## Unit-normalize a NumPy Array: A Practice Guide – NumPy Tutorial

We often need to unit-normalize a numpy array, which can make the length of this arry be 1. In this tutorial, we will introduce you how to do.

## Understand numpy.linalg.norm() with Examples: Calculate Matrix or Vector Norm – NumPy Tutorial

In this tutorial, we will introduce how to use numpy.linalg.norm() in python. It can allow us to calculate matrix or vector norm easily.

## Channel Attention in Squeeze-and-Excitation (SE) Block Explained – Deep Learning Tutorial

Channel attention is the core of Squeeze-and-Excitation (SE) block. In this tutorial, we will analysis how to implement it for beginners.

## Implement Squeeze-and-Excitation (SE) Block for 1D Matrix in PyTorch – PyTorch Tutorial

Here 1D matrix is: [batch_size, channel, width] or [batch_size, channel, height]. We will implement a SE block on it in pytorch.

## Implement Squeeze-and-Excitation (SE) Block for 2D Matrix in PyTorch – PyTorch Tutorial

As to 2D matrix, it means the shape is [batch, channel, height, width]. In this tutorial, we will introduce how to implement a squeeze-and-excitation (SE) block for this kind of data.

## Convert Boolean to 0 and 1 in NumPy – NumPy Tutorial

Sometimes, we need convert a boolean array to 0 and 1. In this tutorial, we will introduce you how to do.

## Understand PyTorch inplace Parameter with Examples – PyTorch Tutorial

Parameter inplace appears in many pytorch functions. In this tutorial, we will use some example to help you understand it.

## Get HTML Element innerHTML in BeautifulSoup – Python BeautifulSoup Tutorial

There does not exist innerHTML function in BeautifulSoup. It means we can not get html string in a html element as JavaScript. In this tutorial, we will introduce you how to build a innerHTML function in BeautifulSoup.

## Find HTML Elements by Attribute in BeautifulSoup – Python BeautifulSoup Tutorial

It is easy to find elements in a html page using python beautifulsoup. In this tutorial, we will introduce how to find by html element attribute.

## Read Excel Data by Column in Python Pandas – Python Pandas Tutorial

In this tutorial, we will introduce how to read data by column, which is very useful when we plan to read data from an excel.