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How do Trigonometric functions work?
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edited Dec 5 '08 at 21:09
answered Dec 5 '08 at 20:59
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Is there a quick way to delete a file from a Jar / war without having to extract the jar and recreat
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zip -d file.jar unwanted_file.txt
jar is just a zip file after all. Definitely much faster t...
Checking user's homepage in Internet Explorer
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T.J. CrowderT.J. Crowder
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What is Cache-Control: private?
...include a Last-Modified date in the response:
Last-Modified: Tue, 16 Oct 2012 03:13:38 GMT
Because the browser knows the date the file was modified, it can perform a conditional request. It will ask the server for the file, but instruct the server to only send the file if it has been modified si...
Rails: confused about syntax for passing locals to partials
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The short answer is the render method looks at the first argument you pass in. If you pass in a ...
jQuery lose focus event
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Use blur event to call your function when element loses focus :
$('#filter').blur(function() ...
Can't choose class as main class in IntelliJ
...e end. ty.
– C. E.
Feb 19 '14 at 19:22
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ReactJS: Modeling Bi-Directional Infinite Scrolling
...ined across renders. There are two strategies: (1) have only n keys (0, 1, 2, ... n) where n is the maximum number of elements you can display and use their position modulo n. (2) have a different key per element. If all the elements share a similar structure it's good to use (1) to reuse their DOM ...
How can I remove a pytz timezone from a datetime object?
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To remove a timezone (tzinfo) from a datetime object:
# dt_tz is a datetime.datetime object
d...
How do I (or can I) SELECT DISTINCT on multiple columns?
I need to retrieve all rows from a table where 2 columns combined are all different. So I want all the sales that do not have any other sales that happened on the same day for the same price. The sales that are unique based on day and price will get updated to an active status.
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