Python Tkinter is the python built-in GUI application development library, it is very easy and flexible to use to create simple GUI applications. This article will tell you how to use the Tkinter library to develop a GUI application with a hello world example.
Python Tkinter Hello World Example Read More »
This article will tell you how to change the terminal styles including terminal background color, font size for Mac, Linux, and Windows.
How To Change Terminal Background Color And Font Size For Mac, Linux, Windows Read More »
Recently, when I start an existing virtual machine in Oracle VirtualBox Manager, it throws the error Failed to open a session for the virtual machine, Failed to construct device ‘usb-ehci’ instance. This article will tell you how to fix it.
If you want to extract the file names of the files contained in a certain folder, put them in the worksheet for other uses, it is very troublesome to input them one by one or copy and paste them. In fact, we can use the two excel functions FILE and INDEX together to extract the file name in
Excel Tips How To Easily Extract File Name In Folder Read More »
Dpkg is the abbreviation of the Debian package. It is a suite management system specially developed for the “Debian” operating system, which is used for software installation, update, and removal. All Linux distributions from “Debian” use dpkg, such as “Ubuntu”.
How To Use dpkg On Linux Read More »
This article will tell you how to open the task manager on Mac, Linux, Windows. It will also tell you how to use the task manager to manage program processes as well.
How To Open Task Manager On Mac, Linux, Windows Read More »
I found my PC runs so slowly these days. Then I open the PC task manager to see which program leads the PC running slowly. I found there are almost 100 Google Chrome processes running that occupy almost 2G memory, but I only start about 10 Google Chrome tabs in the browser. This article will
How To Stop Multiple Google Chrome Processes Read More »