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How does StartCoroutine / yield return pattern really work in Unity?
...te the "really famous article about coroutines" which was on that "expert" site SO had for awhile, but then closed.) It's completely trivial to understand that coroutines are just an IEnumerator (what else could they be? it's just a return that happens over and over.) I fully explain the whole thi...
How does the “this” keyword work?
...it is correctly (and incorrectly) used in JavaScript on the Stack Overflow site.
22 Answers
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Regular expression to match non-ASCII characters?
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@rjanjic, can you site any sources for this? I would love to see how this regex came together.
– radiovisual
Jan 2 '16 at 14:14
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Is there a use-case for singletons with database access in PHP?
...using PHP PDO
Would singleton be a good design pattern for a microblogging site?
Modifying a class to encapsulate instead of inherit
How to access an object from another class?
Why Singletons have no use in PHP
The Clean Code Talks - Singletons and Global State
If, after the above, you still need ...
Comparison between Corona, Phonegap, Titanium
...r Titanium and "native bits", I guess my mistake was reading this on their site - right on the front page for Appcelerator: "they run great because we compile Titanium to native code for peak performance." Perhaps you should write to them to let them know they're wrong. Check it out: tinyurl.com/yzl...
What characters can be used for up/down triangle (arrow without stem) for display in HTML?
...Segoe UI Symbol" however it would be wise to include the font with your website as not many people have it on their computers.
Open this page in other browsers to see which symbols render with the default font.
Some more Unicode arrows.
You can copy them right off the page below or you can use...
What are the real-world strengths and weaknesses of the many frameworks based on backbone.js? [close
...of 2011, has a few very distinct goals and ideals in mind, as well:
Composite application architecture
Enterprise messaging pattern influence
Modularization options
Incremental use (no all-or-nothing requirement)
No server lock-in
Make it easy to change those defaults
Code as configuration / over ...
Use CSS3 transitions with gradient backgrounds
...been some browser releases that supported transitions on gradients (e.g IE10. I tested gradient transitions in 2016 in IE and they seemed to work at the time, but my test code no longer works.)
Update: October 2018
Gradient transitions with un-prefixed new syntax [e.g. radial-gradient(...)]now conf...
xkcd style graphs in MATLAB
...nshot, and IMTRANSFORM to get a transformation.
%# define plot data
x = 1:0.1:10;
y1 = sin(x).*exp(-x/3) + 3;
y2 = 3*exp(-(x-7).^2/2) + 1;
%# plot
fh = figure('color','w');
hold on
plot(x,y1,'b','lineWidth',3);
plot(x,y2,'w','lineWidth',7);
plot(x,y2,'r','lineWidth',3);
xlim([0.95 10])
ylim([0 5]...
What is the best regular expression to check if a string is a valid URL?
...re in PCRE syntax.
For absolute IRIs (internationalized):
/^[a-z](?:[-a-z0-9\+\.])*:(?:\/\/(?:(?:%[0-9a-f][0-9a-f]|[-a-z0-9\._~\x{A0}-\x{D7FF}\x{F900}-\x{FDCF}\x{FDF0}-\x{FFEF}\x{10000}-\x{1FFFD}\x{20000}-\x{2FFFD}\x{30000}-\x{3FFFD}\x{40000}-\x{4FFFD}\x{50000}-\x{5FFFD}\x{60000}-\x{6FFFD}\x{70000...