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How do you test to see if a double is equal to NaN?
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Ben SBen S
64.1k2929 gold badges162162 silver badges208208 bronze badges
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Cross field validation with Hibernate Validator (JSR 303)
...re to accomplish this validation? That seems like overkill for what a java based annotation should be able to accomplish. To my virgin eyes the solution by Nicko proposed above still seems cleaner both from a usability standpoint (his annotation is easy to read and quite functional vs. inelegant jav...
What's the foolproof way to tell which version(s) of .NET are installed on a production Windows Serv
...m the provided URL: Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.1; WOW64; Trident/6.0). Bu-ga-ga, so, what .NET Framework versions are installed? To achieve expected result need to switch IE to compatible mode.
– Mosc
Apr 4 '13 at 15:28
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UIWebView open links in Safari
...requests, no to the hostname parsing. A better approach would be to filter based on the URL scheme. On iOS 8.4 (simulator), I got "applewebdata" used as the scheme for anchor links, but that may vary with target version.
– MandisaW
Feb 29 '16 at 20:34
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Integer division: How do you produce a double?
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64
...which does an implicit cast before the multiplication
– Alice Purcell
Jun 1 '11 at 19:49
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Difference between subprocess.Popen and os.system
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Subprocess is based on popen2, and as such has a number of advantages - there's a full list in the PEP here, but some are:
using pipe in the shell
better newline support
better handling of exceptions
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How to delete a remote tag?
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Adam FrancoAdam Franco
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What are the drawbacks of Stackless Python? [closed]
...ython.
There are absolutely no plans for "significant changes to the code base". That quote and reference hyperlink from Arafangion's (see the comment) are from roughly 2000/2001. The structural changes have long been done, and it's what I mentioned above. Stackless as it is now is stable and matu...
Instance variables vs. class variables in Python
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globals
built-ins
For attribute access, the order is:
instance
class
base classes as determined by the MRO (method resolution order)
Both techniques work in an "inside-out" manner, meaning the most local objects are checked first, then outer layers are checked in succession.
In your example...
Package objects
...d by the package.
Not so with Scala 3, scheduled to be released mid-2020, based on Dotty, as in here:
Toplevel Definitions
All kinds of definitions can be written on the toplevel.
Package objects are no longer needed, will be phased out.
package p
type Labelled[T] = (String, T)
val a: Labelled...