[Spring framework] Introduction to Spring's IOC

IOC introduction of Spring Spring's IOC idea One of Spring's core ideas: IOC (Inversion Of Control) Inversion Of Control. Inversion Of Control (IOC): it is an important feature of the framework to hand over the creation, initialization, destruction and other work of objects to the framework. It's no ...

Posted by Robin M on Thu, 18 Jun 2020 03:34:40 -0700

[deep learning practical notes] yoloV3 multi object tracking pytorch implementation

Deep learning target tracking 1. Essence: get characteristic map, output classification and location by convolution neural network. 2. Classification of target tracking: ① Single class multitarget tracking: MTCNN, Retinaface ② Multi class and multi-target tracking: RCNN, spp net, fast RCNN / fast ...

Posted by scampbell on Thu, 18 Jun 2020 00:43:32 -0700

Asp.netCore Summary of restful webapi

Last article recorded The concept of WebApi and simple cognitive WebApi , let's explore its applicable scenarios and how to use it today. Let's briefly talk about the characteristics of WebApi, WCF and WebService, which are widely used: I. WebService is a lightweight and independent communication technology that can receive requests from other ...

Posted by plex303 on Wed, 17 Jun 2020 18:57:02 -0700

Chapter 2 Introduction to MyBatis

Simple Edition Create a test table Create the corresponding JavaBean Create mybatis configuration file and sql mapping file test MyBatis operation database Create MyBatis global profile The global configuration file of MyBatis contains settings and properties information, such as database connection pool information, which affect MyBatis' ...

Posted by sumolotokai on Tue, 16 Jun 2020 20:27:06 -0700

Spring Series.A Brief Analysis of AOP Principle

Introduction to using Spring AOP The two core functions of Spring are IOC and AOP.It's convenient when we use Spring's AOP functionality.You just need to configure it below. @Component @Aspect public class MyAspect { //PointCut matching methods must be methods of bean s in Spring //Pointcut s can be defined in the following ways or combined in ...

Posted by nomadrw on Tue, 16 Jun 2020 18:45:04 -0700

LayoutInflater and its source code analysis in Android Development

The infilate method of layoutinflate is a common method used in Android development, but its parameters make many beginners feel headache. I don't know what they represent respectively. This paper makes a summary combining with several other blogs. The inflater method has the following four overloaded m ...

Posted by .evo. on Mon, 15 Jun 2020 21:11:15 -0700

Spring: don't BeanDefinition&PostProcessor know something about it?

Rice: I saw the source code of BeanDefinition, BeanFactoryPostProcessor and BeanPostProcessor these two days. Do you want to know Melon: six six six, big man Rice: last time we said that spring IOC container is a typical factory model If we compare Spring to a large factory producing models, then. class files are raw materials. Bean definit ...

Posted by border20 on Mon, 15 Jun 2020 20:44:44 -0700

Mybatis Environment Configuration and CRUD

What is MyBatis? MyBatis is an excellent persistence layer framework that supports custom SQL, stored procedures, and advanced mapping.MyBatis eliminates almost all JDBC code and setting parameters and getting result sets.MyBatis can configure and map raw types, interfaces, and Java POJO s (Plain Old ...

Posted by smitho on Mon, 15 Jun 2020 18:22:30 -0700

About MyBatis, I've got 10 great ways to write it

  The label used to loop the container forEach, see the example The properties of foreach element mainly include item, index, collection, open, separator, close. item: the alias of the element iteration in the collection, Index: the index when the elements in the collection iterate open: in the ...

Posted by mebar3 on Mon, 15 Jun 2020 00:25:08 -0700

Android development learning - use of custom controls

Inherited structure of controls and layouts: Before using custom controls, we need to know the inheritance structure of controls and layouts of Android UI. As shown in the figure below: As you can see, all the controls we use are directly or indirectly inherited from View, and all the layouts we use ...

Posted by supinum on Sun, 14 Jun 2020 21:56:02 -0700