Adding Text to an Image with Python In daily life, we often need to add text to images, such as adding a date and time to a photo or adding a watermark. Python is a powerful programming language and provides…

Printing the Time Interval Between Two Points in Python In this article, we’ll learn how to print the time interval between two points in a Python program. A time interval is the time it takes to reach another point in…

Python lock and rlock 1. Introduction In multithreaded programming, locks are often used to prevent data inconsistencies or errors caused by multiple threads accessing or modifying shared resources simultaneously. Python provides multiple locking mechanisms, including Lock and RLock. This article…

How to Check the Python Version in Ubuntu In the Ubuntu operating system, there are several ways to check the installed Python version. The following describes three common methods. Method 1: Check via the command line Enter the following command…

Do I need to use a Python package virtual environment when using Python 3.3? In this article, we’ll explain whether or not to use a Python package virtual environment when using Python 3.3. First, we’ll explain what a virtual environment…

Python Dictionary Copying In Python, a dictionary is an unordered, mutable, and iterable data type used to store key-value pairs. Sometimes we need to copy a dictionary instead of referencing it so that we can modify the copy without affecting…