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Implementing two interfaces in a class with same method. Which interface method is overridden?
...e two methods have conflicting return types, then it will be a compilation error. This is the general rule of inheritance, method overriding, hiding, and declarations, and applies also to possible conflicts not only between 2 inherited interface methods, but also an interface and a super class metho...
Make elasticsearch only return certain fields?
...fields from there. May impact performance if returned data is relatively small to the size of a whole document.
– Zaar Hai
Aug 18 '13 at 10:19
...
How do I change the working directory in Python?
...If the exception is thrown, do not perform any recursive operations, especially destructive ones. They will operate on the old path and not the new one.
Return to your old directory when you're done. This can be done in an exception-safe manner by wrapping your chdir call in a context manager, lik...
How to disable the warning 'define' is not defined using JSHint and RequireJS
...es RequireJS AMD in my project. When i run jshint on my project, it throws error like
8 Answers
...
UICollectionView Set number of columns
...[self.myCollectionView.collectionViewLayout invalidateLayout];
}
Additionally, here are 2 really good tutorials on UICollectionViews:
http://www.raywenderlich.com/22324/beginning-uicollectionview-in-ios-6-part-12
http://skeuo.com/uicollectionview-custom-layout-tutorial
...
How to calculate date difference in JavaScript?
... x0 = new Date(d0);
var x1 = new Date(d1);
// Set to noon - avoid DST errors
x0.setHours(12,0,0);
x1.setHours(12,0,0);
// Round to remove daylight saving errors
return Math.round( (x1 - x0) / msPerDay );
}
This can be more concise:
/* Return number of days between d0 and d1.
*...
Using Razor, how do I render a Boolean to a JavaScript variable?
How do I render a Boolean to a JavaScript variable in a cshtml file?
6 Answers
6
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Using JSON.NET as the default JSON serializer in ASP.NET MVC 3 - is it possible?
...ttings
{
ReferenceLoopHandling = ReferenceLoopHandling.Error
};
}
public JsonSerializerSettings Settings { get; private set; }
public override void ExecuteResult(ControllerContext context)
{
if (context == null)
throw new ArgumentNull...
Is gcc 4.8 or earlier buggy about regular expressions?
..., it is not implemented.
That prototype <regex> code was added when all of GCC's C++0x support was highly experimental, tracking early C++0x drafts and being made available for people to experiment with. That allowed people to find problems and give feedback to the standard committee before t...
How can I find all of the distinct file extensions in a folder hierarchy?
... I am not getting this to work as an alias, I am getting awk: syntax error at source line 1 context is >>> !a[] <<< awk: bailing out at source line 1. What am I doing wrong? My alias is defined like this: alias file_ext="find . -type f -name '.' | awk -F. '!a[$NF]++{print ...