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iOS: How to store username/password within an app?
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“Cannot connect to iTunes Store” in-app purchases
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How to get the number of days of difference between two dates on mysql?
...ATEDIFF function ?
Quoting the manual's page :
DATEDIFF() returns expr1 – expr2
expressed as a value in days from one
date to the other. expr1 and expr2
are date or date-and-time expressions.
Only the date parts of the values are
used in the calculation
In your case, you'd use :...
Converting from longitude\latitude to Cartesian coordinates
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answered Jul 26 '09 at 21:04
bn.bn.
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How does the “final” keyword in Java work? (I can still modify an object.)
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How do you send a HEAD HTTP request in Python 2?
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Vagrant's port forwarding not working [closed]
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answered May 13 '11 at 13:07
Steve LoshSteve Losh
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PostgreSQL create table if not exists
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This feature has been implemented in Postgres 9.1:
CREATE TABLE IF NOT EXISTS myschema.mytable (i integer);
For older versions, here is a function to work around it:
CREATE OR REPLACE FUNCTION create_mytable()
RETURNS void
LANGUAGE plpgsql AS
$func$
BEGIN
IF EXIS...
What is a build tool?
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What are build tools?
Build tools are programs that automate the creation of executable
appli...