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Different results with Java's digest versus external utilities
...ed Java 6.0.29 and Java 7.0.03 . Can someone tell me why I am getting different hash values from Java versus (many!) external utilities and/or websites? Everything external matches with each other, only Java is returning different results.
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View the change history of a file using Git versioning
...more options - it can actually do a lot of nice things :) To get just the diff for a specific commit you can
git show HEAD
or any other revision by identifier. Or use
gitk
to browse the changes visually.
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How to use my view helpers in my ActionMailer views?
...end
end
(be sure to set config.action_mailer.default_url_options.)
(and if you use url_for, be sure to pass in :only_path => false)
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How do I horizontally center a span element inside a div
... margin: 10px 10px 0 0;
padding: 5px 10px
}
http://jsfiddle.net/Adrift/cePe3/
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What is a user agent stylesheet?
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What are the target browsers? Different browsers set different default CSS rules. Try including a CSS reset, such as the meyerweb CSS reset or normalize.css, to remove those defaults. Google "CSS reset vs normalize" to see the differences.
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IntelliJ IDEA 13 uses Java 1.5 despite setting to 1.7
Despite specifying JDK 1.7 in all project settings (including in File -> Project Structure -> Project :: Project SDK ), the following error is produced by IntelliJ 13 when trying to compile some simple Java 7 code which does use the diamond operator:
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Set EditText cursor color
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Although if you target >3.2 in your manifest you can use it and it will be ignored for lower versions
– Blundell
Aug 8 '12 at 8:07
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nginx: [emerg] could not build the server_names_hash, you should increase server_names_hash_bucket_s
...e increased to the next power of two. So in your case it should become 64.
If you still get the same error, try increasing to 128 and further.
Reference: http://nginx.org/en/docs/http/server_names.html#optimization
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Is it possible to deserialize XML into List?
... for sure that it would have emitted a <user> or <Items> node (if you did not have the XmlElement attribute), and then add <user> nodes under that. But I tried it and it did not, thus emitting exactly what the question wanted.
– Jon Kragh
Jul...
How do I do top 1 in Oracle?
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If you want just a first selected row, you can:
select fname from MyTbl where rownum = 1
You can also use analytic functions to order and take the top x:
select max(fname) over (rank() order by some_factor) from MyTbl
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