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Original Blog: http://blog.csdn.net/iaiti/article/details/53227880 Simple construction. MyBatis Actual Warfare, the predecessor of iBatis, Basic Environment Building and How to "Fish" this article describes the basic environment building and code operation. I use the method of xml and interface to operate. Existing Employee classe ...

Some cluttered knowledge points in Android (3) 1. Define style to extract xml attributes of View Sometimes every Child in a layout has the same style, so it's too redundant to rewrite many identical attributes each time. So, extract these attributes and define them into style, as follows <!-- This is the style of the sideslip menu. ...

Android Basic Layout Constraint Layout Google I/O 2016 released Constraint Layout, which is said to be very powerful. Let's explore it. gradle configuration compile 'com.android.support.constraint:constraint-layout:1.0.0-beta2' Reading Prerequisites: Familiarity with the Four Basic Layouts 1. Position control 8 boundary contr ...

1. Sequence diagram of NFC initialization: 2. Code analysis: Initialization is divided into two parts. The first part is the initialization of the server which is used by the framework, and the service is added to the Service Manager. The second part is the initialization of the NFC adapter Nfc adapter, which contains the services correspon ...

The act of collecting user privacy is no longer a new topic (collecting is no longer a peek), and even G and MS show off repeatedly. Of course, due to reasons, enterprises can not understand users'behavior through various means, which can be used as a basis for decision support; usually manifested as cross-disciplinary collection(Browser, I ...

Preface You should be familiar with drop-down refresh and drop-down loading.From PulltoRefreshView in the ListView era to SwipeRefreshLayout in the RecycleView era, to encapsulated libraries on Github that accommodate a variety of Views and support both drop-down refresh and pull-up loading; you're already familiar with this.However, it is p ...

This section describes how to manually construct complex types and simple operations for complex types.Generally, complex types refer to those types that are composed of several simple types. For example, if a Customer table has FristName and LastName fields, the corresponding Customer entity class will have FristName and LastName attributes. W ...

jsonp Cross-Domain Request Details - From Complex to Simple Original Link: https://zhuanlan.zhihu.com/p/24390509 Detailed description of the origin and evolution of cross-domain requests - shared by hinesboy       What is jsonp?Why use jsonp? JSONP(JSON with Padding) is a "usage mode" of JSON that can be used to solve ...

We have learned the basics of xml and how to read it in C# in the second semester of C# (in-depth.NET platform and C# programming), but we haven't talked about how to manipulate and read xml in Java. Here I'll give you a brief introduction to several ways of parsing in Java for understanding.   1. Several ways to parse xml in Java 1.1 JDK Nativ ...

Android PackageInfo application information 1. Brief introduction 1. Officially interpreted as Overall information about the contents of a package. This corresponds to all of the information collected from AndroidManifest.xml. Get all package information for the application, including information from the manifest file Android ...