Android

Obtain the View component width and ViewTreeObserver,View width and height measurement method: There are three measurement methods: 1)(Directly in onCreate) int w = View.MeasureSpec.makeMeasureSpec(0,View.MeasureSpec.UNSPECIFIED); int h =

Difference between GridLayout and GridView: gridlayoutgridview The GridView is an adapter layout. Its inheritance relationship is ViewGroup --> AdapterView --> AbsListView --> GridView, which extracts content from an adapter and fills in each

Android development-introduction and use of Viewpager, androidviewpagerDirectory: 1. Brief Introduction to Viewpager Ii. Simple Viewpager usage 3. Viewpager implementation for simple image display IV. Implementation of advertisement graphs and

Android7.0 mobile phone Program (with source code download), android7.0 source code download Project address, starHttps://github.com/979451341/AppAliveI did not intend to discover the black technology when I was learning audio and video. I found

Notes for upgrading gradle tool to 3.0: gradle3.0Gradle Version Upgrade In fact, after the AS upgrade to 3.0, Gradle Plugin and Gradle can continue to be used without upgrading. However, many new features include: new functions such as Java 8

Android hook native function, androidnative The code I wrote about two years ago suddenly needs to be used today. I searched for it for half a day and recorded it here. Library used: https://pan.baidu.com/s/1htuUQX2 # Include # include # include

ListView displays the layout of different la S. Respect labor results, reprinted please indicate the source: http://www.cnblogs.com/tangZH/p/8419010.html   We often need to display different la s in a listview in the project. We can decide which la

[Go] Three cases show you the differences between the two parameters of the inflate method and the three parameters in LayoutInflater, I think many people know more or less about the inflate parameter. There are also many articles on the Internet

Import module in AndroidStudio (simple version ),1. Modify the project to be imported into Mudle to conform to the Library format. Modify the first line of code in the bulid. gradle file of this project Set apply plugin:

Principles of Handler message mechanism (directly explained by code)-Android development and handlerandroid Package com. example. handlertest; Import android. OS. Bundle;Import android. OS. Handler;Import android. OS. logoff;Import android. OS.

Android development-detailed description of various styles of Notification, I wanted to write it together with the previous instructions on using Notification notifications. I checked the materials and thought it was necessary to explain the Style

One of the three core functions of the Android kernel, the internal principle of AMS, androidams The above class is the full name of AmS, and the other two core functions are WindowManagerService. java and View. java.   AmS provides the following

Java memory management-simulation process diagram, java Memory ManagementFurther understanding of Java memory management-simulation process illustration-reprinted   Java memory management is divided: 1. heap memory; 2. stack memory; 3. Method Area; 4

Http cache and http CacheHTTP Cache System First, I divide the Http cache system into the following three parts: 1 HTTP/1.1 200 OK2 Cache-Control: no-cache3 Content-Type: image/png4 Last-Modified: Tue, 08 Nov 2016 06:59:00 GMT5 Accept-Ranges: bytes6

Custom xUtils framework and xutils framework XUtils is an Android open-source framework developed based on Afinal. It has recently released xUtil3.0, which improves the performance of the framework while adding new features. It has powerful

Note when setting the font size dynamically. When we dynamically set the font size for android, we stepped on some pitfalls and listed them to remind everyone. 1. setTextSize () directly. The default unit is sp. 2, TypedArray typedArray =

How to view third-party apk information and third-party apk Information In many cases, we need to obtain the apk information of others. However, we cannot see the apk code, and there is no direct way to obtain the apk information. So how can we get

Cookie, Session, and Token are different. cookietoken1 Cookie, Session, and Token are used for persistent processing. The objective is to let the client and the server know each other. By default, Http requests are not persistent and stateless, and

Custom switchButton, This blog is about custom switchButton, but no animation effect is set. I used GradientDrawable to draw the switchButton. Let's first look at the final effect: Before clicking: After clicking   Next let's take a look at how to

GsonFormat plugin, The GsonFormat plug-in can automatically generate object parameters based on strings in the JSONObject format. To use this plug-in, download it first. The method is as follows: Method 1: 1. Android studio File-> Settings...->