# Author: Sharp Sight

## How to make a matplotlib scatter plot

In this tutorial, I’ll show you how to make a matplotlib scatter plot. The scatter plot is a relatively simple tool, but it’s also essential for doing data analysis and...continue reading.

## How to use the NumPy max function

This tutorial will show you how to use the NumPy max function, which you’ll see in Python code as np.max. At a high level, I want to explain the function...continue reading.

## How to make a matplotlib bar chart

In this tutorial, you’ll learn how to create a matplotlib bar chart. Specifically, you’ll learn how to use the plt.bar function from pyplot to create bar charts in Python. Bar...continue reading.

## How to use Pandas iloc to subset Python data

This tutorial will show you how to use Pandas iloc to select rows and columns from Pandas dataframes. It will explain the syntax, and it will also show you simple...continue reading.

## How to use the NumPy median function

This tutorial will show you how to use the NumPy median function, which we often call np.median. This tutorial will teach you a few things. First, it will show you...continue reading.

## Pandas dataframe: a quick introduction

This tutorial will give you a quick introduction to the Pandas DataFrame. At a high level, we’ll cover a few things: What Pandas is What Pandas DataFrames are How to...continue reading.

## How to make a matplotlib histogram

This tutorial will explain how to make a matplotlib histogram. If you’re interested in data science and data visualization in Python, then read on. This post will explain how to...continue reading.

## How to use numpy random normal in Python

This tutorial will cover the NumPy random normal function (AKA, np.random.normal). If you’re doing any sort of statistics or data science in Python, you’ll often need to work with random...continue reading.

## How to use the NumPy mean function

This tutorial will show you how to use the NumPy mean function (often called np.mean). It will teach you how the NumPy mean function works at a high level and...continue reading.

## How to use the NumPy concatenate function

This tutorial will explain how to use the NumPy concatenate function in Python (which is sometimes called np.concatenate). This post will cover several topics. If you don’t want to read...continue reading.

## How to use the Numpy ones function

In this tutorial I’ll show you how to use the NumPy ones function, which is often called np.ones. What the numpy ones function does The NumPy ones function creates NumPy...continue reading.

## Numpy axes explained

This tutorial will explain NumPy axes. It will explain what a NumPy axis is. The tutorial will also explain how axes work, and how we use them with NumPy functions....continue reading.

## How to use facet_grid in ggplot2

This tutorial will show you how to use facet_grid in ggplot2. Specifically, it will show you how to use facet_grid to create small multiple charts. facet_grid is fairly easy to...continue reading.

## A ggplot2 tutorial for beginners

This blog post is a fairly comprehensive ggplot2 tutorial for beginners. If you’re new to R and ggplot, this ggplot2 tutorial will cover a few things: What ggplot2 is The...continue reading.

## How to use to facet_wrap

This tutorial will teach you how to use facet_wrap to create small multiple charts in ggplot2. The small multiple design is an incredibly powerful (and underused) data visualization technique. facet_wrap...continue reading.

## How to use geom_line in ggplot2

This tutorial will show you how to use geom_line to create line charts with ggplot2. Using geom_line is fairly straight forward if you know ggplot2. But if you’re a relative...continue reading.

## How to use the NumPy sum function

This tutorial will show you how to use the NumPy sum function (sometimes called np.sum). In the tutorial, I’ll explain what the function does. I’ll also explain the syntax of...continue reading.

## How to use the Numpy append function

This tutorial will show you how to use the NumPy append function (sometimes called np.append). Here, I’ll explain what the function does. I’ll explain the syntax (piece by piece), and...continue reading.

## How to use the NumPy linspace function

The NumPy linspace function (sometimes called np.linspace) is a tool in Python for creating numeric sequences. It’s somewhat similar to the NumPy arange function, in that it creates sequences of...continue reading.

## How to use the NumPy arange function

The Numpy arange function (sometimes called np.arange) is a tool for creating numeric sequences in Python. If you’re learning data science in Python, the Numpy toolkit is important. The NumPy...continue reading.