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Lists and Tuples in Python – List and Tuple Comprehension, Usecases
Python Lists: A Comprehensive Guide What is a List? Lists are a fundamental data structure in Python used to store collections of items. They are: Ordered: Elements maintain a defined sequence. Mutable: Elements can be modified after creation. Defined by: Square…
Python ALL Eyes on Strings- String Data Type & For Loop Combined
Here’s a comprehensive Python string function cheat sheet in tabular format: FunctionSyntaxDescriptionExampleReturn Typecapitalizestr.capitalize()Capitalizes the first character of the string.”hello”.capitalize() → “Hello”strcasefoldstr.casefold()Converts to…
How to Solve a Coding Problem in Python? Step to Step Guide?
Solving coding problems efficiently requires a structured approach. Here’s a step-by-step guide along with shortcuts and pseudocode tips. 📌 Step 1: Understand the Problem Clearly Read the problem statement carefully Identify: Input format (list, string, integer,…
Python Built-in Iterables: Complete Guide with Use Cases & Challenges
What are Iterables? An iterable is any object that can return an iterator, meaning it can be looped over using for loops or passed to functions like map(), filter(), etc. 🔹 List of Built-in Iterables in Python Python provides several built-in iterable objects:…
Python Dictionary in detail- Wholesome Tutorial on Dictionaries
What is Dictionary in Python? First of All it is not sequential like Lists. It is a non-sequential, unordered, redundant and mutable collection as key:value pairs. Keys are always unique but values need not be unique. You use the key to access the corresponding value….
Python Programming Language Specials
Python is a popular high-level, interpreted programming language known for its readability and ease of use. Python was invented by Guido Van Rossum and it was first released in February, 1991. The name python is inspired from Monte Python Flying Circus,…
Useful Code Snippets in Python and Pyspark
#1. create a sample dataframe # create a sample dataframe data = [ (“Sam”,”Sales”, 50000), (“Ram”,”Sales”, 60000), (“Dan”,”Sales”, 70000), (“Gam”,”Marketing”, 40000), (“Ham”,”Marketing”, 55000), (“RAM”,”IT”, 45000), (“Mam”,”IT”, 65000), (“MAM”,”IT”, 75000) ] df =…
Python Pandas Series Tutorial- Usecases, Cheatcode Sheet to revise
The pandas Series is a one-dimensional array-like data structure that can store data of any type, including integers, floats, strings, or even Python objects. Each element in a Series is associated with a unique index label, making it easy to perform data retrieval…
Pandas operations, functions, and use cases ranging from basic operations like filtering, merging, and sorting, to more advanced topics like handling missing data, error handling
This tutorial covers a wide range of pandas operations and advanced concepts with examples that are practical and useful in real-world scenarios. The key topics include: Creating DataFrames, Series from various sources. Checking and changing data types. Looping…
Sorting Algorithms implemented in Python- Merge Sort, Bubble Sort, Quick Sort
Merge sort is a classic divide-and-conquer algorithm that efficiently sorts a list or array by dividing it into smaller sublists, sorting those sublists, and then merging them back together. Here’s a step-by-step explanation of how merge sort works, along with…
Python libraries and functions to manipulate dates and times
Python provides various libraries and functions to manipulate dates and times. Here are some common operations: DateTime Library The datetime library is the primary library for date and time manipulation in Python. datetime.date: Represents a date (year, month, day)…
Error and Exception Handling in Python and to maintain a log table
Error and Exception Handling: Python uses exceptions to handle errors that occur during program execution. There are two main ways to handle exceptions: 1. try-except Block: The try block contains the code you expect to execute normally. The except block handles…
Data Structures in Python: Linked Lists
Linked lists are a fundamental linear data structure where elements (nodes) are not stored contiguously in memory. Each node contains data and a reference (pointer) to the next node in the list, forming a chain-like structure. This dynamic allocation offers advantages…
Classes and Objects in Python- Object Oriented Programming & A Project
In Python, classes and objects are the fundamental building blocks of object-oriented programming (OOP). A class defines a blueprint for objects, and objects are instances of a class. Here’s a detailed explanation along with examples to illustrate the concepts…
Python Project Alert:- Dynamic list of variables Creation
Let us go through the Project requirement:- 1.Let us create One or Multiple dynamic lists of variables and save it in dictionary or Array or other datastructre for further repeating use in python. Variable names are in form of dynamic names for example Month_202401 to…
Python Code Execution- Behind the Door- What happens?
I wrote a Python code or I created a Python script, and it executed successfully So what does it Mean? This will be the most basic question a Early Python Learner can ask ! So Consider this scenario- where i executed a script in python which saves a many csv in Local…
Python input function in Detail- interesting usecases
The input() function in Python is primarily used to take input from the user through the command line. While its most common use is to receive text input, it can be used creatively for various purposes. The input() function in Python The input() function in Python is…
Python Strings Interview Questions
Python Programming Strings Interview Questions Write a Python program to remove a Specific character from string? Here’s a Python program to remove a specific character from a string: def remove_char(text, char): “”” Removes a specific character from a string….
Python Programming Projects- Write a python program to create calendar for current year?
There is a simple way- You can use the calendar module in Python to create a calendar for the current year. But it defeats the purpose – of getting your hands dirty by writing big lengthy Python Code. But anyway i am adding it here:- You can use the calendar…
Mastering Data Analysis with Python Pandas: An Interactive Tutorial
Welcome to the ultimate guide for mastering data analysis with Python Pandas! Whether you’re new to Pandas or looking to level up your skills, this interactive tutorial will cover everything you need to know to become proficient in data manipulation and analysis…
Python Control Flow Statements:- IF-Elif-Else, For & While Loop, Break, Continue, Pass
Python control flow statements are constructs used to control the flow of execution within a Python program. Python control flow statements are powerful tools that dictate how your program executes. They allow your code to make decisions, repeat tasks conditionally,…
Functions in Python- Syntax, execution, examples
Functions in Python- Definition Functions in Python are blocks of code that perform a specific task, and they can be defined using the def keyword. Function template def function_name(input_varibales, …): processing return output_value_or_exppression output_variable…
Python Data Types, Type Casting, Input(), Print()
In Python, data types define the type of data that can be stored in variables. Here are the main data types in Python: 1. Numeric Types: int: Integer values (e.g., 5, -3, 1000) float: Floating-point values (e.g., 3.14, -0.001, 2.0) 2. Sequence Types: str: Strings,…
Python Syntax – Main Points
Python syntax refers to the rules and conventions that dictate how Python code is written and structured. Here are some fundamental aspects of Python syntax: Statements and Indentation: Python uses indentation to define blocks of code, such as loops, conditionals, and…