Python Try Except: A Step-By-Step Guide

Python try except blocks are a built-in function used for debugging. Try except blocks will try to run a block of code and, in the event of a bug, run a different block of code. Using try except blocks functionally…

Python Map Function: A Step-By-Step Guide

The Python map() method is used to perform a function on every item in a list, dictionary, tuple, or set. The map() method accepts a function and an object to apply that the function will operate on. When you’re working…

Python Comment: A Step-By-Step Guide

Python comments are used to create sections of code that are ignored. Comments are useful for notes or to temporarily disable the block of code. These are made by adding # before a single line or multiline comments in Python.…

How to Use Substring in JavaScript

In JavaScript, a substring is a portion of text taken from a larger string. The JavaScript substring() method extracts parts of a string according to a custom argument and returns a substring. In programming, there are often cases where you…

Python Read File: A Step-By-Step Guide

To read a file in Python the open() function is used to access the file, and the read(), readline(), readlines() functions return the contents of that file. Finally, the close() method is used to close a file. Python is a…

Python Reverse String: A Step-By-Step Guide

To reverse a string in Python can be done with slicing, the reversed() function, or with recursion. There is no built-in function in Python for reversing a string, however, the above methods are all effective. When you’re working in Python,…

Python Input: A Step-By-Step Guide

The Python input() and raw_input() functions are used to collect user input. input() has replaced raw_input() in Python 3 and onward. Both functions return a user input as a string. Processing user input is a crucial part of programming. For…

Python Collections: A Step-By-Step Guide

Python has four data collection types: lists, tuples, sets, and dictionaries. The collections Python module provides additional options, including namedtuple, Counter, defaultdict, and ChainMap. Python offers four collection data types: lists, tuples, sets, and dictionaries. Each of these data types…

Python Break and Continue: Step-By-Step Guide

Python break and continue are used to control loops. The break statement allows you to end a loop prematurely, and the continue statement allows you to skip a portion of code in a loop. When you’re working in Python, you…

Python Append to List: A Step-By-Step Guide

The Python append() function is used to extend a list by adding a single element to the end of the list. The Python insert() function can add an item at any point in a list. The Python extend() function can…

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