I saw this in a plugin: var options = $.extend(defaults, options); How does it work? What does extend() do?

Oct 31, 2008 · Append has (amortized) constant time complexity, O (1). Extend has time complexity, O (k). Iterating through the multiple calls to .append() adds to the complexity, …

725 What is the best way to extend a dictionary with another one while avoiding the use of a for loop? For instance:

ary.extend (ext) merely adds reference to "ext" list to the end of the "ary" list, resulting in less memory transactions. As a result, .extend works orders of magnitude faster and doesn't use …

As we can see, extend with list comprehension is still over two times faster than appending. Generator expressions appear noticeably slower than list comprehension. append_comp only …

Sep 23, 2010 · Javascript's inheritance is prototype based, so you extend the prototypes of objects such as Date, Math, and even your own custom ones.

Aug 17, 2014 · SQL Error: ORA-01652: unable to extend temp segment by 128 in tablespace SYSTEM 01652. 00000 - "unable to extend temp segment by %s in tablespace %s" *Cause: …

Nov 8, 2009 · 337 Extend is used when a use case adds steps to another first-class use case. For example, imagine "Withdraw Cash" is a use case of an Automated Teller Machine (ATM). …

Feb 11, 2017 · 3 I needed two different variants of the extend function in C++14, where one supported move semantics for each element of the vector to be appended. vec is your v, and …

Sep 3, 2009 · 1522 There doesn't seem to be a way to extend an existing JavaScript array with another array, i.e. to emulate Python's extend method. I want to achieve the following: