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How does JavaScript .prototype work?
...t has still some vague points. So I will try to modify it and also be more descriptive. :)
– Mehran Hatami
Apr 4 '14 at 13:58
1
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What is the most efficient/elegant way to parse a flat table into a tree?
...Closure Table in my presentation Models for Hierarchical Data with SQL and PHP and in my book SQL Antipatterns: Avoiding the Pitfalls of Database Programming.
CREATE TABLE ClosureTable (
ancestor_id INT NOT NULL REFERENCES FlatTable(id),
descendant_id INT NOT NULL REFERENCES FlatTable(id),
...
jQuery Mobile: document ready vs. page events
...g all your page events and if you read this article carefully (page events descriptions) you will know how much time jQm spent of page enhancements, page transitions ....
Final notes
Always, and I mean always read official jQuery Mobile documentation. It will usually provide you with needed inform...
What is a “cache-friendly” code?
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+1 At last: a plain description of set associativity! EDIT further: This is one of the most informative answers on SO. Thank you.
– Engineer
Apr 15 '14 at 7:47
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How are msys, msys2, and msysgit related to each other?
I've been searching around, but I can't find a thorough description of what's going on with these 3 versions of MSYS. (It's entirely possible I just don't know what to look for.) I do understand that MSYS is a minimal port of Linux tools to support development using MinGW, but I'm not clear on the r...
How do you detect Credit card type based on number?
..._brand;
}
Here you can play with it:
http://jsfiddle.net/upN3L/69/
For PHP use this function, this detects some sub VISA/MC cards too:
/**
* Obtain a brand constant from a PAN
*
* @param string $pan Credit card number
* @param bool $include_sub_types Include detection of...
Position icons into circle
...HTML starting from an array of images. Whether the HTML is generated using PHP, JS, some HTML preprocessor, whatever... this matters less as the basic idea behind is the same.
Here's the Pug code that would do this:
//- start with an array of images, described by url and alt text
- let imgs = [
- ...
What is the difference between server side cookie and client side cookie?
...per A secure cookie protocol
Session Pros:
generally easier to use, in PHP there's probably not much difference.
unlimited storage
Session Cons:
more difficult to scale
on web server restarts you can lose all sessions or not depending on the implementation
not RESTful
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Creating range in JavaScript - strange syntax
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Disclaimer: This is a very formal description of the above code - this is how I know how to explain it. For a simpler answer - check Zirak's great answer above. This is a more in depth specification in your face and less "aha".
Several things are happening...
How to REALLY show logs of renamed files with git?
...ols:
http://git-scm.com/downloads/guis
https://git.wiki.kernel.org/index.php/InterfacesFrontendsAndTools
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