In this tutorial, you’ll learn how to use the Python new line character and how to print without newlines. Being able to control how your program prints strings is an important skill, especially when working with text files or command-line
In this tutorial, you’ll learn how to use Python to concatenate strings. Being able to work with strings in Python is an important skill in almost every program you’ll write. In some cases, you’ll want to display text in your
In this tutorial, you’ll learn how to use the built-in Python map() function. This function allows you to process and transform, or “map”, items in an iterable without needing to use a loop to iterate. The function allows you to
In this tutorial, you’ll learn how to use Python to count the number of words and word frequencies in both a string and a text file. Being able to count words and word frequencies is a useful skill. For example,
In this tutorial, you’ll learn how to use Python to make a list of the entire alphabet. This can be quite useful when you’re working on interview assignments or in programming competitions. You’ll learn how to use the string module
Learn how to use Python to concatenate a string and an int, including how to use the string function, f-strings, % and +, and format.
In this tutorial, you’ll learn how to emulate the Python increment and decrement operators. You’ll learn why no increment operator exists in Python like it does in languages like C++ or JavaScript. You’ll learn some Pythonic alternatives to emulate the
Learn how to use Python to sort a string including how to sort strings using the sorted function, with case sensitivity or insensitivity.
In this tutorial, you’ll learn how to use Python’s zfill method to pad a string with leadering zeroes. You’ll learn how the method works and how to zero pad a string and a number. You’ll also learn how to use
Learn how to use Python to convert int to binary (integer to binary strings) using the format and bin functions, and string formatting.
Use the Python rfind method to find the last, or right-most, index of a substring in a Python string, including the difference to rindex.
Learn how to implement Python SHA256 using the hashlib module, including working with unicode strings, files, and Pandas Dataframes.
