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Why is there no xrange function in Python3?
...Some performance measurements, using timeit instead of trying to do it manually with time.
First, Apple 2.7.2 64-bit:
In [37]: %timeit collections.deque((x for x in xrange(10000000) if x%4 == 0), maxlen=0)
1 loops, best of 3: 1.05 s per loop
Now, python.org 3.3.0 64-bit:
In [83]: %timeit collec...
What is in your Mathematica tool bag? [closed]
We all know that Mathematica is great, but it also often lacks critical functionality. What kind of external packages / tools / resources do you use with Mathematica?
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How do I set up IntelliJ IDEA for Android applications?
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I've spent a day on trying to put all the pieces together, been in hundreds of sites and tutorials, but they all skip trivial steps.
So here's the full guide:
Download and install Java JDK (Choose the Java platform)
Download and install Android SDK (Inst...
What JSON library to use in Scala? [closed]
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Lift-json is at version 2.6 and it works really well (and is also very well supported, the maintainer is always ready to fix any bugs users may find.
You can find examples using it on the github repository
The maintainer (Joni Freeman) is always reachable on the Lift...
Application_Error not firing when customerrors = “On”
...the HandleErrorAttribute tells MVC to look for an Error view and it never calls the Application_Error() method. I couldn't find documentation of this but it is explained in this answer on programmers.stackexchange.com.
To get the ApplicationError() method called for every unhandled exception, simpl...
How to convert currentTimeMillis to a date in Java?
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Calendar objects are generally considered quite large, so should be avoided when possible. A Date object is going to be better assuming it has the functionality you need. "Date date=new Date(millis);" provided in the other answer by user AVD is going ...
How to access command line parameters?
...he command line. fn main() is only shown with an empty parameter list in all examples.
11 Answers
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How to avoid isset() and empty()
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For those interested, I have expanded this topic into a small article, which provides the below information in a somewhat better structured form: The Definitive Guide To PHP's isset And empty
IMHO you should think about not just making the app "E_NOTICE compatible", but restructu...
How can I add an ampersand for a value in a ASP.net/C# app config file value
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Well... that's pretty disappointing. I mean, that the ConfigurationManager does not automatically unescape these &xyl; characters when getting them from the config file.
– Efrain
Oct 27 '17 at 12:16
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What's “wrong” with C++ wchar_t and wstrings? What are some alternatives to wide characters?
...e wchar_t is a distinct type whose values can represent distinct codes for all members of the largest extended character set specified among the supported locales (22.3.1).
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