When working with strings in Python, you will often find yourself needing to remove a prefix or a suffix. For example, file names may be prefixed with a certain string and you want to remove that prefix when renaming files.… Read More »How to Remove a Prefix or Suffix from a String in Python
Being able to work with strings is an essential skill for a Python developer of any skill level. One of the most common operations you’ll run into is needing to capitalize different characters. For example, you may want to convert… Read More »Convert a String to Title Case in Python with str.title()
Python lists are a common data type you’ll use to store data. Because they’re mutable (meaning they can be changed) and heterogeneous (meaning they can store different types of data), Python lists are very popular. Being able to add items… Read More »How to Append a String to a List in Python
Python provides you with incredibly versatile and powerful ways in which to handle files. Being a general-purpose programming language, completing I/O operations in Python is quite easy. Being able to work with files with the simple and intuitive syntax of… Read More »File Handling in Python: A Complete Guide
Conditional statements, or if-else statements, allow you to control the flow of your code. Understanding the power of if-else statements allows you to become a stronger Python programmer. This is because they allow you to execute only certain parts of… Read More »Python If-Else Statements with Multiple Conditions
The Python startswith method is used to check if a string starts with a specific substring. In this tutorial, you’ll learn how to use the Python startswith function to evaluate whether a string starts with one or more substrings. Being… Read More »Python String startswith: Check if String Starts With Substring
The Python endswith method is used to check if a string ends with a specific substring. In this tutorial, you’ll learn how to use the Python endswith method to evaluate whether a string ends with one or more substrings. Being… Read More »Python String endswith: Check if String Ends With Substring
When working with files programmatically, you’ll often want to know how large a file is. This can be helpful when transferring files or copying files. Python provides a number of built-in methods of doing this, including using the os and… Read More »How to Get File Size in Python in Bytes, KB, MB, and GB
The Python AttributeError is a common one that can mean different things. In this tutorial, you’ll learn how to solve the Python AttributeError: ‘dict’ object has no attribute ‘append’ error. The solution to the error can be interpreted in different… Read More »How to Fix: Python AttributeError: ‘dict’ object has no attribute ‘append’
JavaScript Object Notation (JSON) is one of the most common formats you’ll encounter when working with data – especially web data. Being able to convert the format into other formats, such as CSV, is an important skill. In this tutorial,… Read More »How to Convert JSON to CSV in Python
Being able to work with and round floating point values, or decimal values, in Python is an important skill. In this tutorial, you’ll learn how to round to decimal places in Python, including learning how to round up or down.… Read More »How to Round to 2 Decimal Places in Python
Pandas is the essential data analysis library in Python. Being able to use the library to filter data in meaningful ways will make you a stronger programmer. In this tutorial, you’ll learn how to use the Pandas query function to… Read More »How to Use Pandas Query to Filter a DataFrame
