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Purpose of #!/usr/bin/python3
...ey would start with #!/usr/bin/python3 on the first line. I don't understand why we have this.
6 Answers
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Regular Expression For Duplicate Words
I'm a regular expression newbie, and I can't quite figure out how to write a single regular expression that would "match" any duplicate consecutive words such as:
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How to properly check if std::function is empty in C++11?
...td::function has a callable target stored in it. The check is well-defined and works because of std::function::operator bool which allows for implicit conversion to bool in contexts where boolean values are required (such as the conditional expression in an if statement).
Besides, the notion of an ...
How to “warm-up” Entity Framework? When does it get “cold”?
... Entity Framework at anytime?
You can go for a mix of pregenerated views and static compiled queries.
Static CompiledQuerys are good because they're quick and easy to write and help increase performance. However with EF5 it isn't necessary to compile all your queries since EF will auto-compile qu...
XML Validation with XSD in Visual Studio IDE
...menu View > Error List). This will show all inconsistencies between XML and XSD schema definitions.
Once all of that is in place, the Visual Studio XML editor should highlight problems with your XML in the editor using blue squigglies:
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Android - Set fragment id
...nsaction's add(int containerViewId, Fragment fragment, String tag) method and FragmentManager's findFragmentByTag(String) method.
In one of my apps, I was forced to generate strings dynamically. But it's not that expensive relative to the actual FragmentTransaction, anyway.
Another advantage to ...
Using app.configure in express
I found some code where they set up Express without using app.configure and I was wondering, what's the difference between using app.configure without an environment specifier and not using it?
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sed beginner: changing all occurrences in a folder
I need to do a regex find and replace on all the files in a folder (and its subfolders). What would be the linux shell command to do that?
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Remove Select arrow on IE
...ve the arrow, then i can add other icon..
i can do that for Firefox Safari and Chrome,
but this didn't work on IE9 .
3 Ans...
Check if any ancestor has a class using jQuery
Is there any way in jQuery to check if any parent, grand-parent, great-grand-parent has a class.
3 Answers
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