Study on the JNI programming of Android Learning

The development of "Java+c" has become the official support of the development, the essence of the NDK is to allow Android applications to easily use JNI technology to provide a set of tools, using the NDK is mainly 4 advantages, the first, code

Android comes with drawerlayout sliding menu

Inspired by Slidingmenu Android adds Drawerlayout to implement the swipe menuDrawerlayout is inherited from the ViewGroup, where you can place the child view. Drawerlayout the main content area and menu areaUse the following method1. Same as the

JNI Cross compilation first output HelloWorld (Android Studio Edition)

I. Introduction to NDK1.JNI1.JNI is the abbreviation for Java Native Interface, the Java local interface. It provides a number of APIs that enable the communication of Java and other languages (mainly C + +). Starting with Java1.1, the JNI standard

Service of 2016-05-10android four components

1.The service, like all other components, runs in the main thread, so it cannot be used for time-consuming operations.2.The type of process in Android Foreground process foreground process visible processes visible, can be seen but not interactive.

Android5.1.1 Source-zygote Fork How to demote a child process

Preface? If you do not know what zygote is, or how curious zygote to start, you can go to see the old Luo article:Source code Analysis for Android process zygote startup processAll Android application processes are zygote fork, the new fork out of

Android Simple Package A beautiful, easy-to-use menu-type Popupwindow

First on:Is such a menu-type of Popupwindow, now how to do it,First look at a layout file, this layout file

Comprehensive analysis of the life cycle of android-activity

Activity的生命周期分为两部分:1,典型情况下的生命周期,指在用户参与的情况下Activity所经过的生命周期的改变;2,异常情况下的生命周期,指Activity被系统回收或者当前设备的Configuration发横改变从而导致Activity被销毁重建。Life cycle in typical

interprocess Communication in Android (IPC mechanism)

Remember the last time Ali telephone interview asked, what is the inter-process communication in Android? At that time did not sum up, just said a aidl. Let's summarize it today.What is interprocess communication?As the name implies, the process of

Basic view of iOS development--uibutton

A button is the most common UI control that inherits the Uicontrol base class, which, by default, belongs to the active control, which interacts with the user and fires the appropriate event-handling method.The following examples are several

Android image compression

For a long time did not write a blog, recently busy graduation. In fact, I have always wanted to write a picture of the compression of the blog, blogging is actually to tidy up the knowledge and ideas I have learned as a record.Image compression for

Eclipse migration to Android Studio issue record

A recent migration from Eclipse to Android Studio, the reason for the migration is, of course, a 65535 problem. The process of migration from compiling to packaging, stepping on a pile of pits, here to record, hoping to help, also by the pit of the

Using JNI under Android

In the previous blog, the use of Java to develop Android applications, this blog will introduce Java by using JNI call C language to do developmentTo introduce JNI in a more graphic form, first look at the following image, which represents the

Enrich your program, use mobile multimedia

Enrich your program and use mobile multimedia notifications Notifications (Notification) are a feature of the Android system that can be implemented with notifications when an application wants to send some to the user, and the application

iOS development-Audio-related

First, IntroductionIn simple terms, audio can be divided into 2 types1. Sound effects Also known as "short audio", usually plays in the program for 1 ~ 2 s Enhance the overall user experience with embellishment in the app 2. Music

Learn about Android Radio

I. Introduction of the broadcasting mechanismEach application in the 1.Android can register and listen for broadcasts of interest to them. These broadcasts can be either system or from other programs.2. Type of broadcast: Orderly broadcast:

Domestic iOS Daniel blog address

Blog Address RSS Address Onev ' s Den Http://onevcat.com/atom.xml House of the Broken ship Http://beyondvincent.com/atom.xml Nshipster Http://nshipster.cn/feed.xml

Motion Design for IOS (16)

Core Animation is an animated and graphical compositing framework for speed and efficiency. Although there are animated words in the name, don't let it mislead you into thinking that it can only do this; it is actually responsible for the overall

Android implements one-click Switch app theme colors (ii)

When it comes to the theme color of the one-click Switch app, it's also possible to continue to talk about how to implement some of the app's icons to change the color of the icon as you move the theme color of the app. For example, the application

Android Chinese Api,debug Signing certificate expires (expiry of the Debug Certificate)

In debug mode, The key is valid for 365 days, and if it expires, the compilation will go Wrong.In order to deal with this problem, you can delete debug.keystore this file. It is located in:(1) OS X / Linux : ~/.android/ (2) Windowsxp: C:\Documents

Mutual calls between Android and the Web

This article simply explains the simple interaction between Android and the Web.1:android displaying Web pages: using Android's webview controls to show Web pages2:web Web page calls the Android method: use annotations to expose the methods of

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