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How to randomize (shuffle) a JavaScript array?

...github.com/coolaj86/knuth-shuffle You can see a great visualization here (and the original post linked to this) function shuffle(array) { var currentIndex = array.length, temporaryValue, randomIndex; // While there remain elements to shuffle... while (0 !== currentIndex) { //...
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Creating a Pandas DataFrame from a Numpy array: How do I specify the index column and column headers

...g of a list of lists, representing a two-dimensional array with row labels and column names as shown below: 9 Answers ...
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What's an easy way to read random line from a file in Unix command line?

What's an easy way to read random line from a file in Unix command line? 13 Answers 13...
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SQLite UPSERT / UPDATE OR INSERT

...r in a single statement. Plus you get all the other features, improvements and bug fixes that usually come with a more recent release. share | improve this answer | follow ...
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Can PHP cURL retrieve response headers AND body in a single request?

Is there any way to get both headers and body for a cURL request using PHP? I found that this option: 13 Answers ...
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ggplot with 2 y axes on each side and different scales

I need to plot a bar chart showing counts and a line chart showing rate all in one chart, I can do both of them separately, but when I put them together, I scale of the first layer (i.e. the geom_bar ) is overlapped by the second layer (i.e. the geom_line ). ...
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Eclipse / Android : “Errors running builder 'Android Pre Compiler' on project…”

Attempting to do some work on an Android project I haven't worked on for a couple of months, yet every time I attempt to build the project Eclipse throws up a dialog saying: ...
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How do I pass a variable by reference?

...n seems unclear about whether parameters are passed by reference or value, and the following code produces the unchanged value 'Original' ...
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How do I pipe or redirect the output of curl -v?

... What information are you actually trying to extract, and what information do you want to throw away. I understood your question to mean that you want all of the output of -v directed to stdout. – SingleNegationElimination Mar 25 '11 at 13...
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Elegant way to check for missing packages and install them?

...de with coauthors these days. Many of them are novice/intermediate R users and don't realize that they have to install packages they don't already have. ...