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Set scroll position

...'m trying to set the scroll position on a page so the scroller is scrolled all the way to the top. 4 Answers ...
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Real world use of JMS/message queues? [closed]

...MS (ActiveMQ is a JMS broker implementation) can be used as a mechanism to allow asynchronous request processing. You may wish to do this because the request take a long time to complete or because several parties may be interested in the actual request. Another reason for using it is to allow mul...
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Clean up a fork and restart it from the upstream

...?") Be aware that you can lose changes done on the master branch (both locally, because of the reset --hard, and on the remote side, because of the push --force). An alternative would be, if you want to preserve your commits on master, to replay those commits on top of the current upstream/master....
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Database design for audit logging

...a of what the old record looked like. So for example, if you had a table called Opportunities to track sales deals, you would actually create two separate tables: Opportunities Opportunities_Content (or something like that) The Opportunities table would have information you'd use to uniquely iden...
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Generate an integer that is not among four billion given ones

...many numbers there are in the input file with any given 16-bit prefix, for all possible 16-bit prefixes in one pass through the input file. At least one of the buckets will have be hit less than 216 times. Do a second pass to find of which of the possible numbers in that bucket are used already. If...
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How can I get a view's current width and height when using autolayout constraints?

...our existing constraints, the answer is not to inspect the constraints manually, since that would require you to re-implement the entire constraint-solving logic of the auto layout system in order to interpret those constraints. Instead, what you should do is just ask auto layout to update that layo...
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XPath contains(text(),'some string') doesn't work when used with node with more than one Text subnod

I have a small problem with Xpath contains with dom4j ... 6 Answers 6 ...
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Apply CSS Style to child elements

...iv.test th, td, caption {padding:40px 100px 40px 50px;}" applies a rule to all th elements which are contained by a div element with a class named test, in addition to all td elements and all caption elements. It is not the same as "all td, th and caption elements which are contained by a div eleme...
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How to calculate date difference in JavaScript?

... 24 hours, and any 'variation' in that due to Daylight Savings Time is actually a switch of timezones. If you don't distinguish between timezones already, trying to figure out a time difference is going to put you in a world of hurt, not least because the DST switchover 'repeats' time. Stay in one t...
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Explain Python entry points?

...n on egg entry points in Pylons and on the Peak pages, and I still don't really understand. Could someone explain them to me? ...