coding - CybAI news

22 Jun

Differences of JPG and GIF

stp2y0 CommentsNewscoding, community, development, engineering, inclusive, software

What Are the Differences Between JPG and GIF? JPG (or JPEG - Joint Photographic Experts Group) and GIF (Graphics Interchange Format) are two of the most commonly used image formats, each with its own set of characteristics suited for different applications. JPG - Compression: JPG uses lossy compression, which reduces file size by discarding some image data. This can result in a loss of quality, especially at higher compression levels.- Color Depth: Supports 24-bit color, displaying millions of colors, making it ideal for photographs and detailed images.- File Size: Generally smaller due to lossy compression, which is beneficial for web…

22 Jun

Advanced NVM Commands for Efficient Node.js Version Management

stp2y0 CommentsNewscoding, community, development, engineering, inclusive, javascript, node, nodeversionmanager, nvm, software

Advanced Installation Commands Install Node.js from Source For developers needing a specific setup or patch: nvm install -s <node_version> Enter fullscreen mode Exit fullscreen mode Reinstall Packages When Installing a New Version Easily transfer global packages to the newly installed version: nvm install <node_version> --reinstall-packages-from=current Enter fullscreen mode Exit fullscreen mode Install Multiple Versions Simultaneously Batch install several versions at once: nvm install <node_version_1> <node_version_2> <node_version_3> Enter fullscreen mode Exit fullscreen mode Efficient Node Version Switching Switching with Environment Variables Automatically switch Node.js versions based on your project’s configuration: export NVM_DIR="$HOME/.nvm" [ -s "$NVM_DIR/nvm.sh" ] && . "$NVM_DIR/nvm.sh" # This…

22 Jun

Unleashing the Power of CDK and Terraform in Cloud Deployments

stp2y0 CommentsNewsaws, cdk, coding, community, development, engineering, iac, inclusive, software, terraform

Introduction Deploying applications to the cloud has become a cornerstone of modern software development. AWS offers CloudFormation as a service to facilitate cloud deployments and tools like the AWS Cloud Development Kit (CDK). At the same time, Terraform has emerged as a powerful solution for Infrastructure as Code (IaC), enabling faster deployments to multiple cloud providers. In this article, we’ll explore the benefits of using AWS CDK and Terraform together and walk through a practical example of creating a REST API with CDK in TypeScript. What is Terraform and CDK? Terraform Terraform is a tool created by HashiCorp that allows…

22 Jun

Tree data structures in Rust with tree-ds (#1: Getting Started)

stp2y0 CommentsNewsalgorithms, coding, community, datastructures, development, engineering, inclusive, rust, software, tree

Trees are a fundamental data structure used across various applications. In Rust, building your own tree from scratch can be a great learning experience, but for production use, consider leveraging existing crates. In this three part series, we'll explore the tree-ds crate, a powerful tool for working with trees in your Rust projects. Introducing tree-ds The tree-ds crate, provides a versatile tree implementation in Rust. It offers a generic Tree struct that can hold any data type as its node value. The crate also supports various tree operations, making it a comprehensive solution for your tree-based needs. Getting Started To…

22 Jun

Delete Documents, Drop Collection in MongoDB

stp2y0 CommentsNewscoding, community, database, development, engineering, inclusive, kawsarkabir, MongoDB, software, webdev

To delete documents in MongoDB, you can use the deleteOne() or deleteMany() methods. These methods allow you to remove one or multiple documents, respectively. Here’s an example of using the deleteOne() method to remove a single document: db.collection.deleteOne({ _id: ObjectId("your_document_id_here") }); Enter fullscreen mode Exit fullscreen mode If you want to delete all documents, you can use the deleteMany() method: db.collection.deleteMany({}); Enter fullscreen mode Exit fullscreen mode Additionally, you can delete all documents that match a specific condition: db.collection.deleteMany({ your_query_here }); Enter fullscreen mode Exit fullscreen mode To delete an entire collection, use the drop() method: db.collection.drop(); Enter fullscreen mode…

22 Jun

Angular CDK Tutorial: Accordion Module

stp2y0 CommentsNewsangular, angularcdk, angulardevelopers, coding, community, development, engineering, inclusive, software, webdev

An accordion component is a component that has one or more expandable sections within it. It’s pretty common to have the need for this type of thing when building apps in Angular. And, it’s not the most difficult thing to do even if you’re creating your own from scratch but the CDK makes it really simple. In this example I’ll show you just how easy it is. And after we create the accordion using the CDK, we’ll even make it accessible with some ARIA. Alright, let’s get to it! The Demo Application For the example we’ll be working with in…

22 Jun

Pseudocode/Python Project

stp2y0 CommentsNewsbeginners, coding, community, development, engineering, inclusive, python, software, webdev

Hey All. I am writing a program that uses conditionals as well as a while loop. I am running into problems with the while loop. The loop is set to run if the user doesn't enter 'yes' or 'no' when asked whether they would like to make a payment. No matter where I try to place the loop it seems to get stuck if I enter anything other than 'yes' or 'no' then enter either 'yes' or 'no' after the loop. It seems that if I try to catch someone not entering either of the two acceptable entries the program…

22 Jun

GIF to JPG: Transitioning Between Image Formats

stp2y0 CommentsNewscoding, community, development, engineering, inclusive, software

What Are the Differences Between GIF and JPG? GIF (Graphics Interchange Format) and JPG (or JPEG - Joint Photographic Experts Group) are two of the most widely used image formats, each serving different purposes and possessing distinct characteristics. GIF - Compression: GIF uses lossless compression, which means no image data is lost, preserving the quality. However, it is limited to a palette of 256 colors, which can restrict its use for detailed images.- Animation: GIF supports animations, allowing multiple frames within a single file, making it ideal for simple animated graphics.- Transparency: GIF supports binary transparency, meaning a pixel can…

21 Jun

What do a bug screen and a firewall have in common?

stp2y0 CommentsNewsbeginners, coding, community, computerscience, cschallenge, devchallenge, development, engineering, inclusive, software

This is a submission for DEV Computer Science Challenge v24.06.12: One Byte Explainer. Explainer Firewall is like a bug screen, essential to defend our space against vermin intruders when we open the window. In order to save yourself from hosting the banquet of malware creepy-crawlies, secure your place. Use firewall. Additional Context The post is meant to emphasize the importance of fortifying the security posture in our lives. Source link lol

21 Jun

Todo App in 3 hours

stp2y0 CommentsNewscoding, community, development, engineering, inclusive, react, refine, software, supabase

Creating a Todo app with Refine and Supabase This article will cover the technical aspects of how I made a Todo app in a few hours using Refine and Supabase. I tried to take a few detours from the official way of doing things to showcase a few possible ways one can achieve the same result. All the code is available at https://github.com/TheEmi/TodoRefineYou can see an instance of the app running at https://todo-app-rosy-pi-29.vercel.app/ Getting started To begin, we will head to refine.new which is a quick tool for creating the Refine project with the standard integrations already written. Selecting Vite…