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In recent projects, the function of startup and self startup is useful. Here is a summary for everyone to learn and discuss! Actual combat drill Test mobile phone: Hongmi mobile phone Redmi 6A Android version 9 Huawei mobile phone DUA-AL00 Android version 8.1.0 Xiaomi tablet MI PAD 4 Android version 8.1.0 The above models have been tested ...

Project scenario: Recently, the requirement of the project is to obtain a new token if the token fails when requesting the interface, and finally use the new token to request the original requested interface. So here we will use the response Interceptor, which is used in my project EasyHttp , is the encapsulation of okhttp. You can have a look ...

summaryIn project development, there are often the needs of marketing activities such as lucky draw, such as integral turntable, scratch music, slot machine and so on. In fact, the implementation method of the background is the same. This paper introduces a common implementation method of lucky draw.The whole lottery process includes the follow ...

Modern life is inseparable from the Internet. In restaurants, shopping malls and other public places, mobile phone WiFi connection has always been a high-frequency use scenario. Although there are more and more free WiFi in public places, the process of network connection is very troublesome. Some need to open the web page to register or click ...

This article was first published in Floating finch language:https://www.yuque.com/17singeditiondateremarks1.02022.3.8Article launchThis paper analyzes the code based on Flink 1.14.0. PrefaceA while ago, I encountered a strange phenomenon in production: the full-scale operation cannot be carried out normally, and the log is full of Java util. co ...

📢📢📢📣📣📣 Hello! Hello, everyone. I'm [one heart classmate], a highly motivated [Java domain blogger]! 😜😜😜 ✨ Writing style of [one heart students]: I like to explain every knowledge point in [easy to understand] writing, rather than using [tall and tall] official statement. ✨ The field of the blog is the learning of back-end te ...

Chapter I functional interface 1.1 concept Functional interface in java refers to an interface with only one abstract method Functional interface, that is, the interface suitable for functional programming scenarios. The embodiment of functional programming in java is Lambda, so functional interface is the interface that can be used by L ...

Automatic configuration of web application As analyzed in previous articles, @ SpringBootApplication will use the @ Import annotation to introduce AutoConfigurationImportSelector AutoConfigurationImportSelector will return the autoconfiguration class to be loaded through the spi mechanism These include dispatcher servlet autoconfiguration and ...

catalogue 1. Demand 2. Principle 2.1 handshake agreement: 2.2 advantages 3. Steps 3.1 backend springboot integration websocket 3.2 create a new configuration class and enable WebSocket support 3.3 create a new WebSocketServer server 3.4 front end 3.5 write the access interface to imitate the message push of the server 3.6 object data ...

Preparatory knowledge What is java? java is a high-level programming language launched by Sun company in 1995. It is a computer language. People can use the programming language to give instructions to the computer and let the computer complete the functions that people need. What can java do? java can write desktop applications, Web applic ...