React Native 从入门到踩坑

---

title: React Native 从入门到踩坑
date: 2017-03-13 03:50:12
tags: React Native
categories: React Native

---

Get started.

http://reactnative.cn/docs/0.42/getting-started.html#content

Forum

http://bbs.reactnative.cn/category/4/求助专区

Q: gradle download slow.

A: copy and download link like:
https://services.gradle.org/distributions/gradle-2.14.1-all.zip
put zip inC:\Users\Administrator\.gradle\wrapper\dists\gradle-2.14.1-all\8bnwg5hd3w55iofp58khbp6yv
B:freeGate http://www.cnblogs.com/zhang-cb/p/6065118.html
C: app\gradle.propertiesadd

systemProp.http.proxyHost=android-mirror.bugly.qq.com
systemProp.http.proxyPort=8080
org.gradle.jvmargs=-Xmx2048m -XX\:MaxPermSize\=512m -XX\:+HeapDumpOnOutOfMemoryError -Dfile.encoding\=UTF-8
org.gradle.parallel=true
target-sdk=23

read more: http://hucaihua.cn/2015/06/06/android_studio_problem/

Q: sdk not defined

sys env var add%ANDROID_HOME%
path add%ANDROID_HOME%;%ANDROID_HOME%\platform-tools;

Q: copy in cmd

标记 选中 回车

Q: Could not create ADB Bridge

settings-ADB-Use custom SDK tools.
Restart genymotion
read more: http://stackoverflow.com/questions/35959350/react-native-android-genymotion-adb-server-didnt-ack

Q: adb wifi

1 usb connect, enable USB Debugging
2 cmd adb tcpip 5555
3 adb connect 192.168.1.***
back to usb mode: adb usb
show devices: adb devices
stop adb wifi:adb tcpip -1
adb wifi 不稳定

Q: failed to install all/ Unable to upload some APKs (真机测试)

android/build.gradlechange version to 1.2.3
change ProjectDir\android\gradle\wrapper\gradle-wrapper.properties
url to gradle-2.2-all.zip
cmd adb reverse tcp:8081 tcp:8081
read more: http://blog.csdn.net/yk377657321/article/details/53036788

Q:开启Gradle Daemon

dir .gradle
creat file gradle.properties
addorg.gradle.daemon=true

Q: 官网找不到Genymotion下载，提示收费。

先登录，点下载，滑到下面就有了。

Q: Genymotion: Unable to create Virtual Device: Connection timeout.

A: Check the /home/user/.Genymobile/Genymotion/genymotion.log file and at last 10 lines of the file you will get somthing like this:
http://dl.genymotion.com/dists/6.0.0/ova/genymotion_vbox86p_6.0_160825_141918.ova
download and put this image file to /home/user/.Genymobile/Genymotion/ova/ and restart Genymotion and add this device.
参考链接： http://stackoverflow.com/questions/19700646/unable-to-create-genymotion-virtual-devicesconnection-timeout

Q:error:device offline

重启模拟器，实在不行就：
adb kill-server
adb start-server
adb remount`

Q:真机测试始终白屏

手机设置，项目APP开启桌面悬浮窗权限

Q:真机摇一摇没反应

手机设置，项目APP开启桌面悬浮窗权限