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Traits vs. interfaces
...a base class is overridden by a member inserted by a Trait. The precedence order is that members from the current class override Trait methods, which in return override inherited methods.
So - consider the following scenario:
class BaseClass {
function SomeMethod() { /* Do stuff here */ }
}
...
What are the Web.Debug.config and Web.Release.Config files for?
... SP):
Web.Config
No connectionStrings section
Full Membership User/Role/etc. Provider configuration using connectionStringName="test"
Web.Release.Config
No membership configuration (already specified in main web.config)
connectionStrings section including the CS named "test"
Web.Debug.Confi...
In C#, what happens when you call an extension method on a null object?
...
{
if(obj == null) throw new ArgumentNullException(parameterName);
}
etc
Fundamentally, calls to static calls are very literal - i.e.
string s = ...
if(s.IsNullOrEmpty()) {...}
becomes:
string s = ...
if(YourExtensionClass.IsNullOrEmpty(s)) {...}
where there is obviously no null check.
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How to write to Console.Out during execution of an MSTest test
...g debug information anywhere we can think it might help, crawling the logs etc, but we have not been able to reproduce or figure it out.
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How to use if-else option in JSTL
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Highly active question. Earn 10 reputation in order to answer this question. The reputation requirement helps protect this question from spam and non-answer activity.
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Javascript equivalent of Python's zip function
... iterable (e.g. in Python you can use zip on strings, ranges, map objects, etc.), you could define the following:
function iterView(iterable) {
// returns an array equivalent to the iterable
}
However if you write zip in the following way, even that won't be necessary:
function zip(arrays) {...
MySQL table is marked as crashed and last (automatic?) repair failed
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search for it with this command grep -r datadir /etc/mysql/. Should be /var/lib/mysql under debian and ubuntu.
– ThorstenS
Feb 10 '16 at 6:30
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How can I use Spring Security without sessions?
...ntainer will append ";jsessionid=..." to requests for images, stylesheets, etc, because Tomcat doesn't like to be stateless, and Spring Security will then block these assets on the first load because "the URL contained a potentially malicious String ';'".
– workerjoe
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How do you find all subclasses of a given class in Java?
...onstantly compiling your classes, knows about everything on the classpath, etc).
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Python loop that also accesses previous and next values
...st (because it doesn't copy the list), and with any iterable (files, sets, etc). This way you can just iterate over the sequence, and have the previous and next items available inside the loop. No need to search again for the item in the sequence.
A short explanation of the code:
tee is used to e...