Tree production into forest -- binary tree, binary sorting tree, balanced binary tree, B tree, B + tree

Tree structure is not new to everyone, but there are several trees that are really applied to the code - binary sorting tree, balanced binary tree, B tree, B + tree, red and black tree. Whether you know it or not, today, after reading this blog, you will plant it in front of your home. Binary tree def ...

Posted on Sun, 07 Jun 2020 01:31:13 -0700 by srikanthiv

Recursive programming

catalog Experiment content Topic analysis Algorithm construction Algorithm implementation Operation results Experiment content The following questions are designed by recursion method, and the recursion exit (the condition of the end of recursion) and recursion expression of each question are gi ...

Posted on Sun, 07 Jun 2020 01:12:38 -0700 by CAPTAINCAPSLOCK

Distributed e-commerce project 44: release commodity function - save commodity information

Publish product function - save product information This chapter compiles the interface for saving commodity information. At the end of publishing commodity function, commodity information needs to be saved, corresponding to the front-end interface: Corresponding interface document: 19,New products PO ...

Posted on Sun, 07 Jun 2020 00:49:12 -0700 by vbzoom.com

2: The magic of constructors

Objectives: Be able to figure out the constructor and prototype Understanding inheritance of constructors Master some new methods of es5 1. Constructors and prototypes 1.1 general In a typical OOP language (such as Java), there is the concept of class. Class is the template of object, and object ...

Posted on Sun, 07 Jun 2020 00:28:03 -0700 by jmgarde

Spring cloud project restart gracefully: tomcat closes the process

This article mainly talks about the process of tomcat "rough stop" and several key information in the solution. The detailed solution steps will be in the following articles. Overall structure Let's take a look at the overall architecture of Tomcat to get a general understanding of the relationship between Tomcat components:Source:&lt ...

Posted on Sat, 06 Jun 2020 22:58:32 -0700 by HalfaBee

Egret realizes the display object zooming in and out (Scale change) and the corresponding change of anchor offset

In actual projects, we often use two fingers to enlarge and shrink a visible display object. Plane 2D involves changing the scaleX and scaleY attributes of the display object. When a display object is no longer stretched, the default Scale of the display object is 1, and the X and Y of the anchor offset ...

Posted on Sat, 06 Jun 2020 22:07:48 -0700 by idris

Linux Advanced_Details of DNS Services and BIND

It's not easy to succeed. Double your efforts! 1 Name Resolution Introduction and DNS 1.1 How DNS services work 1.2 DNS Query Type 1.3 Name Server 1.4 Parse Type 1.5 Complete Query Request Processes 2 DNS service related concepts and technologies 2.1 Type of DNS Server 2.2 Area Transport 2.3 Parsi ...

Posted on Sat, 06 Jun 2020 21:31:22 -0700 by beboni

RocketMQ source code analysis RPC communication

In the first part, the protocol format, message encoding and decoding, communication mode (synchronous / asynchronous / one-way), message sending / receiving and asynchronous callback of RocketMQ are introduced. This paper focuses on the Netty multithreading model of RocketMQ message queuing RPC comm ...

Posted on Sat, 06 Jun 2020 03:33:48 -0700 by carylson

Typescript03: full solution of function

Annotation of function The dimension of a function contains parameter Return value function fn(a: string): string {}; let fn: (a: string) => string = function(a) {}; type callback = (a: string): string; interface ICallBack { (a: string): string; } let fn: callback = function(a) {}; let fn: ICal ...

Posted on Sat, 06 Jun 2020 02:47:39 -0700 by danville

What are the details of OSPF network optimization?

Article catalog 1, Topology 2, Configure underlying information 3, Function configuration and analysis 4, OSPF principle After class summary of OSPF network optimization (2) 1, Topology 2, Configure underlying information <Huawei> <Huawei>system-view------------------------Enter s ...

Posted on Sat, 06 Jun 2020 02:30:05 -0700 by PHPQuack