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Counting the number of elements with the values of x in a vector
...lue (the label, x in your example) and a length, which represents how many times that value appeared in sequence.
By combining rle with sort, you have an extremely fast way to count the number of times any value appeared. This can be helpful with more complex problems.
Example:
> numbers <-...
What is a Portable Class Library?
...ense summary of how it all hangs together from Intellisense through to run time in a blog post by Simon Cooper
Video: Channel 9 Visual Studio Toolbox show episode 14 June 2012
Video: Channel 9 Going Deep Show episode 27 Sep 2011
UPDATE Sep 11 2012: Good high level blog post with pictures, dia...
Asynchronously load images with jQuery
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what to do with the timeout and 404?
– Arief
Nov 26 '10 at 11:56
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How to force Selenium WebDriver to click on element which is not currently visible?
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Sometimes this means there are multiple elements on a page that have the same property you're trying to search by and you're "talking to the wrong one".
If your element can't be uniquely identified by :id or :name (or :class), i...
Total width of element (including padding and border) in jQuery
...wer was written prior to jQuery 1.3, and the functions that existed at the time where not adequate by themselves to calculate the whole width.
Now, as J-P correctly states, jQuery has the functions outerWidth and outerHeight which include the border and padding by default, and also the margin if th...
How To Auto-Format / Indent XML/HTML in Notepad++
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It's been the third time that I install Windows and npp and after some time I realize the tidy function no longer work. So I google for a solution, come to this thread, then with the help of few more so threads I finally fix it. I'll put a summa...
How can I force a long string without any blank to be wrapped?
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Thanks for this solution. Was having a hard time getting something like this to work inside a table, and this solution is the only one that I found works in IE, Firefox and Chrome.
– Farinha
Feb 8 '12 at 16:24
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Map a network drive to be used by a service
Suppose some Windows service uses code that wants mapped network drives and no UNC paths. How can I make the drive mapping available to the service's session when the service is started? Logging in as the service user and creating a persistent mapping will not establish the mapping in the context of...
Where is body in a nodejs http.get response?
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"data" event might be called multiple times and you will get the content piece by piece. Example does not show how to glue them together.
– Andrej
Jul 5 '15 at 0:45
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What are all the valid self-closing elements in XHTML (as implemented by the major browsers)?
What are all the valid self-closing elements (e.g. ) in XHTML (as implemented by the major browsers)?
13 Answers
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