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Reference — What does this symbol mean in PHP?
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Any idea what the double underscore function is? __(). It is used in WordPress. I cannot find a definition for it anywhere. Example of its use: core.trac.wordpress.org/browser/tags/5.4/src/wp-admin/includes/…. It seems that ...
Data structure for loaded dice?
...er 3 (PDF) of "Non-Uniform Random Variate Generation" by Luc Devroye.
The idea is to take your array of probabilities pk and produce three new n-element arrays, qk, ak, and bk. Each qk is a probability between 0 and 1, and each ak and bk is an integer between 1 and n.
We generate random numbers b...
Pointer to pointer clarification
...le where location was 1,2,3,4,5 and value was A,1,B,C,3, the corresponding idea of pointers could be explained easily without the use of arrows, which are inherently confusing. With whatever implementation one chooses, a value exists at some location, and this is piece of the puzzle that becomes obf...
MySQL JOIN the most recent row only?
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You have no idea how much this has helped me :) Thank you master
– node_man
Oct 4 '18 at 19:05
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Resize image in PHP
...atically resizes any image uploaded via a form to 147x147px, but I have no idea how to go about it (I'm a relative PHP novice).
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What is a serialVersionUID and why should I use it?
...pse warns that you have not set an serialVersionUID, which would be a good idea (if you wan't to serialize the class) to avoid the problems that JonSkeet's post outlines.
– zpon
Oct 8 '14 at 11:48
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Browser statistics on JavaScript disabled [closed]
...anything but the corporate intranet anyway!
Time to get off this dumb old idea you need to have a non-javascript option for everything on your website, it really is an outdated concept.
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Alternatives to JavaScript
...h I am unaware of):
Spider appeared in 2016. It claims to take the best ideas of Go, Swift, Python, C# and CoffeeScript. It isn't typesafe, but it does have some minor safety features.
Elm: Haskell may be the smartest language of them all, and Elm is a variant of Haskell for Javascript. It is h...
Servlet for serving static content
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I think it's bad idea use *.sth. If somebody will get url example.com/index.jsp?g=.sth he will get the source of jsp file. Or I'm wrong? (I'm new in Java EE) I usually use url pattern /css/* and etc.
– SemperPeritus
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How to expire session due to inactivity in Django?
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Here's an idea... Expire the session on browser close with the SESSION_EXPIRE_AT_BROWSER_CLOSE setting. Then set a timestamp in the session on every request like so.
request.session['last_activity'] = datetime.now()
and add a middle...