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Store query result in a variable using in PL/pgSQL
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I think you're looking for SELECT INTO:
select test_table.name into name from test_table where id = x;
That will pull the name from test_table where id is your function's argument and leave it in the name variable. Don't leave out the table name prefix on ...
Mechanisms for tracking DB schema changes [closed]
...a database-specific flavour of SQL. Your Ruby migration code ends up being converted into the DDL specific to your current database; this makes switching database platforms very easy.
For every change you make to the database, you write a new migration. Migrations typically have two methods: an "u...
jQuery selector for the label of a checkbox
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Use .text() to convert object to string: alert($("label[for='comedyclubs']").text());
– Loren
Dec 12 '12 at 18:56
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How to load program reading stdin and taking parameters in gdb?
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I figured it out. For some reason I typed void main(int argc, char *argv[]) instead of "int main..." and it slipped my eye. Anyways everything works fine now; thanks for your help!
– vinc456
Jan 18 '09 at 19:04
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How to negate the whole regex?
...d Lookbehind Zero-Width Assertions
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See also
How do I convert CamelCase into human-readable names in Java?
Regex for all strings not containing a string?
A regex to match a substring that isn’t followed by a certain other substring.
More examples
These are attempts to come ...
WinDbg基础资料（日本語） - IT优秀资料 - 清泛网 - 专注C/C++及内核技术
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「~* g」のコマンドで引き続き実行させると、「Breakpoint 0 hit」のメッセージが表示される
「~* k」のコマンドでCall Stack取得
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Tip09:.NETのC...
How do you declare an interface in C++?
How do I setup a class that represents an interface? Is this just an abstract base class?
15 Answers
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What is the proper way to check if a string is empty in Perl?
...== and != operators are numeric comparison operators. They will attempt to convert both operands to integers before comparing them.
See the perlop man page for more information.
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Difference between Inheritance and Composition
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Interesting. Why not just create a new class java.util.Stack2 that uses composition?
– qed
Nov 7 '14 at 13:37
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How to combine two or more querysets in a Django view?
...ne, since itertools is implemented in C. It also consumes less memory than converting each queryset into a list before concatenating.
Now it's possible to sort the resulting list e.g. by date (as requested in hasen j's comment to another answer). The sorted() function conveniently accepts a generat...