CocoaMQTT v2.0: the first iOS client supporting MQTT 5.0

In August 2017, OASIS MQTT Technical Committee officially released the for Public Review MQTT 5.0 Draft of. In 2018, MQTT 5.0 was officially released. However, until now, there is still no client SDK fully supporting MQTT 5.0 in Apple ecosystem.CocoaMQTT It is the MQTT CLIENT SDK provided by EMQ team for iOS developers. At present, it is widely ...

Posted on Wed, 24 Nov 2021 09:57:52 -0500 by duall

Use Tencent cloud object cloud storage to upload files (Java temporary secret key) and use applet SDK

Upload files using Tencent cloud object cloud storage (Java temporary secret key) Use the domain name that has been resolved by Tencent cloud DNS land Object Storage Console Enter your domain name list Own domain name list https://console.dnspod.cn/dns/list Save - > test Test access picture (uploaded...) Using the Java SDK ( ...

Posted on Wed, 22 Sep 2021 23:39:03 -0400 by fractalvibes

How to build an online live broadcasting room (technical post)

background At present, video live broadcasting is so popular. What technologies are involved in building an online live broadcasting room? The live video is composed of the live end of the anchor and the viewing end of the audience. A simple viewing terminal should at least include a player and a chat room. The following describes the related ...

Posted on Thu, 02 Sep 2021 18:52:08 -0400 by slshmily

Android Dropdown Refresh Dropdown Load More, PullToRefresh Third Party

Don't say anything but the picture above I'm using a third party that relies on PullToRefresh to do this This is just a listening method. First inject dependencies: //Refresh pullToRefresh compile 'com.jwenfeng.pulltorefresh:library:1.0.3' Then layout: <com.jwenfeng.library.pulltorefresh.PullToRefreshLayout android:i ...

Posted on Tue, 14 Jul 2020 11:12:12 -0400 by PHPMan

Android implements request HTTP authentication

These days, the development of external SDK, can achieve landing, payment.Similar to developing a set of QQ, WeChat third party login.The authorization protocol used is OAuth 2.0.Among them, Http Authentication is used, and you can consult the online materials. There are all kinds of answers, some don't know if they have been verified, and some ...

Posted on Fri, 10 Jul 2020 10:57:16 -0400 by the apprentice webmaster

Braintree SDK integration and common problem solving

Introduction to Braintree android sdk integration Drop-in UI integration link: 1.Official Web - drop-in UI Official UI and server interaction (nothing else to do) 2.git address Official demo examples Interactive schematic diagrams: Interactive steps: Your app or web front-end requests a client token from your server in order ...

Posted on Wed, 08 Jul 2020 12:14:01 -0400 by rwachowiak

100% Perfect Friend Sharing

Step 1: go Federation Official Website Register an account to create an application (the application name matches the project name), a detailed step you can refer to Friends QQ Login Skipping this time, text Import jar package add permission <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" /> <uses-p ...

Posted on Fri, 03 Jul 2020 11:10:27 -0400 by fire_cracker

STM32+ESP-01 docking with Alibaba Feiyan platform

STM32+ESP-01 docking with Alibaba Feiyan platform In recent years, with the rapid development of microelectronics technology and computer information technology, the Internet of things technology has emerged, and the interconnection of everything is possible. At present, most consumer electronic prod ...

Posted on Sun, 28 Jun 2020 21:26:44 -0400 by spooke2k

Take you to build an APM monitoring system

APM is the abbreviation of Application Performance Monitoring, which monitors and manages the performance and availability of software applications.Application performance management is critical to the continuous and stable operation of an application.So this article talks about how to accurately monitor and report data from an iOS App perform ...

Posted on Fri, 26 Jun 2020 21:14:44 -0400 by veveu

How to render the current geographic location (province, city) to the page? (Baidu map API)

Effect style Direct up component: (there are detailed error reports and solutions later) 1. Open the indet.html File, insert script label into: (there is a detailed tutorial after obtaining AK value) <script type="text/javascrip ...

Posted on Fri, 26 Jun 2020 01:00:27 -0400 by bguzel