Digital image processing is a method of using a computer to analyze and manipulate images. This tutorial covers using the Node.js library sharp to read an image and extract its metadata, resize, change and compress its format, crop, grayscale, rotate, and blur the image. As well as compositing two images into one, and adding text on an image.
El autor seleccionó Creative Commons para recibir una donación como parte del programa Write for DOnations. React es un marco de trabajo de JavaScript popular para la creación de…
Shiny is an R package that allows you to convert your R code into interactive webpages. You can use Shiny Server with Shiny to host and manage Shiny applications and interactive R markdown documents.
Gatsby is a React framework that allows you to create static and serverless JavaScript apps. In this tutorial, you will install the Gatsby Starter default template, modify metadata in the Gatsby config file, run the development server and view the Gatsby site locally, and get a short introduction to JSX and Gatsby’s image optimization capabilities.
In this tutorial, you will build a neural network that predicts the sentiment of film reviews with Keras. Your model will categorize the reviews into two categories (positive or negative) using the International Movie Database (IMDb) review dataset, which contains 50,000 movie reviews. By the end of this tutorial, you will have created a deep learning model and trained a neural network to perform sentiment analysis.
In this tutorial, we will cover the syntax of working with *args and **kwargs as parameters within functions to pass a variable number of arguments to a given function. Both can be used improve readability and convenience, and are best for situations where the number of inputs within the argument list will remain relatively small.
There are a lot of size units to choose from when styling HTML with CSS. These units help determine how big or small text appears, how wide a container is, or how much space is between columns. In this tutorial you will learn about the the pixel (px), percent (%), em, and rem units. You will use these units in conjunction with several properties, including font-size, padding, border, margin, width, and max-width to learn the differences and strengths of each unit.
A Go module commonly consists of one project or library and contains a collection of Go packages that are then released together. With Go modules, you can put code where you want and specify dependencies for each module.
Learn how to use multithreading in Node.js with Worker Threads to run tasks in parallel, improve performance, and optimize CPU-intensive operations.
An operator is one or more symbols in combination — from the well-known arithmetic operators such as minus and plus to the more advanced `instanceof`. When you apply operators on values or variables, you get a result from the operation. In this tutorial, you will use unary, binary, and ternary operators in a range of scenarios.
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