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GBlog
Three 90 Challenge: Bigger and Better
As we transit into the new phase, it's essential to fuel our inner drive for success. On popular demand, GeeksforGeeks is happy to announce that we are back with the Thre...
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How to Display an Image in Grayscale in Matplotlib?
In this article, we are going to depict images using the Matplotlib module in grayscale representation using PIL, i.e. image representation using two colors only i.e. blac...
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Python
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Python-matplotlib
How to remove string accents using Python 3?
String accents are special string characters adapted from languages of other accents. In this article, we are going to remove ascents from a string.Examples:Input: orčpžsí...
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Python
python-string
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Technical Scripter 2020
How to Locate Elements using Selenium Python?
Selenium: is an open-source tool that automates web browsers. It provides a single interface that lets you write test scripts in programming languages like Ruby, Java, Nod...
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Python
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Python-selenium
Convert Strings to Numbers and Numbers to Strings in Python
In Python, strings or numbers can be converted to a number of strings using various inbuilt functions like str(), int(), float(), etc. Let's see how to use each of them.Ex...
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Python
python-string
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Python-datatype
Technical Scripter 2020
Convert OpenCV image to PIL image in Python
OpenCV is a huge open-source library for computer vision, machine learning, and image processing. OpenCV supports a wide variety of programming languages like Python, C++,...
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Technical Scripter
Python
OpenCV
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Python-pil
Python-OpenCV
Technical Scripter 2020
How to Close a Tkinter Window With a Button?
Prerequisites: TkinterPython's Tkinter module offers the Button function to create a button in a Tkinter Window to execute any task once the button is clicked. The task ca...
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Python
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Python-tkinter
Technical Scripter 2020
How to count number of instances of a class in Python?
Instances of a class mean the objects created for a particular class. A single class can have multiple objects of it. Here, we will find the count of the number of instanc...
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Python
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Python-OOP
Technical Scripter 2020
Python Oops-programs
How to use Thread in Tkinter Python
Prerequisite:Python GUI – tkintermultithreadingPython offers multiple options for developing GUI (Graphical User Interface). Out of all the GUI methods, tkinter is the mos...
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Python
Python-tkinter
Python-threading
How to create a constant matrix in Python with NumPy?
A matrix represents a collection of numbers arranged in the order of rows and columns. It is necessary to enclose the elements of a matrix in parentheses or brackets. A co...
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Python
Python-numpy
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Python numpy-arrayCreation
Python numpy-Matrix Function
Python Numbers, Type Conversion and Mathematics
Prerequisite: Python Language IntroductionPython is a general-purpose interpreted, interactive, object-oriented, and high-level programming language. It was created by Gui...
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Python
python-basics
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How to invert the elements of a boolean array in Python?
Given a boolean array the task here is to invert its elements. A boolean array is an array which contains only boolean values like True or False, 1 or 0.Input : A=[true , ...
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Python
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Python-datatype
Save image properties to CSV using Python
In this article, we are going to write python scripts to find the height, width, no. of channels in a given image file and save it into CSV format. Below is the implementa...
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Python
OpenCV
python-csv
Python-OpenCV
How to uncompress a ".tar.gz" file using Python ?
.tar.gz files are made by the combination of TAR packaging followed by a GNU zip (gzip) compression. These files are commonly used in Unix/Linux based system as packages o...
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Python
python-utility
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Technical Scripter 2020
How to Extract Wikipedia Data in Python?
In this article we will learn how to extract Wikipedia Data Using Python, Here we use two methods for extracting Data.Method 1: Using Wikipedia moduleIn this method, we wi...
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Python
python-utility
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Web-scraping
Python web-scraping-exercises
Python Program to Flatten a Nested List using Recursion
Given a nested list, the task is to write a python program to flatten a nested list using recursion.Examples:Input: [[8, 9], [10, 11, 'geeks'], [13]]Output: [8, 9, 10, 11,...
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Python
Python Programs
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Python list-programs
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