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Is there a timeout for idle PostgreSQL connections?
... have a buggy application that leaks connections anyway; I very strongly recommend configuring PgBouncer.
A TCP keepalive won't do the job here, because the app is still connected and alive, it just shouldn't be.
In PostgreSQL 9.2 and above, you can use the new state_change timestamp column and th...
jQuery .on('change', function() {} not triggering for dynamically created inputs
... document.
Read this article for better understanding: http://elijahmanor.com/differences-between-jquery-bind-vs-live-vs-delegate-vs-on/
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C++ performance vs. Java/C#
... because of this intermediate step, however I've been told that the latest compilers ("hot spot") can attain this speed or even exceed it.
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How do I compile a Visual Studio project from the command-line?
I'm scripting the checkout, build, distribution, test, and commit cycle for a large C++ solution that is using Monotone , CMake , Visual Studio Express 2008, and custom tests.
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How to add to an existing hash in Ruby
...e new hashes from arrays
Hash[[[:a, "a"]]]
# => {:a=>"a"}
When it comes to "inserting" things into a Hash you may do it one at a time, or use the merge method to combine hashes:
{ :a => 'a' }.merge(:b => 'b')
# {:a=>'a',:b=>'b'}
Note that this does not alter the original hash...
How do you overcome the HTML form nesting limitation?
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Using the Swift if let with logical AND operator &&
...success!")
}
For those now using Swift 3, "where" has been replaced by a comma. The equivalent would therefore be:
if let w = width as? Int, w < 500
{
println("success!")
}
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Intellij IDEA: Hotkey for “scroll from source”
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