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Python
Python
High-level programming language, renowned for its simplicity, readability, and extensive libraries, empowering diverse applications from web to data science.
Created on Sep 30, 2022
14 Posts
22 Followers

Making a Flat List Out of a List of Lists

To flatten a list of lists into a single, one-dimensional list in Python, you can use list comprehension or the itertools.chain() function. #1. Using...
Making a Flat List Out of a List of Lists

Using Global Variables in a Function

In Python, you can access and modify global variables from within a function. However, when modifying global variables inside a function, you need to...
Using Global Variables in a Function

Adding New Keys to a Dictionary

In Python, you can add new keys to a dictionary by simply assigning a value to the desired key. #1. Adding a Single Key-Value Pair To add a single key...
Adding New Keys to a Dictionary

Iterating over Rows in a DataFrame in Pandas

In Pandas, you can iterate over rows in a DataFrame using various methods. Each row in a DataFrame is represented as a Series, and there are different...
Iterating over Rows in a DataFrame in Pandas

Ternary Conditional Operator

Python does have a ternary conditional operator, which allows you to write a concise one-liner for simple conditional expressions. result_if_true if c...
Ternary Conditional Operator

Finding the Index of an Item in a List

To find the index of an item in a list in Python, you can use the index() method or a combination of built-in functions such as enumerate() and list c...
Finding the Index of an Item in a List

Getting the Current Time

In Python, you can get the current time using the datetime module. The datetime module provides various functions and classes to work with dates and t...
Getting the Current Time

Checking Whether a File Exists Without Exceptions

To check whether a file exists in Python without raising exceptions, you can use various methods provided by the os and os.path modules. #1. Using os....
Checking Whether a File Exists Without Exceptions

Accessing the Index in for Loops

In Python, you can access the index of the current item in a 'for' loop using the built-in enumerate() function. #1. Using enumerate() Function The en...
Accessing the Index in for Loops

Merging Two Dictionaries in a Single Expression

In Python, you can easily merge two dictionaries into a single dictionary using a concise one-liner expression. #1. Using the update() Method The upda...
Merging Two Dictionaries in a Single Expression