Reading time is approximately 5 minutes. Library Name and Introduction Chardet is a character encoding detector that can automatically detect the encoding of text, web pages, and XML. colorama is mainly used to add various colors to text and is very simple to use. Prettytable is mainly used to build formatted output in terminal or … Read more
【Click the above「blue text」 to follow DF Maker Community and become a tech aesthetician】 Summer is here, and it’s the buzzing season for mosquitoes, which is no different in China or abroad. Today we introduce a project that upgrades our weapon—the electric mosquito swatter—to make our battle with mosquitoes a bit more fun! The upgraded … Read more
Authors: Zeng Mingxing, Ning Xiaohui, Zhou Qingping, Xu Hongzhi, Su Juan Abstract The online learning space aims to promote the transformation of teaching and learning methods and the personalized application of learning environments. It is an important part of China’s “Three Connections and Two Platforms” project. The core concept of maker education is to cultivate … Read more
Part One What is PID? PID stands for “Proportional, Integral, Derivative”, which is a very common control algorithm. PID has a history of 107 years. It is not something sacred; everyone has certainly seen practical applications of PID. For example, quadcopters, balance cars… as well as cruise control in cars and temperature controllers in 3D … Read more
MAKER:Makertronics／Translated By:Fun Without End Hello everyone! Today is Pi Day of 2022. Let’s introduce a Pi calculator! This is a calculator made with Pico, which I call PiCalc. This tiny calculator may be small in size, but it has all the necessary functions. It supports decimal numbers and expressions with parentheses priority. Just pull it … Read more
Abstract: This article starts with the demand and uses questionnaire surveys and literature research methods to analyze the demand for educational robots from both user and research perspectives. From the user perspective, it summarizes the roles that educational robots need to play for three types of users: students (including elementary, middle, and university students), teachers … Read more
High-altitude scientific balloons provide an excellent platform for conducting various scientific payload experiments. In foreign countries, it is often required that instruments undergo testing on high-altitude balloon platforms before officially launching into space. At the same time, to alleviate the burden on scientists in instrument design as much as possible, scientific balloon groups provide conventional … Read more
MAKER: Shiura ／Translated by: Qu Wujin The fifth generation of the “Hollow Clock” is a comprehensive improvement and refinement based on previous versions. This clock features a thinner and cleaner ring design (only 7mm), complete with scale markings. Its appearance has almost no exposed screw heads (except for the center of the hands), making the … Read more
MAKER: mosivers／Translator: Qun Endless Thermochromic liquid crystal film is a fascinating material that changes color with temperature variations. DIYing a clock with this material makes the display and the changing process particularly unique! The clock uses a four-digit seven-segment display, with hours and minutes arranged vertically and slightly offset. Each part contains a controller PCB … Read more
Every Monday, an original piece focusing on 5G, the Internet of Things, and artificial intelligence. Join my Top Insights to utilize fragmented time for learning. Introduction In the last issue, we explored Huawei’s general capability platform HiAI, primarily serving its terminal developers. It integrates many out-of-the-box algorithms and computational support, saving developers a significant amount … Read more