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Redefining NULL
...ull pointer as a boolean must be false. This can be a bit awkward if you really do want a zero address, and NULL is not the zero address.
Nevertheless, with (heavy) modifications to the compiler and standard library, it's not impossible to have NULL be represented with an alternate bit pattern whil...
How do I reset the scale/zoom of a web app on an orientation change on the iPhone?
... the landscape mode I have to double tap on something twice, first to zoom all the way in (the normal double tap behavior) and again to zoom all the way out (again, the normal double tap behavior). When it zooms out, it zooms out to the correct NEW scale for landscape mode.
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JSR-303 @Valid annotation not working for list of child objects
...e Bean Validator to delve to the type of its applied property and validate all constraints found there. Answer with code to your question, the validator, when seeing a @Valid constraint on addresses property, will explore the AddressForm class and validate all JSR 303 constraints found inside, as fo...
ASP.NET web.config: configSource vs. file attributes
...).aspx
Using the Configuration.AppSettings.Settings.Add API will result in all settings being merged back into the main .config on a Configuration.Save call.
since .NET 1.1
Exception is not thrown if file does not exist.
configSource attribute
can apply to most sections of a configuration file, ...
Pinging servers in Python
...on 2 and Python 3
EDITS:
By @radato os.system was replaced by subprocess.call. This avoids shell injection vulnerability in cases where your hostname string might not be validated.
import platform # For getting the operating system name
import subprocess # For executing a shell command
def pi...
parseInt vs unary plus, when to use which?
...uld be explained here. It's bitwise equivalent of Math.floor(), which basically chops off the decimal part.
– Joseph
Jun 14 '13 at 11:01
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Comparing arrays in JUnit assertions, concise built-in way?
...dResult, result );
If this method is not available, you may have accidentally imported the Assert class from junit.framework.
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Difference between setUp() and setUpBeforeClass()
....
So let's assume you had three tests in your class, the order of method calls would be:
setUpBeforeClass()
(Test class first instance constructed and the following methods called on it)
setUp()
test1()
tearDown()
(Test class second instance constructed and the following methods ...
How do I convert a Java 8 IntStream to a List?
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@skiwi I mean, that all the other answers are unneeded after this one as they would be not so natural.
– Dmitry Ginzburg
May 15 '14 at 9:56
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Any way to modify Jasmine spies based on arguments?
I have a function I'd like to test which calls an external API method twice, using different parameters. I'd like to mock this external API out with a Jasmine spy, and return different things based on the parameters. Is there any way to do this in Jasmine? The best I can come up with is a hack using...