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How do I convert a Ruby class name to a underscore-delimited symbol?
...[^\^])([A-Z])/,'\1_\2').downcase.to_sym
end
end
def self.included(base)
base.extend(ClassMethods)
end
end
class ThisIsMyClass
include MyModule
end
ThisIsMyClass.class_to_sym #:this_is_my_class
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emacs/elisp: What is the hash (pound, number sign, octothorp) symbol used for?
...d Syntax for Circular Objects.
And then you have its use for denoting the base for integers, e.g. #x2c -> 44.
Plus more I'm sure.
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Should a Netflix or Twitter-style web service use REST or SOAP? [closed]
.... Hell, us devs already know how to do that, we have been dealing with databases for years that have tables and columns and SQL statements that have SELECT, INSERT, UPDATE and DELETE. It should have been a piece of cake.
There are other parts of REST that some people discuss, such as self-descripti...
Is there a performance difference between a for loop and a for-each loop?
...ads, cause the garbage collector a lot of work. Switching to regular index based loops fixed the problem.
– gsingh2011
Sep 30 '13 at 17:44
1
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Algorithm to implement a word cloud like Wordle
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Here is a responsive working example based on the demo but with full control on words and color. For a custom color palette please use the commented code, instead. jsbin.com/kiwojayoye/1/edit?html,js,output
– Martin Braun
J...
Sell me on const correctness
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Very few people always get to start with clean code bases. Most coding is maintenance on legacy code, where the quoted comment is quite accurate. I use const when writing new leaf functions, but I question whether it's worth chasing things through half a dozen or a dozen cal...
How to securely save username/password (local)?
...me and password, use the Rfc2898DerivedBytes class (also known as Password Based Key Derivation Function 2 or PBKDF2). This is more secure than using encryption like Triple DES or AES because there is no practical way to go from the result of RFC2898DerivedBytes back to the password. You can only g...
PostgreSQL disable more output
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psql -U user -P pager=off -d database -c 'SQL';
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Can you have if-then-else logic in SQL? [duplicate]
I need to do select data from a table based on some kind of priority like so:
7 Answers
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Why is it necessary to set the prototype constructor?
... but it does have its uses. Suppose we wanted to make a copy method on the base Person class. Like this:
// define the Person Class
function Person(name) {
this.name = name;
}
Person.prototype.copy = function() {
// return new Person(this.name); // just as bad
return new this.con...