Python - Basic Articles
Python program to select Random value from list of lists
Given a list of lists. The task is to extract a random element from it. Examples: Input : test_list = [[4, 5, 5], [2, 7,… Read More
Python list-programs
Python-random
Python
Python Programs
How to Generate Barcode in Python?
In this article, we are going to write a short script to generate barcodes using Python. We’ll be using the python-barcode module which is a… Read More
python-utility
Python
How to build an array of all combinations of two NumPy arrays?
Sometimes we need to find the combination of elements of two or more arrays. Numpy has a function to compute the combination of 2 or… Read More
Python numpy-arrayCreation
Python-numpy
Python
Taking Screenshots using pyscreenshot in Python
Python offers multiple libraries to ease our work. Here we will learn how to take a screenshot using Python. Python provides a module called pyscreenshot… Read More
python-modules
python-utility
Misc
Python
How to Copy NumPy array into another array?
Many times there is a need to copy one array to another. Numpy provides the facility to copy array using different methods. In this Copy… Read More
Python numpy-arrayCreation
Python-numpy
Python
How to Calculate the determinant of a matrix using NumPy?
A special number that can be calculated from a square matrix is known as the Determinant of a square matrix. The Numpy provides us the… Read More
Python numpy-Matrix Function
Python-numpy
Python
How to Plot Mean and Standard Deviation in Pandas?
Errorbar is the plotted chart that refers to the errors contained in the data frame, which shows the confidence & precision in a set of… Read More
Data Visualization
Python-matplotlib
Python
Write From Home
Unpacking arguments in Python
If you have used Python even for a few days now, you probably know about unpacking tuples. Well for starter, you can unpack tuples or… Read More
python-tuple
Python
Creating start Menu in Pygame
Pygame is a Python library that can be used specifically to design and build games. Pygame supports only 2d games that are built using different… Read More
Python-PyGame
Programming Language
Project
Python
Python Programs
Check whether a Numpy array contains a specified row
In this article we will learn about checking a specified row is in NumPy array or not. If the given list is present in a… Read More
Python numpy-ndarray
Python-numpy
Python
Pandas – Remove special characters from column names
Let us see how to remove special characters like #, @, &, etc. from column names in the pandas data frame.  Here we will use… Read More
Python-pandas
Python
Image Segmentation using K Means Clustering
 Image Segmentation: In computer vision, image segmentation is the process of partitioning an image into multiple segments. The goal of segmenting an image is to… Read More
OpenCV
Python-OpenCV
Machine Learning
Python
What are the allowed characters in Python function names?
The user-defined names that are given to Functions or variables are known as Identifiers. It helps in differentiating one entity from another and also serves… Read More
Python function-programs
Python-Functions
Python
Creating a one-dimensional NumPy array
The One-dimensional array contains elements only in one dimension. In other words, the shape of the NumPy array should contain only one value in the… Read More
python
Python numpy-arrayCreation
Python-numpy
Python
Detect the RGB color from a webcam using Python – OpenCV
Prerequisites: Python NumPy, Python OpenCV Every image is represented by 3 colors that are Red, Green and Blue. Let us see how to find the… Read More
OpenCV
Python-OpenCV
Python
Python – Replace all numbers by K in given String
Given a string containing numbers, replace each number by K. Input : test_str = ‘G4G is 4 all No. 1 Geeks’, K = ‘#’ Output :… Read More
Python string-programs
Python
Python Programs
Python – Uppercase Half String
Given a String, perform uppercase of the later part of the string. Input : test_str = 'geeksforgeek'  Output : geeksfORGEEK  Explanation : Latter half of… Read More
Python string-programs
Python
Python Programs
Basics of NumPy Arrays
NumPy stands for Numerical Python. It is a Python library used for working with an array. In Python, we use the list for the array… Read More
Python-numpy
Python
Convert Text File to CSV using Python Pandas
Let’s see how to Convert Text File to CSV using Python Pandas. Python will read data from a text file and will create a dataframe… Read More
Python-pandas
Python
Find the memory size of a NumPy array
In this post, we will see how to find the memory size of a NumPy array. So for finding the memory size of a NumPy… Read More
Python-numpy
Python
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