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Maven and adding JARs to system scope
...option) specify the proper repository (if one exists) so it can be automatically downloaded by maven
In either case, remove the <systemPath> tag from the dependency
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Should accessing SharedPreferences be done off the UI Thread?
...areful of lifecycle transitions). You can use reflection to conditionally call apply() on GB+ and commit() on Froyo or below. I'll be doing a blogpost with sample code of how to do this.
Regarding loading, though...
once loaded, SharedPreferences are singletons and cached process-wide. so you...
How do I run all Python unit tests in a directory?
...nit test module is of the form test_*.py . I am attempting to make a file called all_test.py that will, you guessed it, run all files in the aforementioned test form and return the result. I have tried two methods so far; both have failed. I will show the two methods, and I hope someone out there...
Why rename synthesized properties in iOS with leading underscores? [duplicate]
... dealloc];
}
@end
This actually synthesizes an instance variable on Foo called _qux, which is accessed by getter and setter messages -qux and -setQux:.
I recommend against this: it's a little messy, but there's one good reason to use the underscore; namely, to protect against accidentally direct...
How do I use IValidatableObject?
... The problem with this solution is that now you depend on the caller for your object to be properly validated.
– cocogza
Feb 28 '17 at 22:06
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Renaming table in rails
...
You would typically do this sort of thing in a migration:
class RenameFoo < ActiveRecord::Migration
def self.up
rename_table :foo, :bar
end
def self.down
rename_table :bar, :foo
end
end
...
Does const mean thread-safe in C++11?
...te involved is necessary for a data race to occur. That means that you can call area from as many threads as you want and you will get correct results all the time.
Note that this doesn't mean that rect is thread-safe. In fact, its easy to see how if a call to area were to happen at the same time th...
Convert UTF-8 encoded NSData to NSString
...
You could call this method
+(id)stringWithUTF8String:(const char *)bytes.
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Why are C# 3.0 object initializer constructor parentheses optional?
... add no value so why require them?" and "to eliminate redundancy") are basically correct. To flesh that out a bit more:
The feature of allowing you to elide the argument list as part of the "larger feature" of object initializers met our bar for "sugary" features. Some points we considered:
the d...
Break parallel.foreach?
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@Hendrik Wiese: Docs say: Calling the Break method informs the for operation that iterations after the current one don't have to execute. However, all iterations before the current one will still have to be executed if they haven't already. and there ...