Smart home control system based on Huawei cloud design (STM32+ESP8266)
1. Function introduction
This is a smart home...
[QML] summary of QML signal and event processing mechanism
1, Introduction QML has a signal and handler mechanism, in which the signal is an event and responds to the signal throu...
Qt5 development and case study 13 Qt5 text editing function
preface   Qt classes often used when writing text editing programs containing formatting include QTextEdit, QTextDo...
Initial use of QSerialPort, a QT5 serial port class
I mainly use the serial port class here. The function is to open the serial port read and write, click the Send Data but...
Initial use of QSerialPort, a QT5 serial port class
I mainly use the serial port class here. The function is to open the serial port read and write, click the Send Data but...
Initial use of QSerialPort, a QT5 serial port class
I mainly use the serial port class here. The function is to open the serial port read and write, click the Send Data but...
Graph Selection Function Implementation of Qt C omponent QScrollArea
1. Basic Information Programming language: C++. Visualization Platform: Qt Main components: QScrollArea, QLable 2. Key...
Analysis of file dependence of Qt in creating Application
When using QtCreator to create Application program, it will automatically create * * *. UI file in the folder "buil...
pyqt5 learning record
1, Write at the beginning Boring writing. Recently, I learned how to do python GUI. I feel much behind the web page. I j...
PyQt5: simple video player
This article aims to introduce how to use PyQt5 to make a simple video player
...
Summary of common skills in Salesforce Apex (continuous update)
Preface The blogger is also a Salesforce Apex, who has been working for a long time. I would like to share the useful knowledge and the knowledge I u...
cv2 window resizable and scaleable
import cv2 videoCapture = cv2.VideoCapture('test.mp4') cv2.namedWindow('name', cv2.WINDOW_NORMAL | cv2.WINDOW_KEEPRATIO) while Tr...
QML TEXT content up and down, left and right effect realization
1. effect Want to use QML to achieve the effect of scrolling Text, that is, "can scroll up and down one by one, when each content exceeds the le...
Signal + slot test case for pyqt5
When writing code with pycharm, it was found that the signal set a slot for connection, but the test found that it did not work. In addition, without...