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How to return result of a SELECT inside a function in PostgreSQL?
I have this function in PostgreSQL, but I don't know how to return the result of the query:
2 Answers
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Is errno thread-safe?
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Yes, it is thread safe. On Linux, the global errno variable is thread-specific. POSIX requires that errno be threadsafe.
See http://www.unix.org/whitepapers/reentrant.html
In POSIX.1, errno is defined as an
external global variable. But this
definition ...
How to run a shell script in OS X by double-clicking?
... OS X, but when I double click on it, it opens in a text editor. How can I get it to run by double-clicking it?
8 Answers
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Get JSF managed bean by name in any Servlet related class
I'm trying to write a custom servlet (for AJAX/JSON) in which I would like to reference my @ManagedBeans by name. I'm hoping to map:
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Performance difference for control structures 'for' and 'foreach' in C#
Which code snippet will give better performance? The below code segments were written in C#.
9 Answers
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Java Generics Wildcarding With Multiple Classes
I want to have a Class object, but I want to force whatever class it represents to extend class A and implement interface B.
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How to remove all whitespace from a string?
So " xx yy 11 22 33 " will become "xxyy112233" . How can I achieve this?
9 Answers
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Strip spaces/tabs/newlines - python
I am trying to remove all spaces/tabs/newlines in python 2.7 on Linux.
7 Answers
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WPF User Control Parent
I have a user control that I load into a MainWindow at runtime. I cannot get a handle on the containing window from the UserControl .
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Why does C++ require a user-provided default constructor to default-construct a const object?
The C++ standard (section 8.5) says:
5 Answers
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