Alicloud Internet of things platform custom Topic script parsing function demonstration

Summary Before, all the customized topics on the Internet of things platform were used for direct transmission of messages, instead of data script analysis similar to the model of things. The latest self defined Topic script parsing function of the platform. The device reports data through the self-defined Topic with the parsing mark (? sn=defa ...

Added by ojeffery on Thu, 30 Jan 2020 06:41:58 +0200

Get screen width and height in Android

How to get the width and height of the screen and use this value in the following locations: @Override protected void onMeasure(int widthSpecId, int heightSpecId) { Log.e(TAG, "onMeasure" + widthSpecId); setMeasuredDimension(SCREEN_WIDTH, SCREEN_HEIGHT - game.findViewById(R.id.flag).getHeight()); } #1 building Just to ...

Added by falcon8253 on Tue, 28 Jan 2020 16:15:48 +0200

Two methods of using WX-JSSDK in vue

The company has recently had the demand for WeChat public address, so WeChat's login authorization and how to use WX-JSSDk to share are all the most troublesome problems. I also developed the WeChat public number for the first time. I read a lot of blogs on the Internet. Finally, I selected two methods ...

Added by ignorant on Fri, 17 Jan 2020 10:33:40 +0200

iOS Aurora sharing integrated graphics tutorial (latest version in 2020)

Article directory iOS Aurora sharing integrated graphic tutorial 1. iOS SDK integration guide of Aurora official website 2. Xcode creates a project and obtains the Bundle Identifier 3. Aurora platform application management create application and apply for appkey 4. Xcode project, pod import library ...

Added by thegreatdanton on Thu, 16 Jan 2020 18:05:40 +0200

Android Panorama Advertising Access Tutorial

Panorama Advertising Access Tutorial I believe everyone has met the need to add advertising in the app. Most of the way is to add advertising on the open page to attract users to click and jump.There are many advertisements on the market at present. Today we will introduce the simple integrated access ...

Added by gmcalp on Thu, 16 Jan 2020 04:26:49 +0200

Introduction to the stellar block chain JavaScript development package

The Stellar JS SDK encapsulates the submission of Stellar transactions and the interaction with the Stellar Horizon API server and can be run in the Node.js environment or in a Web browser.js-stellar-sdk has two main roles: 1, querying Stellar block chain data through the Horizon API server 2, building Stellar transactions, signing and submitti ...

Added by Evilace on Tue, 07 Jan 2020 10:52:27 +0200

Developing Stellar Block Chain Application with JavaScript

The Stellar JS SDK encapsulates the submission of Stellar transactions and the interaction with the Stellar Horizon API server and can be run in the Node.js environment or in a Web browser.js-stellar-sdk has two main roles: 1, querying Stellar block chain data through the Horizon API server 2, building Stellar transactions, signing and submitti ...

Added by davidosullivan on Tue, 07 Jan 2020 00:48:27 +0200

Android gets IMEI value of mobile phone

During the production of mobile phones, each mobile phone has a unique ID, and international mobile equipment identity (IMEI) is adopted internationally. IMEI is an "electronic serial number" composed of 15 digits. It corresponds to each mobile phone one by one, and the code is unique in the world. After assembly, eac ...

Added by nepton on Sun, 05 Jan 2020 22:36:28 +0200

Alibaba cloud intelligent vision AI Quick Start

Summary Intelligent visual AI open platform is an open platform for enterprise users, software and hardware service providers and developers, providing simple, easy-to-use, high-quality visual algorithms. The platform algorithm capability has been developed and precipitated by Alibaba Damo Institute machine intelligence laboratory and multi ...

Added by carydean on Thu, 02 Jan 2020 08:26:27 +0200

6, opencv ndk environment building (cmake mode)

opencv full name open source compute vision, open source visual Library 1, Preparations The steps to import opencv are relatively simple. The preparation steps are divided into the following three steps: Download opencv android sdk https://opencv.org/releases.html Copy opencv Android SDK / SDK / native / LIBS to jniLibs of ...

Added by superpimp on Fri, 20 Dec 2019 22:03:31 +0200