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DataSourceAutoConfiguration @Configuration(proxyBeanMethods = false) @ConditionalOnClass({ DataSource.class, EmbeddedDatabaseType.class }) @EnableConfigurationProperties(DataSourceProperties.class) @Import({ DataSourcePoolMetadataProvidersConfiguration.class, DataSourceInitializationConfiguration.clas ...

There are four types of client connection methods in the Elasticsearch Java API: TransportClient, RestClient, Jest, and spring [data] Elasticsearch. Among them, TransportClient and RestClient are the native api of Elasticsearch. TransportClient will be deleted in version 8.0, instead of HighLevelRestCli ...

Catalog premise Build SMS micro service 1. Introduce pom dependency 2. Preparation of yml documents 3. Create a new guide class 4. Create a new read configuration class 5. Create a new tool class (integrated Alibaba cloud code) 6. Create a new message listening class test   premise   ...

background In order to protect the network security of high security level, the State Security Bureau issued the physical isolation requirements for the classified network on December 27, 1999, and promulgated and implemented the regulations on the confidentiality management of the international networking of computer information system on Jan ...

For the first time /usr/local stay Official website Download the latest version http://mirror.bit.edu.cn/apache/tomcat/tomcat-9/v9.0.31/bin/apache-tomcat-9.0.31.tar.gz [root@*** local]# pwd /usr/local [root@*** local]# wget http://mirror.bit.edu.cn/apache/tomcat/tomcat-9/v9.0.30/bin/apache-tomcat- ...

This paper mainly introduces the process that Flink reads Kafka data and sinks (Sink) data to Redis in real time. Through the following link: Flink official documents , we know that the fault tolerance mechanism for saving data to Redis is at least once. So we use idempotent operation and the principle ...

Writing code is a personal accomplishment, not a requirement of the boss, not to show your colleagues ->Return to Column Directory <- Code download address: https://github.com/f641385712/netflix-learning Catalog Preface text FileBased File Location FileLocator FileLocatorUtils (Important) Th ...

fastDFS is built by Docker Step 1: build a docker on the ECS https://blog.csdn.net/wjyyhhxit/article/details/83582588 It's almost the same with this blog. This blog uses Centos 7 Step 2: use Docker to pull the required image docker pull morunchang/fastdfs Because I use other methods to insta ...

Ansible Article directory Ansible 1 Introduction to ansible 2 environment construction 3 Ansible installation 4 Ansible Inventory file 4.1 password based connection 4.2 connection based on secret key 4.3 use of host group 4.4 temporarily designated inventory 4.5 Inventory built in parameters 5 An ...

Express bird platform, query express information. Escaped pit Written in front Technology is updated and iterated, but there are always traces to follow. Endless wheel building has been exhausting. The pit that oneself jumps over, share final result, just for letting pain no longer repeat. One bac ...