The poster works in Wuhan and changed his career to Linux software. A few days ago, he interviewed a company that makes medical equipment. After two interviews, it seems that he passed. At present, he
Using offline IDE development can be more flexible. This time, the temperature and humidity, light intensity, air quality, power and charging status are collected and displayed on the screen.The opera
V1 is a voltage that changes from 1 to 20V, Vin is the input voltage, and Vout is the output voltage. Can an amplifier be used to control the Vout output through Vin so that Vout = Vin* total number o
Experimental goal: realize the timer function, and click the dot button to print out the current time.The classes used are QTimer and QTime. QTimer is a timer class, equivalent to a stopwatch, and QTi