Programmer Think

1, Create several sections. package com.tpw.newday.aspect; import cn.hutool.core.util.ObjectUtil; import cn.hutool.core.util.StrUtil; import cn.hutool.json.JSONUtil; import com.tpw.newday.annation.CacheProcesser; import com.tpw.newday.common.MyConstants; import com.tpw.newday.redis.RedisParam; import com.tpw.newday.redis.RedisService; import ...

catalogue 1, Build virtual Web host 2, Types of virtual hosts supported by httpd service (three types) 1. Domain name based virtual host ① Provide domain name resolution for virtual host ② Add virtual host configuration ③ Prepare web document for virtual host ④ Set access control ⑤ Load a stand-alone configuration file 2. IP address ...

About Apache PulsarApache Pulsar is a top-level project of Apache Software Foundation. It is a native distributed message flow platform of the next generation cloud. It integrates message, storage and lightweight functional computing. It adopts the design of separation of computing and storage architecture, supports multi tenant, persistent sto ...

Apache Kafka is an open source stream processing platform managed by Apache and written by Scala and Java. It provides unified, high throughput and low latency features for processing real-time data. Its persistence layer is essentially a "large-scale publish / subscribe message queue according to the distributed transaction log architect ...

Original link: https://blog.csdn.net/weixin_40533111/article/details/84451219 Author April day may rain ^ ^ ^, Please indicate the source for reprint, thank you preface This article is based on the latest edition rocketmq 4.3.2 Construction: 2 nodes. Node a deploys A-m and B-S, and node B deploys A-s and B-m The functional prin ...

1 . preface Virtual APK is an excellent plug-in framework developed by didi travel. Its main developer is teacher Ren Yugang Speaking of Mr. Ren Yugang, he can be said to be the first teacher of my Android FrameWork layer. When I first came into contact with Android, after dragging the controls for several years and writing some CURD operati ...

The hardware manufacturer is protecting the core code and will present the core implementation in the HAL layer in the form of so library. When necessary, HAL will automatically call the relevant shared library. Format of shared library <MODULE_ID>.variant.so id: the unique number of the hardware moduleVariant: the variant name. T ...

This article is also published in my WeChat official account. It can scan the two-dimensional code at the bottom of the article or search for Guo Lin in WeChat. Good morning, guys. With the official release of Android 11, the Jetpack family has also introduced many new members. I promised before that I would write an article to introduce th ...

Hostnames are confused 1. Preconditions Install java1 8. Zookeeper is installed independently. There will be no detailed installation here 2. Download apache-pulsar-2.9.1-bin.tar.gz https://pulsar.apache.org/en/download/ 3. Initialize and create a cluster Cluster metadata initialization tip:  you only need to write these metadata once. b ...

For image download, domain name resolution and time synchronization, please click Alibaba open source mirror station 1, maven uninstall maven only configures the environment variable and local warehouse when it is used. We only need to delete the local warehouse and remove maven's environment variable from the environment variable. 1. Delete ...