit:
As per @Ben Pearson's comment, for API <=10 now one can use IntentCompat class for the same. One can use IntentCompat.FLAG_ACTIVITY_CLEAR_T...
I need to generate uuid for my rails application. What are the options(gems) I have? [duplicate]
I use
Rails 3.0.20 and
ruby 1.8.7 (2011-06-30 patchlevel 352)
4 Answers
4
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Importing a Swift protocol in Objective-C class
...however, you can add the protocol to the private @interface in the .m file and it fixes things (at least it has for me on occasion). So above your @implementation have @interface MyController() <AnalyticProtocol>.
– Adam
Oct 5 '15 at 19:36
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OS X: equivalent of Linux's wget
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Also, wget is available via both MacPorts and Fink.
– Brian Clapper
Dec 31 '10 at 20:26
47
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get NSDate today, yesterday, this Week, last Week, this Month, last Month… variables
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Adapted from the Date and Time Programming Guide:
// Right now, you can remove the seconds into the day if you want
NSDate *today = [NSDate date];
// All intervals taken from Google
NSDate *yesterday = [today dateByAddingTimeInterval: -86400.0];...