说明：
kafka依赖java环境，需要先安装jdk并在cmd中运行java -version 能够正常显示java版本号
1.下载kafka (版本:kafka_2.12-2.3.0):
http://kafka.apache.org/downloads.html
2.解压后修改zookeeper配置文件: kafka_2.12-2.3.0\config\zookeeper.
Tag: built-in
Built-in function and recursive
1. The content of the file is as follows, the title is: name, gender, age, salary
egon male 18 3000alex male 38 30000wupeiqi female 28 20000yuanhao female 28 10000 Requirements:
Take out eac
Exercise questions _ recursive and built-in functions
The content of the file is as follows, the title is: name, gender, age, salary egon male 18 3000alex male 38 30000wupeiqi female 28 20000yuanhao female 28 10000 Requirement:
Take out each record
How to use the Springboot project built-in Tomcat
Question: In the past, when we used the SSM framework, we deployed external tomcat. If you want to access the file, drag it directly to the root directory of the project. . If we need to put an apk
Built-in Jetty HTTPS boot
This time we will build a web service that supports the secure protocol SSL, namely https.
Let’s review the two encryption methods first, one is symmetric encryption and the other is asymmetric e
Problem solving problems in the enterprise WeChat built-in browser jump back
Requirements, push the quotation on the enterprise WeChat, and when the url is pushed and clicked, the interface must be adjusted to tell the background that the quotation has been clicked (viewed)
Built-in method case
Card game
import json
from collections import namedtuple
“””
Tuple also has a brother called namedtuple. Although they are all tuples, they are more powerful.
For namedtuple, you don’t
CGI, server built-in module, Fastcgi, PHP-FPM Differences and Details
The earliest Web server simply responded to the HTTP static file request sent by the browser, and stored the static file on the server (for example: jpg, htm, html) return to the browser. The pictu