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Why does 2 == [2] in JavaScript?

...alueOf().toString()) where valueOf() for arrays returns the array itself and the string-representation of a one-element array is the string representation of the single element. This also explains the third example as [[[[[[[2]]]]]]].toString() is still just the string 2. As you can see, there's...
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Are fluid websites worth making anymore? [closed]

I'm making a website now and I am trying to decide if I should make it fluid or not. Fixed width websites are much easier to make and also much easier to make them appear consistent. ...
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How to get the HTML for a DOM element in javascript

... Expanding on jldupont's answer, you could create a wrapping element on the fly: var target = document.getElementById('myElement'); var wrap = document.createElement('div'); wrap.appendChild(target.cloneNode(true)); alert(wrap.i...
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Is short-circuiting logical operators mandated? And evaluation order?

Does the ANSI standard mandate the logical operators to be short-circuited, in either C or C++? 7 Answers ...
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SQL to determine minimum sequential days of access?

...n user has accessed a website (in a 24 hour UTC period). It has many thousands of records, but only one record per day per user. If the user has not accessed the website for that day, no record will be generated. ...
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Long list of if statements in Java

... using Command pattern: public interface Command { void exec(); } public class CommandA() implements Command { void exec() { // ... } } // etc etc then build a Map<String,Command> object and populat...
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How do I work around JavaScript's parseInt octal behavior?

... Number(08); gives me 8 in Firefox and IE. – Paolo Bergantino May 11 '09 at 22:23 3 ...
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Elegant solution to duplicate, const and non-const, getters? [duplicate]

...e member function calling it is non-const, the object itself is non-const, and casting away the const is allowed. class Foo { public: const int& get() const { //non-trivial work return foo; } int& get() { return const_cast<int&>(const_c...
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What should I name a table that maps two tables together? [closed]

...There are only two hard things in Computer Science: cache invalidation and naming things-- Phil Karlton Coming up with a good name for a table that represents a many-to-many relationship makes the relationship easier to read and understand. Sometimes finding a great name is not trivial but usu...
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Will Emacs make me a better programmer? [closed]

...re-paying the start-up cost of learning how to modify it to suit my needs, and modifying myself to its needs. But other people do things differently, and as they say "That's OK". share | improve th...