sibling node

If the deleted node has two non-leaf nodes, it can be converted to delete a "replacement point" problem, the replacement point at most only one non-leaf child node. You can replace the node that was originally deleted by a precursor or a successor

B-tree 1. B-tree Definition B-tree is a balanced multi-path search tree that is useful in file systems. Definition: an m-Level B-tree, an empty tree, or an m-tree that meets the following features:(1) Each node in the tree has at most m Subtrees;(2)

1. Get the Content compatibility function/** One: Get content compatibility function * SetText (obj, str) * Idea: * 1, first judge the browser; * 2, if it is IE browser, use innertext; * 3, if it is non-IE browser, use textcontent; * Parameter said

Summary:This article describes MySQL's InnoDB index-related knowledge, from a variety of tree-to-index principles to the details of storage.InnoDB is the default storage engine for MySQL (Mysql5.5.5 before MyISAM, documentation). In the purpose of

Http://www.bubuko.com/infodetail-1861798.html1 Various tree-shaped structuresOriginally not intended to start from the two-fork search tree, because there are too many related articles on the Internet, but considering the clear diagram of the

var chils= s.childnodes; Get all the sub nodes of S var Par=s.parentnode; Get the parent node of S var ns=s.nextsbiling; Get the next sibling node of S var ps=s.previoussbiling; Get the last sibling node of s var fc=s.firstchild; Gets the first

1 Various tree-shaped structuresOriginally not intended to start from the two-fork search tree, because there are too many related articles on the Internet, but considering the clear diagram of the understanding of the problem is very helpful, but

SummaryThis article describes MySQL's InnoDB index-related knowledge, from a variety of tree-to-index principles to the details of storage.InnoDB is the default storage engine for MySQL (Mysql5.5.5 before MyISAM, documentation). In the purpose of

Summary:This article describes MySQL's InnoDB index-related knowledge, from a variety of tree-to-index principles to the details of storage.InnoDB is the default storage engine for MySQL (Mysql5.5.5 before MyISAM, documentation). In the purpose of

First, let's talk about how to obtain JS, which is much more troublesome than JQUERY's method. Later, we will compare it with JQUERY's method. The JS method is much more troublesome than JQUERY, mainly because FF browser, FF browser will take your

KNN is a basic classification and regression method. The input of the k-nn is the characteristic vector of the instance, which corresponds to the point in the feature space, and the output is the category of the instance, which can take multiple

Recently, in the project development of a test tool, SWT's tree controls need to be built to organize test cases, and SWT itself provides tree controls to develop trees, all I have to do is organize the data into an XML file in accordance with the

DOM is an abbreviation of the Document Object model. Based on the DOM specification, Dom is a browser, platform, language-independent interface that allows you to access other standard components of the page. characteristics and methods of node

InnoDB is the default storage engine for MySQL (Mysql5.5.5 is MyISAM, document). In the purpose of efficient learning, this article is mainly about the introduction of InnoDB, a small number involving MyISAM as a contrast.This article is a summary

1, what is the index in the database? What does an index do?The index is introduced to speed up the query. If the amount of data is large, large queries will load data from the hard disk into memory.2. What is the index principle in InnoDB?InnoDB is

B-Tree is a binary search tree:1. All non-leaf nodes have a maximum of two sons (left and right);2. All nodes store a keyword;3. The left pointer of a non-leaf node points to a subtree smaller than its key, and the right pointer points to a subtree

JS Get node:var chils= s.childnodes; Get all the sub-nodes of S var Par=s.parentnode; Get the parent node of s var ns=s.nextsbiling; Get s the next sibling node Var ps=s.previoussbiling; Get S on the previous sibling node Var fc=s.firstchild;

A DOM introductionD (document): A Web page document that can be understood to be loaded for the entire web;O (object): Can be understood as something like a Window object, you can call properties and methods, here is the document object;M (model): a

Two fork Tree1. All non-leaf nodes have a maximum of two sons (left and right);2. All nodes store a keyword;3. The left pointer of a non-leaf node points to a subtree smaller than its key, and the right pointer points to a subtree larger than its

B-TreeBinary search tree:1. All non-leaf nodes have a maximum of two sons (left and right);2. All nodes store a keyword;3. The left pointer of a non-leaf node points to a subtree smaller than its key, and the right pointer points to a subtree larger