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PostgreSQL create table if not exists
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288
This feature has been implemented in Postgres 9.1:
CREATE TABLE IF NOT EXISTS myschema.mytable ...
Why are Where and Select outperforming just Select?
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8 Answers
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Active
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Best implementation for hashCode method for a collection
...e good implementation was proposed in Josh Bloch's Effective Java in Item 8 (second edition). The best thing is to look it up there because the author explains there why the approach is good.
A short version
Create a int result and assign a non-zero value.
For every field f tested in the equals(...
Why does changing the returned variable in a finally block not change the return value?
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168
The try block completes with the execution of the return statement and the value of s at the tim...
Rails Object to hash
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edited Jul 28 at 17:58
David Moles
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Why does Stream not implement Iterable?
In Java 8 we have the class Stream<T> , which curiously have a method
9 Answers
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How to create JSON string in C#
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edited Jul 8 '09 at 20:55
Dan Esparza
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SQL - Query to get server's IP address
...you the IP Address;
This will work for a remote client request to SQL 2008 and newer.
If you have Shared Memory connections allowed, then running above on the server itself will give you
"Shared Memory" as the value for 'net_transport', and
NULL for 'local_net_address', and
'<local mac...
Simple way to encode a string according to a password?
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answered Mar 22 '10 at 8:11
smehmoodsmehmood
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