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Proper way to use **kwargs in Python
...implement that in Python 2.
The idiom is so important that in Python 3 it now has special supporting syntax: every argument after a single * in the def signature is keyword-only, that is, cannot be passed as a positional argument, but only as a named one. So in Python 3 you could code the above as:...
Advantages of std::for_each over for loop
...);
}
This kind of syntax has been available in Java and C# for some time now, and actually there are way more foreach loops than classical for loops in every recent Java or C# code I saw.
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Loading custom configuration files
I know I can open config files that are related to an assembly with the static ConfigurationManager.OpenExe(exePath) method but I just want to open a config that is not related to an assembly. Just a standard .NET config file.
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Entity Framework 6 Code first Default value
...SET", and NOT the defaultValue as this defaultValue: System.DateTimeOffset.Now, will resolve to a string of the current system datetimeoffset value.
– OzBob
Apr 15 '16 at 6:53
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How to convert a factor to integer\numeric without loss of information?
...I have an warning msg: Warning message:NAs introduced by coercion. Do you know where the problem could be? thank you !
– maycca
Apr 13 '16 at 21:23
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How to get the parents of a Python class?
...'object'>)
>>>
There you have it. The "best" answer right now, has 182 votes (as I am typing this) but this is SO much simpler than some convoluted for loop, looking into bases one class at a time, not to mention when a class extends TWO or more parent classes. Importing and using ...
How can I parse a string with a comma thousand separator to a number?
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Yeah, but now the decimal places are lost. 2300.00 results in 2300 for example.
– user1540714
Jul 26 '12 at 9:18
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Is there a way to simulate the C++ 'friend' concept in Java?
...real so that the runtime will throw a NullPointerException if it is null.
Now boys :
package montague;
import capulet.Juliet;
public class Romeo {
public static final class Love { private Love() {} }
private static final Love love = new Love();
public static void cuddleJuliet() {
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Restart/undo conflict resolution in a single file
...instead of the two merge points being named "head" and {REVISION}, they're now called "ours" and "theirs".
– TGP1994
Jun 13 '16 at 20:26
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Passing Data between View Controllers
...elf didFinishEnteringItem:itemToPassBack];
That's it for ViewControllerB. Now in ViewControllerA.h, tell ViewControllerA to import ViewControllerB and conform to its protocol.
#import "ViewControllerB.h"
@interface ViewControllerA : UIViewController <ViewControllerBDelegate>
In ViewControl...