Programmer Group

prefaceFor Android development, after working for a few years, we have to advance or change careers directly. If you are still working on Android and want to improve your understanding of the Framework, it is an essential process. Let's start today's topic.As we know, for any programming language, the entry is generally the main function.Where ...

example     In the example, the DemoService instance is obtained through the Spring context. In the previous article Dubbo Consumer reference service We have learned about the process of referencing services, creating invoker s and creating proxy objects. The DemoService instance here is the created proxy object, and then the sa ...

1, BIO (Blocking IO) 1. Characteristics In the synchronous blocking model, a thread can only process one request 2. Shortcomings The read operation in IO code is a blocking operation. If the connection does not read and write data, it will cause thread blocking and waste resources If there are many threads, there will be too many server t ...

Catalog Spring Configuration Data Source Role of data sources (connection pools) Steps for developing data sources   Manual creation of data sources   Spring Configuration Data Source   Extract jdbc configuration file Spring Annotation Development Spring original annotations New Spring Notes   Spring Integrated Jun ...

Annotation application of spring IOC To use annotation injection, you need to define a scan package In previous projects, we all assigned beans or some attributes through xml files. In fact, there is another way of annotation. Many of them are used in enterprise development. Adding annotations to beans can quickly register beans to ioc contai ...

Through the previous introduction, we have learned that a very important feature of spring is IOC. Next, we will take a look at how to use IOC container to help you better understand the advantages of spring. 1,spring_helloworld (1) It is implemented by manually loading the jar package, which is divided into three steps. Now it is almost unne ...

csdn online learning course, course consultation and Q & A and new course information: QQ communication group: 422901085 for course discussion android cross process communication practice video course (add group to get preferential) Actual development of Qianlima android framework - transaction failed caused by oneway driven by binder Fi ...

csdn online learning course, course consultation and Q & A and new course information: QQ communication group: 422901085 for course discussion android cross process communication practice video course (add group to get preferential) 1. Background of epoll First, understand two basic concepts: blocking IO: The blocking mode of socket mean ...