2017-2018-2 20165315 Experiment Four "Android program design" experimental report 24th: The first knowledge of Android
Android StudioThe project's directory tree
1 Build: This directory contains auto-generated files that include
Greendao Basic use is very simple, online a large basket, recommended in the book search, then I want to say something here, imagine, these simple demo can take you to understand Greendao, but you can use these code to do the company's projects,
Official Document Https://trac.pjsip.org/repos/wiki/Getting-Started/iPhoneFunctionFeatures that can be implemented on the iphone:
Includes CoreAudio-based audio devices that support the built-in ILBC codec support built-in ILBC codec
In the app test, there is a test direction can not be ignored, is the installation, uninstall and update, a lot of people asked this question, I did a summary here, there is a supplementary please leave a message oh
Installation
1.
Add a child control on the cell, when we click or long press, if the child control has a background color, the background color will be gone, this time the product manager came to a meal godless,??。 Just think of the following diagram:So if you want
Once you've created your first Hello World project with Android Studio, we'll see the project structure using Project mode. I.. Gradle and. IdeaThese two directories are placed in some files that are automatically generated by Android studio.Second,
C#winform No Border form Move method, imitate mouse click title bar move form PositionHere are two ways to do this.Method one: Directly by modifying the form position to achieve the effect of moving the formMethod Two: Direct spoofing send click the
First, introduce the differences between copy, strong, weak, as shown in the code@property (copy,nonatomic) nsmutablestring*Acopymstr, @property (strong,nonatomic) nsmutablestring*Strongmstr, @property (weak,nonatomic) nsmutablestring*Weakmstr,
The JSON file is as follows:Converts the retrieved JSON data to a string formNew okhttpclient (); New Request.builder () . URL ("Http://10.0.2.2/get_data.json") . Build ();
Reference: http://www.shareniu.com/article/73.htmThe need is to write a method of my writing to run after the project started, before using the Redis message listener, feeling can follow the listener this idea, and then thought of Sringboot
As we all know, some of the features of the app may be used to H5 development, which will inevitably encounter Java and JS call each other, Android use Webviewjavascriptbridge to achieve JS and Java interaction, here Jsbridge the use of third-party
Test models: Xiaomi, Huawei, AppleTest your browser: Chrome, Safari, FirefoxThe final result is that you're screwing with me, and I'm screwing with me! I think it's beautiful, you think that's pretty (I think you all are unified!) )Because the
PCH file function: 1, store public macro 2, store public header file 3, custom log (log compare consumption performance so when you publish to shoot the log) PCH file principle to copy all the contents of the PCH to each file in the project. There
How to manage memory in Android
Android system memory allocation and recovery methods
An app is usually a process that corresponds to a virtual machine
GC goes garbage collection only if the heap is not enough space left
20165310 experiment Four "android program design" 24th: The first knowledge of Android task one: rewrite the res directory content, Hello world to show their own school number, before and after a classmate's school numberFirst we need to understand
Download and install Android Studio
: Download Android Studio
Installation Tutorial Reference Android Development Easy Tutorial
Experimental content Task One
Refer to the Java and Android Development Learning Guide (second
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