Comparing Class and Structure Performance Test--Taking Encapsulating Network Heartbeat Packet as an Example

Catalog 1. Background 2. Advantages and disadvantages of encapsulating Ethernet heartbeat packets with classes 2.1. Advantages 2.2. Disadvantages 3. Network Heartbeat Packet Encapsulation Class 4. Implement IDisposable interface 5. Application-tier Calls 6. Testing the effectiveness of the Dispose() method 7. Test Performance Comparison 8. ...

Posted on Sun, 05 Apr 2020 00:17:34 -0400 by konnwat

Configurable message template encapsulation

Background: there are often some scenarios in the project that need to send messages to notifications (not message queues...). There are many forms of messages, such as mail, such as nails. The content of the message is determined by the business and may include dynamic parameters. The receiver of the message may be a fixed person or a dynam ...

Posted on Sat, 04 Apr 2020 23:47:07 -0400 by dennyx

[template] tree chain segmentation explanation and template

The idea of tree chain division is quite magical Its idea is to split a tree into several disjoint chains, and then use some data structures to maintain these chains Heavy son: in the subtree of this node, the root node of the subtree with the most nodes (that is, the point connected with this node) is the heavy son of this n ...

Posted on Sat, 04 Apr 2020 22:57:40 -0400 by meepokman

python basic training question 2-tuple, dictionary

1. The judgment value is in the tuple >>> a = ( 1, 2, 3, 4, 10 ) >>> 10 in a True >>> '10' in a False 2. Modify the value in the tuple. Since the tuple cannot be modified directly, you can first convert it to a list, and then assign it to a new tuple object after the list is modified >>> a = ( 1 ...

Posted on Sat, 04 Apr 2020 22:50:17 -0400 by s_shrum

Detailed explanation of matching rules for Nginx location

​ The location of Nginx implements the segmentation of requests. Some URI s return static content, some are distributed to back-end servers, etc. today, we will thoroughly understand its matching rules An example of the simplest location is as follows server { server_name website.com; location /admin/ { # The configuration you place ...

Posted on Sat, 04 Apr 2020 22:28:11 -0400 by cornick

Green MySQL installation under Linux

1, Preparation: CentOS7 system mysql installation package, here use mysql 5.7.17 (download address: http://dev.mysql.com/downloads/mysql/ ), as shown in the figure: mysql Download 2, Environment construction: 1. Create group and user: This step can be skipped, but in order to facilitate the management of mysql, ...

Posted on Sat, 04 Apr 2020 22:25:29 -0400 by magie

java core technology Volume 1 note 6.1 interface lambda expression inner class

6.1 an interface is not a class, but a description of a group of requirements of a class. These classes need to be defined in accordance with the unified format of the interface description. For example: in the Arrays class, the sort method (which can sort the array of objects) is based on the premise that the class to which the object belongs ...

Posted on Sat, 04 Apr 2020 22:23:29 -0400 by james_byrne

Monitoring method of linked list

Article directory Linked list Example of circular list Two methods of checking whether a linked list has links Linked list Code address Data structure code warehouse Example of circular list +-------------------------------------------------+ v ...

Posted on Sat, 04 Apr 2020 21:06:02 -0400 by iankent

Java reads files to determine if UTF-8 is the solution

problem Although Java's input stream InputStreamReader has getEncode method, in fact, this method reads UTF-8 format, which is a bug. So we have to judge by ourselves UTF-8 with bom First of all, the UTF-8 of bom can determine the file code through the first three byte s of the file, which is relatively simple: R ...

Posted on Sat, 04 Apr 2020 20:46:04 -0400 by kuni

CentOS7+mysql5.6 configuration master slave

1, Installation environment Operating system: centos-7-x86_-dvd-1611.iso Database version: mysql-5.6.39-linux-glibc2.12-x86_.tar.gz Database address: 192.168.2.1 (main) 192.168.2.2 (from)   MySQL was installed before and after 5.6 in a different way.   The mysql installation is self-organized. The master-slave configuration is based on ...

Posted on Sat, 04 Apr 2020 20:43:40 -0400 by Kitty