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How do I trim whitespace?

...er will merge the words and you'll no longer be able to use .split(" ") to tokenize. – user3467349 Feb 13 '15 at 19:20 ...
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Using OpenSSL what does “unable to write 'random state'” mean?

... Yes, if you run from php web server, the user is www-data, and you should add "export" before every openssl: shell_exec('export RANDFILE=".rnd";openssl ecparam -genkey -name secp256k1')) – diyism Jun 21 '13...
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How do I convert an object to an array?

...es with nested objects. in your case you have to do something like; <?php print_r(get_object_vars($response->response->docs)); ?> share | improve this answer | ...
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How do you clear a slice in Go?

...o reuse the slice (and the underlying array storage) so I'm not constantly allocating a new slice (with array). I've edited my question to clarify and to show some example code from the standard library. – Chris Weber Jun 7 '13 at 15:19 ...
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How to execute mongo commands through shell scripts?

...o\"},{$set:{\"this\":\"that\"}});" > E QUERY SyntaxError: Unexpected token : share | improve this answer | follow | ...
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Only get hash value using md5sum (without filename)

...oo | md5sum)) doesn't work? Errors out bash: syntax error near unexpected token $(echo -n foo | md5sum)' – lkraav Aug 26 '15 at 4:42 ...
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C++ valarray vs. vector

...ided to use std::vector while paying close attention to things like memory allocation and temporary object creation. Both std::vector and std::valarray store the data in a contiguous block. However, they access that data using different patterns, and more importantly, the API for std::valarray e...
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What is the correct syntax for 'else if'?

...elif long before Python AFAICT. Obviously, in that context having a single-token directive is valuable, since parsing #else if <code> vs. #else <code that could theoretically even be an if statement> would've complicated a syntax that was intended to be bog-simple. –...
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How do I get currency exchange rates via an API such as Google Finance? [closed]

... "USDIDR", "USDILS", "USDINR", "USDKRW", "USDMXN", "USDMYR", "USDNZD", "USDPHP", "USDSGD", "USDTHB", "USDZAR", "USDISK")&env=store://datatables.org/alltableswithkeys][1] Here is the YQL query builder, where you can test a query and copy the url: (NO LONGER AVAILABLE) http://developer.yahoo.com/y...
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How can I get the sha1 hash of a string in node.js?

...hing the UTF-8 representation of the string. Other languages (like Python, PHP or PERL...) are hashing the byte string. We can add binary argument to use the byte string. const crypto = require("crypto"); function sha1(data) { return crypto.createHash("sha1").update(data, "binary").digest("hex...