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Most underused data visualization [closed]

...really agree with the other posters: Tufte's books are fantastic and well worth reading. First, I would point you to a very nice tutorial on ggplot2 and ggobi from "Looking at Data" earlier this year. Beyond that I would just highlight one visualization from R, and two graphics packages (which a...
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Meaning of Open hashing and Closed hashing

... The use of "closed" vs. "open" reflects whether or not we are locked in to using a certain position or data structure (this is an extremely vague description, but hopefully the rest helps). For instance, the "open" in "open addressing" tells us the index (aka. address) at...
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What is a “translation unit” in C++

... From here: (wayback machine link) According to standard C++ (wayback machine link) : A translation unit is the basic unit of compilation in C++. It consists of the contents of a single source file, plus the contents of any header files directly or ind...
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How do you detect the clearing of a “search” HTML5 input?

...ybe others). Is there a way to detect when this X is clicked in Javascript or jQuery other than, say, detecting when the box is clicked at all or doing some sort of location click-detecting (x-position/y-position)? ...
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How to create streams from string in Node.Js?

I am using a library, ya-csv , that expects either a file or a stream as input, but I have a string. 11 Answers ...
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What is the appropriate HTTP status code response for a general unsuccessful request (not an error)?

...ful API that will process a number of user interactions, including placing orders using stored credit cards. 7 Answers ...
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Converting newline formatting from Mac to Windows

...ntinuation of a problem I had here . The issue seems to be with newline formatting in text files, but I can't find a tool to make the conversion... ...
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Share variables between files in Node.js?

... Global variables are almost never a good thing (maybe an exception or two out there...). In this case, it looks like you really just want to export your "name" variable. E.g., // module.js var name = "foobar"; // export it exports.name = name; Then, in main.js... //main.js // get a refe...
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What blocks Ruby, Python to get Javascript V8 speed? [closed]

..., highly-specialized, highly-experienced (and thus highly-paid) engineers working on it, that have decades of experience (I'm talking individually – collectively it's more like centuries) in creating high-performance execution engines for dynamic OO languages. They are basically the same people w...
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The key must be an application-specific resource id

... i still don't get the pattern. i want to set two tags corresponding to say a first and last name. where do i define the integer IDs for these? – Jeffrey Blattman May 26 '11 at 1:04 ...