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1, Experimental purpose Write an APP using LBS, which can display your current address (longitude and latitude, national, provincial and municipal streets) and display the movement of your position in real time. 2, Experimental content Develop a LBS APP with the following functions: 1. Development of LBS APP based on Baidu 2. Show your curre ...

Binder mechanism 1. Background Before we explain Binder, let's learn some basic knowledge of Linux 1.1. Process space division IPC is inter process communication. Android is based on Linux. For security reasons, different processes cannot operate on each other's data, which is called "process isolation". 1.2. Process isola ...

androud studio 3.5.2 Example file: Weathervolleyjson Not to mention here about json data acquisition and analysis, but read my previous articles with interest. Not to mention the benefits of font icons, there are a lot of them on the Internet. The app I made can already get and analyze the wind and weather, but the weather has been without i ...

Author: Qiucheng summary Android 12 new system_ The server process (LocalService) is a local service used to manage native tombstones. The service is started after the system server initialization process is started, added to the LocalService, and then a ServiceThread thread (mHandler.post) is started to process the business of the service ...

prefaceAndroid rendering optimization can actually be divided into two parts, namely layout (UI) optimization and Caton optimization. The core problem of layout optimization is to solve the problem of application Caton caused by poor layout rendering performance, so it can be considered as a subset of Caton optimization.This paper mainly includ ...

Learning objectives: learn the basic grammar of ADB 1.adb version adb version is used to view the adb version C:\Users\le>adb version Android Debug Bridge version 1.0.39 Version 0.0.1-4500957 Installed as C:\Users\le\Desktop\Maohuan\platform-tools-latest-windows\platform-tools\adb.exe`` 2.adb devices adb devices is used to view the code ...

Recently, I plan to do network related optimization work. I have to familiarize myself with the network framework again. OkHttp is the leader of the network framework in the Android field. I take this opportunity to make an in-depth analysis of some internal implementations of OkHttp. At the same time, these questions are also frequent visitors ...

Introduction to Dart language simplification 1. Introduction Dart should be designed with reference to both Java and JavaScript and kotlin object-oriented JIT & AOT: JIT (Just in Time) advantages: instant compilation, faster compilation during development and faster overloading; Disadvantages: compiling the code into machine code at ru ...

Author: Yi Dong preface There is no perfect architecture, only the most appropriate architecture. Android application architecture changes: MVC, MVP, MVVM, MVI. There are numerous high-quality articles in the technology community on the concept, logic, implementation methods, advantages and disadvantages of these four architectures, ...

I Open UniPush push service At manifest Check push in JSON Click here to view how to activate UniPush push service II Online push (summary) 1. You need to ensure that the Android package name entered must be consistent with the configuration during packaging, otherwise you will not receive the push message 2. Obtain cid plus.push.ge ...