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How do I create a SHA1 hash in ruby?
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FYI: Digest is part of the Ruby Standard Library (ruby-doc.org/stdlib-1.9.2/libdoc/digest/rdoc/index.html). It includes implementations for SHA1, SHA2, MD5 and others hash algorithms.
– jwfearn
Jun 11 '12 at 18:07
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How do you run a single query through mysql from the command line?
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@tinybyte Assuming Linux: Insinde doublequotes the asterisk * gets expanded to all files in the current directory, while this expansion does not happen in singlequotes, thats the reason why. Doublequotes will work for quesries without the *.
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How do I write JSON data to a file?
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Do you mean json.dump or json.dumps?
– TerminalDilettante
Aug 13 '15 at 14:46
161
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Ajax success event not working
...uch, it fails. You can catch the error with error: callback function.
You don't seem to need JSON in that function anyways, so you can also take out the dataType: 'json' row.
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Python unittest - opposite of assertRaises?
...aised.
If you say nothing else, that's assumed in every single test.
You don't have to actually write an any assertion for that.
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Xcode debugging - displaying images
...n object variable through a graphical rendering, displayed in a popover window either in the debugger variables view or in place in your source code.
This chapter describes how you implement a Quick Look method for your custom class types so that object variables of those types can also be rendered ...
How do I check if a SQL Server text column is empty?
...he actual question, but just a remark for people that only read the title, don't forget to add OR mytextfield IS NULL when your column can be NULL
– Daan
Aug 27 '15 at 9:50
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In Java, how do I parse XML as a String instead of a file?
...ve this function in my code base, this should work for you.
public static Document loadXMLFromString(String xml) throws Exception
{
DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
DocumentBuilder builder = factory.newDocumentBuilder();
InputSource is = new InputSo...
How to configure Eclipse build path to use Maven dependencies?
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m2eclipse doesn't do this by default if you import a project created with mvn eclipse:eclipse, so this always seems to trip people up.
– matt b
Jan 10 '10 at 14:20
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a href link for entire div in HTML/CSS
...incorrect, but it will work.
<div style="cursor: pointer;" onclick="window.location='http://google.com';">
Hello world
</div>
which is semantically correct but it involves using JS.
<a href="http://google.com">
<span style="display: block;">
Hello world
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