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Permutations in JavaScript?

... + this.filter('fastest').map('name')); }) .run({async: true}); <script src="https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.4/lodash.min.js"></script> <script src="https://cdnjs.cloudflare.com/ajax/libs/platform/1.3.4/platform.min.js"></script> <script src=...
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How to append contents of multiple files into one file

...or filename matching, so perhaps the quotes messed things up a bit in your script? I always try working with things like this using ls in a shell. When I get the command right, I just cut-n-paste it into a script as is. You might also find the -x option useful in your scripts - it will echo the ex...
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How to escape double quotes in JSON

... \\\". This is because you're building your text string within an HTML <script> block, and the first double backslash inserts a single backslash into the string variable then the following backslash double quote inserts the double quote into the string so that the resulting script string conta...
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How to evaluate a math expression given in string form?

... With JDK1.6, you can use the built-in Javascript engine. import javax.script.ScriptEngineManager; import javax.script.ScriptEngine; import javax.script.ScriptException; public class Test { public static void main(String[] args) throws ScriptException { Script...
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No module named pkg_resources

...ls package. Per Matt M.'s comment and setuptools issue #581, the bootstrap script referred to below is no longer the recommended installation method. The bootstrap script instructions will remain below, in case it's still helpful to anyone. Legacy Answer I encountered the same ImportError today w...
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Write a program that will surely go into deadlock [closed]

...academic at times, and this SO question does have the word "surely" in the title, so what follows is a program that certainly deadlocks. Two Locker objects are created, each is given two locks and a CountDownLatch used to synchronize between the threads. Each Locker locks the first lock then counts ...
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Resolve absolute path from relative path and/or file name

Is there a way in a Windows batch script to return an absolute path from a value containing a filename and/or relative path? ...
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Why is JavaScript called JavaScript, since it has nothing to do with Java? [closed]

Since JavaScript is not derived from Java, why does it have "Java" in the name? 10 Answers ...
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How is the Linux kernel tested ?

...ting the Linux kernel. A lot a testing actually happen through, actually scripts, static code analysis tools, code reviews etc. which is very efficient in catching bugs, which would otherwise break something in the application. Sparse – An open-source tool designed to find faults in the Linux ...
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How to shrink/purge ibdata1 file in MySQL

... "query tool" for performing statistics in R, that is, everytime I run a R script, I create a new database (A), create a new table (B), import the data into B, submit a query to get what I need, and then I drop B and drop A. ...