Angular vs. React vs. Vue: A 2017 comparison

Deciding on a JavaScript framework for your web application can be overwhelming. Angular and React are very popular these days, and there is an upstart which has been getting a lot of traction lately: VueJS. What’s more, these are just a few of the new kids on the block.

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Porsche's electric Mission E will pack up to 670 horsepower

We've already noted that Porsche is gunning for Tesla with its Mission E sports car, and has even been spotted testing it against the Model X and Model S. Now we know more about what you'll be able to buy when it goes on the market, reportedly in 2019.

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Top JavaScript Libraries & Tech to Learn in 2018

Last year, I wrote an article rounding up the top tech to learn in 2017. This year there are some surprises. First, software ate the world, the web ate software, and JavaScript ate the web. In 2018, React is eating JavaScript.

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You learned the basics of React, now what?

I have been learning React for past few months, working on the frontend of our new AWS Lambda monitoring tool, Thundra. I’ve encountered some concepts of React which I believe will take you a step forward in mastering React.

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Run npm scripts in a git pre-commit Hook · Elijah Manor

If your team is anything like the one I work with, everyone has their own preferred IDE that they use (Sublime Text, Atom, WebStorm, Vim, Visual Studio Code, etc…) and although most of them have integrated linting support that doesn’t guarantee all issues have been addressed before a Pull Requ

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34C3: Hacking into a CPU’s Microcode

Inside every modern CPU since the Intel Pentium fdiv bug, assembly instructions aren’t a one-to-one mapping to what the CPU actually does. Inside the CPU, there is a decoder that turns assembly into even more primitive instructions that are fed into the CPU’s internal scheduler and pipeline.

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Which JavaScript Frameworks Are the Fastest?

Web performance is a big and complex topic. In this post we’ll narrow it down to a discussion of front end JavaScript frameworks and how using one versus another might impact the performance of your app.

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Top 100 Data science interview questions

Data science, also known as data-driven decision, is an interdisciplinery field about scientific methods, process and systems to extract knowledge from data in various forms, and take descision based on this knowledge.

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We used a cryptocurrency miner as a heater this winter and it really worked

Surfing through the web back in October, I stumbled upon an odd but genuinely fascinating contraption: a Russian cryptocurrency miner that leverages the heat it generates from stacking Ethereum to keep your room warm.

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A Zero Configuration Module Bundler -- Meet Parcel

As developers, we love to build parts of our application as modules, being that modules help to improve, especially the reusability of code. So, writing or importing modules into an existing or a new web application is almost inevitable.

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So, you learned JavaScript — now what?

Yesterday, I was asked by the Berlin chapter of Women Techmakers to give a talk at the graduation ceremony of their JavaScript Crash Course. I wanted to give a talk about the next steps you can take now you learned the basics of JavaScript in 2017 instead of repeating old ideas.

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The Best Tech Posts of 2017

From apps that manage your subscriptions to ways to keep your phone alive when the battery has seen better days, the tips and tricks you can use to get the most out of the technology you use on a daily basis are all right here, and 2017 was chock full of ‘em.

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The future of state management

When an application grows in size, its state often grows in complexity. As developers, we’re not only tasked with juggling data from multiple remote servers, but also with handling local data resulting from UI interactions.

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GitHub's technology predictions for 2018

2017 has been the year of artificial intelligence and machine learning. The advancements here will continue for years to come—but what can we expect in 2018? Data is on the rise, placing an even greater emphasis on security, cloud, and open source.

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Frontend in 2017: The important parts

A lot has happened in 2017, and it can be a bit overwhelming to think about. We all like to joke about how quickly things change in frontend engineering, and for the last few years that has probably been true. At this risk of sounding cliché, I’m here to tell you that this time it’s different.

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Want to learn CSS Grid? Here’s my free full-length course. Merry Christmas!

The last few weeks I’ve been digging my head into CSS Grid and created a full course on the subject. And the more I learn, the more I’m convinced that this is the future of creating website layouts.

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A Tinder Progressive Web App Performance Case Study

Tinder recently swiped right on the web. Their new responsive Progressive Web App — Tinder Online — is available to 100% of users on desktop and mobile, employing techniques for JavaScript performance optimization, Service Workers for network resilience and Push Notifications for chat engagement.

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Como ganhar Bitcoins usando o computador de casa

Se querem entrar no mundo das Bitcoins sem gastar dinheiro (directamente), podem tirar partido do computador e placa gráfica que tiverem, para potencialmente ganharem uma pequena renda mensal sem que seja necessário fazerem qualquer investimento extra.

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The web we may have lost…

The current blow to the open web that is the Net Neutrality ruling feels terrible to me. My generation saw the web emerge and many of us owe our careers to it. There are a few reasons why the ruling is terrible. First of all are the things that everybody should worry about.

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How GitLab switched to Headless Chrome for testing

GitLab recently switched from PhantomJS to headless Chrome for both our frontend tests and our RSpec feature tests. In this post we will detail the reasons we made this transition, the challenges we faced, and the solutions we developed. We hope this will benefit others making the switch.

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Quick Wins For Improving Performance And Security Of Your Website

When it comes to building and maintaining a website, one has to take a ton of things into consideration. However, in an era when people want to see results fast, while at the same time knowing that their information online is secure, all webmasters should strive for a couple of things.

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How to make your HTML responsive by adding a single line of CSS

In this article I’ll teach you how to use CSS Grid to create a super cool image grid which varies the amount of columns with the width of the screen. And the most beautiful part: the responsiveness will be added with a single line of CSS.

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Creating a Task Manager App Using Ionic: Part 2

In the first part of the tutorial series, you created the user interface and navigation for the task manager app. In this tutorial, you'll see how to implement the functionality for the Ionic task manager app to add and list tasks.

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Angular - Shortcut to Importing Styles Files in Components

In a typical Angular project, you'll have many components. Each components has it own stylesheet (css, scss, less, etc). It's quite often that you might need to include global styling files (especially variables file) in your component.

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TypeScript Linting with TSLint – Setup, Configuration, & Rules

A good static analysis pipeline can be very helpful. Linting is among the most common and helpful types of static analysis for JavaScript. It can help catch bugs, enforce uniform code style, and prevent overly complex code.

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How To Create A Bootable USB For Any Desktop Operating System

A few years ago, creating a bootable USB wasn’t easy. This mostly had to do with the fact that CDs were the main method for distributing operating systems. If you bought a laptop or a desktop some five or seven years ago, chances are it came with an ‘install disk’.

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Immutable Javascript using ES6 and beyond

Can you see the problem here? When we change newObj, we also automatically change the old obj variable. This is because they refer to the same object. In most cases this is unwanted behaviour and bad practice. Let’s see how we can solve this. Object.

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Everything you need to know about change detection in Angular

If like me and want to have a comprehensive understanding of the change detection mechanism in Angular you’ll have to explore the sources since there is not much information available on the web.

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Running a .NET Core Web Crawler on a Raspberry Pi

With a web crawler that runs on a Raspberry Pi, you can automate a boring daily task, such as price monitoring or market research. Recently, I developed an interest in IoT and Raspberry Pi, and since I'm a .NET developer, I started to explore .NET Core on a Linux stack.

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Introducing Nexus.js: A multi-threaded JavaScript run-time

First of all, I recommend reading the old series if you're not familiar with this project. If you don't want to read all of that, no worries! I got you covered! Now that that's out of the way, let us begin.

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Angular & TypeScript: How to Import RxJS Correctly?

Angular has some third-party dependencies, one of which is RxJS, a library which makes reactive programming very easy to use. The library is obtained as an npm package. In order to use functionality from the RxJS library, it has to be imported first.

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Creating a Task Manager App Using Ionic: Part 1

In this tutorial series, you'll learn how to get started with creating a mobile app using the Ionic framework. Ionic uses Angular for writing the components and creating the mobile app. 

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The Best of CodePen for 2017

The web dev community is full of talented programmers, designers, and artists, always building new things and pushing the web forward. With the new year around the corner, we thought it would be fun to look back and celebrate all the amazing projects submitted to CodePen.

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Understanding JavaScript’s Engine with Cartoons

In a previous article, we detailed how JavaScript’s engine works in terms of event execution and briefly mentioned compilation. Yes, you read that correctly. JavaScript is compiled, though unlike other language compilers that have build stages that allow for early optimization, JavaScript’s compilers are forced to compile the code at the last second — literally.

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Adding ESlint to Your Project

In this article I will help you to add ESlint to an existing or a new project with a couple of easy steps using the ESlint CLI tool. Here we have a simple model in mongoose, but it doesn’t look so good and we want to add ESlint to follow some best practices and even catch some errors prior running our code.

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How to break a CAPTCHA system in 15 minutes with Machine Learning

Everyone hates CAPTCHAs — those annoying images that contain text you have to type in before you can access a website. CAPTCHAs were designed to prevent computers from automatically filling out forms by verifying that you are a real person.

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How To Build A Custom Ubuntu Version With Ubuntu Minimal

Have you ever wanted to customize your Ubuntu PC as it installs? With the official minimal installer you can. Ubuntu Minimal is a lesser-known version of the popular Linux-based operating system. If you go to Ubuntu.com, you won’t see a download for it.

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Oh shit, git!

Git is hard: screwing up is easy, and figuring out how to fix your mistakes is fucking impossible. Git documentation has this chicken and egg problem where you can't search for how to get yourself out of a mess, unless you already know the name of the thing you need to know about in order to fix your problem.

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The best front-end hacking cheatsheets — all in one place.

It’s rather impossible to remember all the APIs by heart. This is when cheatsheets jump in! Here are the best front-end cheatsheets I’ve gathered. Missing your favorite cheatsheet? Please let me know in the comments!

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Inno-Versity Presents: "Greatness" by David Marquet

This Inno-Versity Inno-Mation was adapted from Captain David Marquet's talk on Greatness, and is based on his book, Turn the Ship Around!Get Captain Marquet's book at http://amzn.to/1aKj4G5 This Larketing piece brought to you by Inno-VersityBig Brains. Great Stories. Awesome eLearning. Inno-Versity.

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Internet protocols are changing

When the Internet started to become widely used in the 1990s, most traffic used just a few protocols: IPv4 routed packets, TCP turned those packets into connections, SSL (later TLS) encrypted those connections, DNS named hosts to connect to, and HTTP was often the application protocol using it all.

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How to Connect to an API with JavaScript

A big part of working with JavaScript is knowing how to connect to APIs. As a fledgling developer, you may have been told at some point to just “play around with some APIs!” to learn what they are and how to work with them.

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Angular is easy

Many people think Angular is too complex and other frameworks like React or Vue.js are easier. Think again. That’s it. You have a real web app, working offline.

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await vs return vs return await

When writing async functions, there are differences between await vs return vs return await, and picking the right one is important. This returns a promise that waits a second, then has a 50/50 chance of fulfilling with "yay" or rejecting with an error.

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Amazon is the biggest threat to bitcoin right now

Over the past year, a growing number of people have leapt to take part in bitcoin’s meteoric rise. Teenagers have invested their college funds. Some families have mortgaged their homes and placed everything on the table.

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FCC aprova fim da neutralidade da net

Tal como pretendia o novo presidente da FCC, a entidade norte-americana aprovou o fim das regras que obrigavam os operadores a manter a neutralidade da net.

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How I built a replacement for Heroku and cut my platform costs by 4X

A couple of years ago, I started playing with server side languages — mostly Node JS. After a few days of struggle, I was able to deploy a Hello World app on my localhost.

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Why Programmers Need to be Learning about Blockchain

Maybe you’ve missed your chance to turn a couple hundred dollars into millions with Bitcoin. Fear not — there are nearly one thousand other cryptocurrencies created since, many with real potential. As a developer though, the focus should not only be cryptocurrency investing.

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I Was Wrong About Bitcoin. Here’s Why.

Several years ago, tech enthusiasts in San Francisco began buzzing about a new and mysterious thing called Bitcoin. There were rumors that the virtual money, invented by a pseudonymous math genius named Satoshi Nakamoto, would revolutionize modern finance and render government-backed currency obsolete.

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Securing a React Web App With Authorization Rules

Authentication and Authorization rules are THE MOST IMPORTANT security considerations when building a production app, yet they are often left out as a second thought.

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