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How do I get elapsed time in milliseconds in Ruby?
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add a to_i and you have it as an integer, eg: ((finish - start) * 1000.0).to_i
– Travis Reeder
Dec 8 '10 at 6:14
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is node.js' console.log asynchronous?
...mat.apply(this, arguments) + '\n');
};
So it simply does some formatting and writes to process.stdout, nothing asynchronous so far.
process.stdout is a getter defined on startup which is lazily initialized, I've added some comments to explain things:
.... code here...
process.__defineGetter__('s...
hash function for string
I'm working on hash table in C language and I'm testing hash function for string.
9 Answers
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Return from lambda forEach() in java
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Here filter restricts the stream to those items that match the predicate, and findFirst then returns an Optional with the first matching entry.
This looks less efficient than the for-loop approach, but in fact findFirst() can short-circuit - it doesn't generate the entire filtered stream and then ...
UITextField text change event
...e textFieldDidChange method you can examine the contents of the textField, and reload your table view as needed.
You could use that and put calculateAndUpdateTextFields as your selector.
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How to discard local changes in an SVN checkout?
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Just use the svn revert command, for example:
svn revert some_file.php
It is (as every other svn command) well documented in the svnbook resource or man page, or even with the svn help command.
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Android 4.3 menu item showAsAction=“always” ignored
I'm using the new v7 appcompat library available starting from Android 4.3 (API level 18).
12 Answers
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Use Font Awesome Icon As Favicon
... screenshot of something with the desired character, cut the part you want and save it as an image (.ico).
Seriously now, you may want to check the formats supported by each browser: http://en.wikipedia.org/wiki/Favicon#File_format_support
If your characters are image or vector files, you'll be ok...
File uploading with Express 4.0: req.files undefined
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The body-parser module only handles JSON and urlencoded form submissions, not multipart (which would be the case if you're uploading files).
For multipart, you'd need to use something like connect-busboy or multer or connect-multiparty (multiparty/formi...
How do I sort a dictionary by value?
... a dictionary of values read from two fields in a database: a string field and a numeric field. The string field is unique, so that is the key of the dictionary.
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