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What does 'var that = this;' mean in JavaScript?
...;
Because this frequently changes when you change the scope by calling a new function, you can't access the original value by using it. Aliasing it to that allows you still to access the original value of this.
Personally, I dislike the use of that as the alias. It is rarely obvious what it is ...
How to determine equality for two JavaScript objects?
...= this.rank && other.suit == this.suit;
};
}
var queenOfClubs = new Card(12, "C");
var kingOfSpades = new Card(13, "S");
queenOfClubs.equals(kingOfSpades); // => false
kingOfSpades.equals(new Card(13, "S")); // => true
...
What is the purpose of the Visual Studio Hosting Process?
...
I have a habit of disabling this feature on every new project. I've run into strange issues when working with C++/CLI WinForms Designer, that didn't occur with this feature disabled.
– surfen
Jul 13 '12 at 11:12
...
How to get the max of two values in MySQL?
...l = function(e) {
var $elem = $('.new-login-left'),
docViewTop = $window.scrollTop(),
docViewBottom = docViewTop + $window.height(),
...
What is the difference between the HashMap and Map objects in Java?
... return this.moreThings;
}
public Foo() {
this.things = new HashMap<String, Object>();
this.moreThings = new HashMap<String, Object>();
}
// ...more...
}
The class has a couple of internal maps of string->object which it shares (via accessor metho...
Can I escape a double quote in a verbatim string literal?
...unction () {
StackExchange.openid.initPostLogin('.new-post-login', 'https%3a%2f%2fstackoverflow.com%2fquestions%2f1928909%2fcan-i-escape-a-double-quote-in-a-verbatim-string-literal%23new-answer', 'question_page');
}
);
...
Plotting with seaborn using the matplotlib object-oriented interface
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}
);
...
Rails ActionMailer - format sender and recipient name/email address
...ating strings. Here is a safe way:
require 'mail'
address = Mail::Address.new email # ex: "john@example.com"
address.display_name = name.dup # ex: "John Doe"
# Set the From or Reply-To header to the following:
address.format # returns "John Doe <john@example.com>"
...
How to make execution pause, sleep, wait for X seconds in R?
...unction () {
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}
);
...
“Instantiating” a List in Java? [duplicate]
...yList is a kind of List, you can easily upcast it:
List<T> mylist = new ArrayList<T>();
This is in contrast with .NET, where, since version 2.0, List<T> is the default implementation of the IList<T> interface.
...