in this tutorial, We’ll explore how to generate QR code Using Python. I am using Flask framework to create UI. We’ll walk through the steps to build a QR code generator using Python and Flask. Python is a popular and widely used programming language known for its simplicity and readability. Flask, a lightweight Python web framework, developers can create web apps quickly and effectively. What is a QR Code The Quick Response (QR) codes have become an integral part of our daily lives. We utilize QR codes for various purposes such as making payments, redeeming offers, downloading apps, and bookin ..read more

in this python tutorial, I’ll explore ways to convert DateTime object to string. I have already shared an tutorial Convert string to DateTime in Python. We’ll use the strftime() method to convert Datetime into string in Python. This method is part of Python datetime module, it provides classes for manipulating dates and times. Convert datetime object to a string The Python datetime module includes strftime() method to convert a datetime object to a string. This method allows you to specify the format of the output string. from datetime import datetime # Assuming you have a datetime object d ..read more

in this tutorial, We’ll learn about different ways to gracefully exit a from python program. You can exit by using methods such as the quit(), exit(), and sys.exit() commands. We’ll discuss the following method here: Exit using quit(). Exit using exit(). Exit using sys.exit(). Python quit() function The quit is a built-in python method that is used to exit from a Python program. it terminates the execution of the program completely. It stops the interpreter and returns to the operating system. for val in range(0,10): if val == 3: quit() print(val) in the above code, We are printing “va ..read more

In this article, I’ll demonstrate how to create a pretty print list of dictionaries in Python. You can learn how to print a dictionary as JSON in Python by using different techniques. The python has two inbuilt methods that can be used to pretty print a list of dictionaries. The first one is json.dumps() and the second one is the pprint.pprint() function. What’s Pretty Print Pretty printing dictionaries in Python means formatting them in a readable way. It organizes key-value pairs for better understanding. What’s Dictionary A dictionary is a mutable and unordered collection of key-value pairs ..read more

In this quick tutorial, I’ll show you six different approaches to getting the current year in Python. Python is a method and module-rich programming language that provides multiple ways to retrieve the current year. How to Get the Current Year in Python Let’s discuss different techniques in Python to get the current year. We want to access the current date and perform some operations on it to obtain results based on the current year. Using the DateTime Module Using strftime By using now() method Using the arrow External Library Using Date String Extract Year from Epoch Time Using the Datetim ..read more

This find and replace is a very common operation in web development. Here, We’ll discuss different approaches to find and replace the first occurrence of a substring in a string using Python. Replace Occurrences of Substrings in Strings in Python The replace() method is a commonly used way to find and replace a string in Python. by default, replaces() method finds and replaces all occurrences of a string. You can use concatenation and slicing to replace only the first occurrence. Here, We will discuss the following ways to replace occurrences of substrings in Strings in Python: Using str.repl ..read more

In this post, we’ll explore various reasons behind this import error. I’ll walk you through the causes of this error message and how to fix it. This occurs when there is a version mismatch between Pydantic and one of its dependencies. Context of Error: The error message “Cannot Import Name Multihostdsn from pydantic.networks” denotes that the interpreter is unable to locate the attempt to import the Multihostdsn name from the pydantic.networks module. Possible reasons for the Error There are the following Common Causes of “Cannot Import Name Multihostdsn from pydantic.networks” Error: The pyd ..read more

in this article, We’ll explore the various reasons behind generating “Javascript Error: IPython Is Not Defined” error. I’ll walk you through the causes of this error message and how to fix it. What’s IPython IPython stands for “Interactive Python”, is an interactive command-line shell for Python. It provides an enhanced interactive environment for running and developing Python code. It helps to create interactive environment computing, data analysis, and visualization. Jupyter Notebooks uses IPython to combine code, text, and visualizations in a single document. There are the following Common ..read more

in this tutorial, We will troubleshoot “zsh: command not found: brew” in the system. This error usually indicates that the Homebrew binary is not in the system’s PATH or that Homebrew is not installed correctly. Homebrew, is a popular package manager for macOS and Linux, allowing users to install, update, and manage a variety of software packages. I’ll explore all the possible reasons behind this error and step-by-step solutions to resolve it. Why does this Error Occur? This issue can occur for several reasons, including incomplete installations or misconfigurations of Homebrew. The “zsh: comm ..read more

in this tutorial, We’ll learn different ways to solve the “conda command not found”. The conda is a package manager that helps to install packages for multiple programming languages. The explore common reasons for this issue and solve it. conda command not found We’ll explore the potential causes of this error and guide you through the steps to resolve it. There are the following reasons occur this error: Conda Not Installed The path is not configured correctly Conda is not activated Outdated Conda versions Verify Conda Installation We can confirm that Conda is correctly installed with its v ..read more