The Geek Diary

Python

ValueError: Masked arrays must be 1-D

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Scatter plot is a basic plot of dots. You can draw it by calling plt.scatter(x,y). The following example shows a scatter plot of random dots: import numpy as np import matplotlib.pyplot as plt # Set the random seed for NumPy function to keep the results reproducible np.random.seed(42) # Generate a 2 by 100 NumPy Array […]

How to Use External Python modules in MySQL Shell

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MySQL Shell is a great tool for working with MySQL. One of the features that make it stand out compared to the traditional mysql command-line client is the support for JavaScript and Python in addition to SQL statements. This allows you to write code you otherwise would have had to write outside the client. This […]

Set up Jupyter Notebook in VS Code for Data Science

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Project Jupyter is a non-profit, 100% open-source project. It develops software and web applications to support interactive data science and scientific computing. JupyterLab, Jupyter Notebook, and Jupyter Hub are the three key open-source software developed by the team. The Jupyter Notebook is a web app that lets you easily create and share documents that contain […]

Strings and Variables in Python

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Strings A string is simply a series of characters. Anything inside quotes is considered a string in Python,and you can use single or double quotes around your strings like this: This is a string.” ‘This is also a string.’ Changing Case in a String with Methods One of the simplest tasks you can do with […]

Python Quadratic Formula

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An equation with the form ax^2+bx+c=0 is known as a quadratic equation. When plotted on a graph it will take the general shape of the graph seen below. The points at which the quadratic graph crosses the x-axis are known as the solutions of the quadratic equation. For this example, the quadratic crosses the x-axis […]