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How are the points in CSS specificity calculated
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This answer has a more practical description than Pekka's answer, to be honest. Basically what @Matt Fenwick says: what you're describing is a practical implementation of the spec. A flawed one at that, but not one that anything should be done...
Ternary Operators in JavaScript Without an “Else”
...x = (foo == "bar");
UPDATE
In relation to your sample this is probably more appropriate:
defaults.slideshowWidth = defaults.slideshowWidth || obj.find('img').width()+'px';
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Should I mix AngularJS with a PHP framework? [closed]
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It seems you may be more comfortable with developing in PHP you let this hold you back from utilizing the full potential with web applications.
It is indeed possible to have PHP render partials and whole views, but I would not recommend it.
To...
REST API Best practice: How to accept list of parameter values as input [closed]
... too many people get caught up on the structure of URIs and which URIs are more "restful" than others. This argument is as ludicrous as saying naming someone "Bob" is better than naming him "Joe" – both names get the job of "identifying a person" done. A URI is nothing more than a universally un...
In CSS what is the difference between “.” and “#” when declaring a set of styles?
... selectors differ is in their specificity - an id selector is deemed to be more specific than class selector. This means that where styles conflict on an element, the ones defined with the more specific selector will override less specific selectors. For example, given <div id="sidebar" class="bo...
What are the pros and cons of git-flow vs github-flow? [closed]
...model.
The general feeling is that git-flow works well for products in a more traditional release model, where releases are done once every few weeks, but that this process breaks down considerably when you’re releasing once a day or more.
In short:
Start with a model as simple as possible (l...
Differences between Octave and MATLAB? [closed]
...se are features that users implemented and they don't break compatibility. More often that not, new things are rejected on grounds of that. The idea is that Matlab language is a subset of Octave language. If you think the idea is awesome, then you should join because it is a community project, and h...
Database development mistakes made by application developers [closed]
...e using MyISAM or those that are using InnoDB but aren't using it anyway.
More here:
How important are constraints like NOT NULL and FOREIGN KEY if I’ll always control my database input with php?
Are foreign keys really necessary in a database design?
Are foreign keys really necessary in a data...
Learning assembly [closed]
...s being able to understand disassembled code and maybe being able to write more efficient parts of code (for example, through c++), doing somethings like code caves, etc. I saw there are a zillion different flavors of assembly, so, for the purposes I mention, how should I start? What kind of assembl...
lexers vs parsers
...understood.
Here's where the real difference usually lies. See below for more.
Grammar understood by lexers: regular grammar (Chomsky's level 3).
Grammar understood by parsers: context-free grammar (Chomsky's level 2).
They attach semantics (meaning) to the language pieces they find.
Lexers att...