Python

How-tos How to Fix ValueError: Cannot Convert Float NaN to Integer in Python This tutorial will teach you to fix the ValueError: cannot convert float NaN to integer in Python. ↗ How-tos How to Fix ConnectionRefusedError: [Errno 111] Connection Refused In this article, we will learn what is the ConnectionRefusedError, basically this error indicates that the client is unable to connect to the port on the system running the server … ↗ How-tos How to Find Prime Factors in Python Find an integer's prime factors in Python with trial division, a sieve, or the primefac package. ↗ How-tos How to Serialize a Python Class Object to JSON This tutorial educates about serialization in Python and demonstrates Python class JSON serialization. ↗ How-tos Python Multiprocessing Logging Learn to run Python work in separate processes, inspect process IDs, map tasks with Pool, and collect worker logs with a queue. ↗ How-tos How to Calculate and Display a Convex Hull in Python This tutorial will teach you to calculate and display a convex hull in Python using libraries like NumPy and Matplotlib. Learn about the convex hull concept, explore methods like … ↗ How-tos How to Get Union of Lists in Python Union of Lists reflects that all the elements from the different lists will be put up inside a single list. ↗ How-tos How to Read User Input as Integers in Python Read user input as integers in Python 3: convert a single value with int(input()), read several integers from one line with split() and map(), and handle invalid input with … ↗ How-tos How to Play Mp3 File Using Python Learn five ways to play an MP3 file with Python, with setup, path, and platform guidance. ↗ How-tos How to Save a Dictionary to a File in Python This tutorial demonstrates how to save a dictionary to a file in Python ↗ How-tos How to Ping A Server using Python This tutorial demonstrates how to ping a server in Python ↗ How-tos How to Convert a String to Binary in Python Convert a Python string to binary code-point values or to binary values for bytes in a chosen text encoding. ↗ How-tos How to Redirect Print Output to a File in Python Learn how to write text and printed output to a file in Python, append content, and choose the right file-writing method. ↗ How-tos How to Count Character Occurrences in a Python String Count a character in a Python string with str.count(), or use Counter, iteration, and regular expressions for other needs. ↗ How-tos How to Check if a Python String Is a Palindrome Check whether a Python string is a palindrome with slicing, reversed(), loops, recursion, deque, and text normalization. ↗ How-tos How to Get a Negation of a Boolean in Python This tutorial demonstrates how to negate a Boolean in Python. ↗ How-tos How to Get Directory From Path in Python This tutorial demonstrates how to extract a part of the file path in Python. ↗ How-tos How to Copy a 2D Array in Python Learn when to use NumPy copy(), copy.deepcopy(), a shallow list copy, or a NumPy view for 2D data in Python. ↗ How-tos How to Install XGBoost in Python Install XGBoost in the Python environment you use, choose pip or conda, and learn when a source build is appropriate. ↗ How-tos How to Set Environment Variable in Python Script Environment variables are usually set manually inside a system, but we will use Python scripts to interact with environment variables. ↗ How-tos How to Copy a Dictionary in Python Learn when Python assignment creates an alias, when dict() or copy() makes a shallow copy, and when copy.deepcopy() is needed for independent nested values. ↗ How-tos How to Convert Hex String to Int in Python It demonstrates how to convert hexadecimals to integers in Python ↗ How-tos How to Get Function Name in Python Learn how to get or print a Python function's name with __name__, use __qualname__ for nested names, and inspect the current frame when needed. ↗ How-tos How to Compare Strings Without Case Sensitivity in Python There are three main methods used to carry out case insensitive string comparison in python which are lower(), upper() and casefold(). ↗