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How to make the first option of selected with jQuery

... answered Sep 12 '09 at 4:31 David AndresDavid Andres 28.8k77 gold badges4141 silver badges3535 bronze badges ...
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What is the most effective way for float and double comparison?

...the same epsilon for lines measured in inches and lines measured in mils (.001 inch). That is a==b but 1000a!=1000b. (This is why AlmostEqual2sComplement asks for the epsilon or max ULPS). The use of the same epsilon for both the cosine of angles and the length of lines! Using such a compare functio...
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How can I enable or disable the GPS programmatically on Android?

...pp. – Edward Falk Nov 15 '12 at 22:30 1 Working fine in Android 2.3.6 but not working android 4.0...
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How to kill all processes matching a name?

...hich means, for example, if we see these lines in ps aux: apache 24268 0.0 2.6 388152 27116 ? S Jun13 0:10 /usr/sbin/httpd apache 24272 0.0 2.6 387944 27104 ? S Jun13 0:09 /usr/sbin/httpd apache 24319 0.0 2.6 387884 27316 ? S Jun15 0:04 /usr/sbin/http...
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How to understand Locality Sensitive Hashing?

... the below slide: http://www.cs.jhu.edu/%7Evandurme/papers/VanDurmeLallACL10-slides.pdf . The example in the slide helps me a lot in understanding the hashing for cosine similarity. I borrow two slides from Benjamin Van Durme & Ashwin Lall, ACL2010 and try to explain the intuitions of LSH Famil...
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Better way to set distance between flexbox items

To set the minimal distance between flexbox items I'm using margin: 0 5px on .item and margin: 0 -5px on container. For me it seems like a hack, but I can't find any better way to do this. ...
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iOS application: how to clear notifications?

...purposed [[UIApplication sharedApplication] setApplicationIconBadgeNumber: 0]; to clear said notifications. It might seem a bit weird, and Apple might provide a more intuitive way to do this in the future, but for the time being it's the official way. Myself, I use this snippet: [[UIApplication sh...
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How to get item's position in a list?

... 3, 1, 2, 1, 6] >>> [i for i,x in enumerate(testlist) if x == 1] [0, 5, 7] Update: Okay, you want a generator expression, we'll have a generator expression. Here's the list comprehension again, in a for loop: >>> for i in [i for i,x in enumerate(testlist) if x == 1]: ... p...
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How to get a complete list of ticker symbols from Yahoo Finance? [closed]

...;IDSearchResult> resp3 = dl2.Download(index); int i = 0; foreach (var item in resp3.Result.Items) { writeStream.WriteLine(item.ID + "|" + item.ISIN + "|" + item.Name + "|" + item.Exchange + "|" + item.Type + "|" + item.Industry...
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How can I make a TextArea 100% width without overflowing when padding is present in CSS?

... answered Nov 11 '10 at 15:58 Piet BijlPiet Bijl 6,99422 gold badges1313 silver badges1010 bronze badges ...