Nginx gray release ---- [cookie], [IP]

Grayscale publishing refers to a publishing method that can smoothly transition between black and white. AB test is a grayscale release method, allowing some users to continue to use A and some users to start using B. If users have no objection to B, then gradually expand the scope and migrate all users to B.Grayscale publishing can ensure the ...

Posted by codeDV on Mon, 21 Nov 2022 16:17:25 +0300

Python obtains free proxy IP, but few can use it?

Hi everyone, hello! I am a little panda ❤ About why IP proxy is needed: When collecting data, collecting data in batches, the request speed is too fast, The website may block your IP <Your network cannot access this site> The IP proxy changes to another IP, and then collects the request data Source code and information click ...

Posted by cavolks on Fri, 18 Nov 2022 21:22:57 +0300

2.1 Use epoll and reactor to achieve server million concurrency

foreword This article continues the previous article 2.1.1 Network io and select, poll, epoll , using epoll and reactor to achieve server million concurrency. Why do you need to implement a sock_item? Each fd corresponds to a sock_itemsock_item contains rbuffer, wbuffer, rlength, wlength, events, callback, which enables each fd to have an in ...

Posted by leoden on Sun, 16 Oct 2022 04:08:00 +0300

[mininet 0x02] how to use mn tool to operate mininet

Tip: after the article is written, the directory can be generated automatically. Please refer to the help document on the right for how to generate it preface   after installing mininet, we will try to use mininet 1, Initial experience of mininet mn tool   mininet has a convenient built-in tool mn sudo mn    a ...

Posted by callesson on Thu, 14 Apr 2022 11:58:09 +0300

IO multiplexing for Linux C/C + + (select)

1. TCP connection and disconnection 1.1 create connection process (three handshakes) The client sends a connection request SYN to the serverAfter receiving the connection request SYN, the server sends the received instruction ACK and connection request SYN to the clientAfter receiving the ACK and SYN sent by the server, the client sends th ...

Posted by Imperialdata on Wed, 06 Apr 2022 10:13:04 +0300

Computer network --- network programming

1. Network programming 1.1 what is network programming Network programming: refers to the host on the network, which realizes network communication by programming through different processes In short: network programming is to control the data interaction between different processes through code 1.2 sender and receiver Sender: the sende ...

Posted by prasitc2005 on Mon, 04 Apr 2022 15:10:37 +0300

ENSP---VLAN configuration experiment

catalogue 1, Experimental objectives 2, Experimental topology 3, Basic configuration 4, Create VLAN 5, Client configuration IP address 6, Verify VLAN 7, Configure Hybrid 8, Configuration file 1, Experimental objectives Master the creation method of VLAN;Master the interface configuration method of Trunk and Access links;Master the ...

Posted by iamali on Mon, 04 Apr 2022 11:55:28 +0300

[handle] stm32 configure LwIP+Ping+TCPclient with CubeMX to send information to PC

Tip: after the article is written, the directory can be generated automatically. Please refer to the help document on the right for how to generate it preface This is my first blog. Welcome to give some encouragement and suggestions! Due to my hobby, I quit my civil engineering job and joined a technology company less than a month ago ...

Posted by rnintulsa on Mon, 28 Mar 2022 07:33:08 +0300