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App Inventor 2 UrsPahoMqttClient 拓展 - 物联网轻量级MQTT协议 · App Inventor 2 中文网
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订阅主题
订阅主题是通过订阅方法完成的。
Topic 文本：要订阅的主题。允许使用通配符。
QoS 数字：接收这些消息所需的服务质量。
取消订阅
Topic 文本：要取消的订阅。允许使用通配符。
接收消息
收到消息时...
This app won't run unless you update Google Play Services (via Bazaar)
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I tried copying the latest GmsCore.apk directly to the emulator but that's not working either. It probably would work if I knew exactly which APKs to copy from my rooted device.
– James Wald
Dec 5 '12 at 4:28
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Google Play on Android 4.0 emulator
How can I install the Google Play .apk onto my Android 4.0 emulator?
8 Answers
8
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ADB Install Fails With INSTALL_FAILED_TEST_ONLY
I am having issues installing an apk to my device.
25 Answers
25
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App Inventor 2 UrsAI2UDP 拓展 - UDP广播通信协议 · App Inventor 2 中文网
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UrsAI2UDP 拓展用法
发送和接收文本 (URSAI2UDPTest)
发送和接收字节数组 (UDPBinaryTest)
« 返回首页 Iot 专题
拓展下载：
UrsAI2UDP.zip
demo下载：
CLOUD_REMOTE_VIDEO_CAR.aia
原作者开发动机
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How to set versionName in APK filename using gradle?
I'm trying to set a specific version number in the gradle auto-generated APK filename.
14 Answers
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The apk must be signed with the same certificates as the previous version
...ent of the manifest file. Also, the package name must be the same and the .apk must be signed with the same private key. If the package name and signing certificate do not match those of the existing version, Market will consider it a new application and will not offer it to users as an update.
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How to view the contents of an Android APK file?
Is there a way to extract and view the content of an .apk file?
13 Answers
13
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What is INSTALL_PARSE_FAILED_NO_CERTIFICATES error?
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Did you edit the AndroidManifest.xml directly in the .apk file? If so, that won't work.
Every Android .apk needs to be signed if it is going to be installed on a phone, even if you're not installing through the Market. The development tools work round this by signing with a d...
How to decompile an APK or DEX file on Android platform? [closed]
Is it possible to decompile an APK package or DEX file on Android platform?
Are there any tools that can decompile an APK file?
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