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How do you make a web application in Clojure? [closed]
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There's also "Noir" (http://www.webnoir.org/), which is a new Clojure web framework (so new the docs aren't there yet). Coming from Django/Rails, I dig the simple, straightforward syntax and it's pretty lean.
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Simple way to transpose columns and rows in SQL?
... solutions (including some actual T-SQL exmaples) in this article:
https://www.sqlshack.com/multiple-options-to-transposing-rows-into-columns/
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Conditional Variable vs Semaphore
...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...
Mutable vs immutable objects
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Check this blog post: http://www.yegor256.com/2014/06/09/objects-should-be-immutable.html. It explains why immutable objects are better than mutable. In short:
immutable objects are simpler to construct, test, and use
truly immutable objects are always...
How to find what code is run by a button or element in Chrome using Developer Tools
...lp you write and visualize them such as http://buildregex.com/ and https://www.debuggex.com/
You can also use the context menu when working in the Sources panel. When viewing a file, you can right-click in the editor and choose Blackbox Script. This will add the file to the list in the Settings pa...
How do I Sort a Multidimensional Array in PHP [duplicate]
...0;
};
usort($array, $func);
return $array;
}
Try it here: http://www.exorithm.com/algorithm/view/sort_multi_array
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How to implement the activity stream in a social network
...d party service used via an API. I started one called Collabinate (http://www.collabinate.com) that has a graph database backend and some fairly sophisticated algorithms for handling large amounts of data in a highly concurrent, high performance manner. While it does not have the breadth of functi...
HTML: Include, or exclude, optional closing tags?
...ML 5 do?
The answer to this question is in the W3C Working Draft:
http://www.w3.org/TR/html5/syntax.html#syntax-tag-omission
And what should i do?
It's a matter of style. I try to never omit end tags because it helps me to be rigorous and not omit tags that are necessary.
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Evil Mode best practice? [closed]
... other 2 stroke combination), the best way is to copy the text from http://www.emacswiki.org/emacs/download/key-chord.el and paste it into your ~/.emacs.d/key-chord.el . Then add the following to your .emacs:
;load a file named key-chord.el from some directory in the load-path (e.g. "~/.emacs.d")
(...
What is the global interpreter lock (GIL) in CPython?
...Python has a construct called the Global Interpreter Lock (GIL).
https://www.youtube.com/watch?v=ph374fJqFPE
The GIL makes sure that only one of your 'threads' can execute at any one time. A thread acquires the GIL, does a little work, then passes the GIL onto the next thread. This happens very q...