Qztap.com Website Review

In the world of IOT MQTT is a lightweight transmission protocol, because the resources of the system are not much, but it can provide timely information, which is quite helpful for many applications. The following is an experimental way, by the local mode and NodeMCU's ESP8266 WiFi module... Find a parking space service (still adding more parking information, you can try asking me.. The road name in the table on the left, such as: Zhongxiao Road or Sanhou District Zhongxiao Road) This service is mainly intended to integrate the government's open materials... Those who learn IOT should know the IC of the ESP8266 because it is cheap and open source, so there are many applications. Then it comes! The most common thing to see is to use a mobile phone to control the application of home appliances! After several years of hard work, I found that the market really uses it to become a barrier on the wall of the home!... MQTT is a kind of posting message (publish message) subscribe message mechanism-based message transfer protocol (transport protocol); ... How to make App users, install App has always been a threshold for developers to break through, now use existing technology The function of the unified invoice will be made by using the webpage to see if it can be used. The above unified invoice application is based on python 3.5 crawling... Read more The App can also use the web page to read NFC tags. Is this true? You can take out your phone now and try it out! Please take out your phone and turn on the NFC function, then press the following Note: The above test uses PHP + ja*as ... In a competitive market, advertising investment is often considered a necessary investment! But what resources should be invested and what advertising should be done? If, a service can be like a robot for a long time Similarly, as long as you use your store's WiFi, it will automatically spread out your store, so is the investment worthwhile? Read the full article