teklinks

tech/webdev magazine

André Simões

André Simões
Web Developer

March 31, 2018

Machine Learning for Humans??

Saturday, March 31, 2018 Teklinks

Part 1: Why Machine Learning Matters. The big picture of artificial intelligence and machine learning — past, present, and future. Part 2.1: Supervised Learning. Learning with an answer key. Introducing linear regression, loss functions, overfitting, and gradient descent.

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One Decision Separates The Wealthy From The Non-Wealthy

Saturday, March 31, 2018 Teklinks

The problem with most people’s lives is that they are being shielded from the consequences of their behavior. There’s little to no accountability. The fastest way to make success inevitable in your life is to only do work that is incentive-based.

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March 29, 2018

The complete guide to Angular Material Themes

Thursday, March 29, 2018 Teklinks

Theming support in an application can be pretty useful. From nice to have feature like letting user to chose from available color schemes to get personalized experience to more mission critical branding capabilities like building multi-tenant SaaS product where every client wants to use their own domain, logo and colors to offer branded services to their end customers.

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Top JavaScript VSCode Extensions for Faster Development ?

Thursday, March 29, 2018 Teklinks

VSCode is an open-source, cross-platform editor that has become a favourite of programmers, particularly in the Web Development community. It’s fast, extensible, customisable, and has tons of features. You should check it out if you haven’t already done it.

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18 Things You Need To Give Up To Become A High-Achieving Person

Thursday, March 29, 2018 Teklinks

A secret about success is that it is just as much about what you give up as what you gain. Are you willing to give up late nights out for late nights in working? Are you willing to turn a deaf ear to blind criticisms? Are you willing to listen to helpful ones? Are you going to be able to give up the doubt, the resistance, the uncertainty, the avoidance mechanisms?

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Tomorrow’s ES Modules Today

Thursday, March 29, 2018 Teklinks

Seven months ago I released an experimental module loader that enabled ES modules in Node. With over a million downloads, thousands of commits, and the tremendous help of early adopters and the JavaScript community, it’s ready for its stable release! ???

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March 27, 2018

Nested Ternaries are Great

Tuesday, March 27, 2018 Teklinks

Conventional wisdom would have you believe that nested ternaries are unreadable, and should be avoided. The truth is, ternaries are usually much simpler than if statements. People believe the reverse for two reasons:

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How to build Progressive Web Apps with Angular.

Tuesday, March 27, 2018 Teklinks

Progressive web apps are web applications built with technologies that make them behave like native apps. A benefit of progressive web apps is the ability to work smoothly when network coverage is unreliable.

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March 26, 2018

How to reset a Windows password with Linux

Monday, March 26, 2018 Teklinks

If you (or someone you know) ever forget your Windows password, you'll be glad to know about chntpw, a neat Linux utility that you can use to reset a Windows password. For this how-to, I created a Windows virtual machine and set the password to pass123 on my user account, Archit-PC.

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Clean code: takeaways from a love story

Monday, March 26, 2018 Teklinks

I’ve just finished reading “Clean code” by Robert C. Martin and it really was an experience. I never thought I’d enjoy this book so much. What was interesting about it to me is that the author mentioned stuff which I’ve always taken for granted, but the sole fact that they were worth mentioning got me thinking: maybe I was taking them too much for granted.

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Scaling Node.js Applications

Monday, March 26, 2018 Teklinks

Scalability in Node.js is not an afterthought. It’s something that’s baked into the core of the runtime. Node is named Node to emphasize the idea that a Node application should comprise multiple small distributed nodes that communicate with each other.

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The Expert Generalist: Why the Future Belongs to Polymaths

Monday, March 26, 2018 Teklinks

Some of history’s greatest contributions have come from polymaths. Aristotle practically invented half a dozen fields of study across philosophy. Galileo was as much a physicist as he was an engineer when he helped kick-start the scientific revolution.

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March 25, 2018

March 23, 2018

March 21, 2018

Angular in Production

Wednesday, March 21, 2018 Teklinks

In this informal essay I’ll go through a case study of my experience in using Angular (2 and above) in production. Last April, together with a small team, we started working on an educational application; the second version of a product that I developed about 3 years ago using Angular 1.

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How to build a SaaS with $0

Wednesday, March 21, 2018 Teklinks

Last October I launched ipdata.co — an IP Geolocation API — and my first SaaS. My plan at the time was to throw as much up against the wall as I could and narrow my focus to what sticks.

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7 Angular Tools That You Should Consider

Wednesday, March 21, 2018 Teklinks

In this article we’re going to quickly explore 7 Angular development tools which can make our everyday life easier. The purpose of the list is to not be opinionated architecture wise.

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GraphQL over REST with Node, Heroku, and Apollo Engine

Wednesday, March 21, 2018 Teklinks

Wrapping your REST endpoints in GraphQL is a quick way to make it easier to use the data you have in your existing backends. In just a few hours, you can implement a thin translation layer using Node and Apollo Server and start getting the main benefits of having a GraphQL API without having to dive in to the backend implementation.

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March 20, 2018

March 19, 2018

JavaScript vs. TypeScript vs. ReasonML

Monday, March 19, 2018 Teklinks

In this blog post, I describe the pros and cons of three programming languages/dialects: JavaScript, TypeScript and ReasonML. My descriptions are based on recent experiences with TypeScript and ReasonML on a few smaller real-world projects and on years of experience with JavaScript.

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JavaScript Testing Using Jest with Kent C. Dodds

Monday, March 19, 2018 Teklinks

In this episode Kent C. Dodds, a full stack Javascript engineer at Paypal (as well as an instructor on egghead.io, Frontend Masters, Workshop.me and an open source enthusiast), discusses JavaScript test automation using tools like Jest and Cypress.

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March 18, 2018

React Tutorial Pt 1: A Comprehensive Guide to Building Apps with React.js

Sunday, March 18, 2018 Teklinks

By now you’ve probably heard about facebook’s React. You’ve probably even heard really good things. There has never been a better time to take the leap and start learning React. The difficulty starting out with React isn’t React itself. It’s important to remember React is “just the V in MVC” or “just the view layer”.

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March 17, 2018

March 16, 2018

An Introduction to NGINX for Developers

Friday, March 16, 2018 Teklinks

Picture this - you’ve created a web application and are now searching for the right web server to host it from. Your application might consist of multiple static files — HTML, CSS, and JavaScript, a backend API service or even multiple webservices.

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Learn Bootstrap 4 in 5 minutes

Friday, March 16, 2018 Teklinks

This January, Bootstrap 4 (aka v4) finally got released after being in alpha for over two years. It represents a major rewrite. Not only are there a lot of changes under the hood, but there are also a few new concepts you’ll need to wrap your head around.

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Elegant patterns in modern JavaScript: Ice Factory

Friday, March 16, 2018 Teklinks

I’ve been working with JavaScript on and off since the late nineties. I didn’t really like it at first, but after the introduction of ES2015 (aka ES6), I began to appreciate JavaScript as an outstanding, dynamic programming language with enormous, expressive power.

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Five Key Git Concepts Explained the Hard Way

Friday, March 16, 2018 Teklinks

If you’ve ever read a git man page, you’ll know that trying to understand git can be an intimidating experience. So here’s five core git concepts explained. This post uses the ‘hard way‘ method to teach the concepts by having you type out the commands and think through what’s going on, without having to worry about breaking anything.

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March 15, 2018

Angular 5 App Structure With Multiple Modules

Thursday, March 15, 2018 Teklinks

Since I couldn’t find any resources on Angular 5 app structure with multiple modules, I decided that whilst rebuilding an AngularJS app, I would implement a multiple-module architecture and document it. Below is the approach I took, with some justifications for the decisions I took.

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Say Hello to Houdini and the CSS Paint API

Thursday, March 15, 2018 Teklinks

Houdini is an ambitious project to give developers more power over CSS than we’ve ever had before. The first piece of this project to emerge is the CSS Paint API. This article will explain why Houdini is so exciting, then show you how to get started with the Paint API.

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Advanced caching with RxJS

Thursday, March 15, 2018 Teklinks

When building web applications, performance should always be a top priority. There are many things we can do to speed up our Angular applications like tree-shaking, AoT (ahead-of-time compilation), lazy loading modules or caching.

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Monitoring with Prometheus

Thursday, March 15, 2018 Teklinks

Monitoring applications & application servers is an important part of the today’s DevOps culture & process. You want to continuously monitor your applications and servers for application exceptions, server’s CPU & memory usage or storage spikes.

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March 14, 2018

? Create Angular Libraries in No Time Using Schematics ?

Wednesday, March 14, 2018 Teklinks

Maybe it’s just me, but since Angular was released, creating an open source library has been no simple task. Luckily with the release of Angular Schematics, tools have been created to simplify the process by integrating an environment that is convenient and familiar to us — Angular cli.

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LearnClean Up Your Code with Modular CSS

Wednesday, March 14, 2018 Teklinks

It’s only natural. Entanglement happens. The cascade. It’s a blessing and a curse. It’s often the case that when you change the styling of one element, other elements inadvertently get restyled.

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March 13, 2018

State management in Angular with observable store services

Tuesday, March 13, 2018 Teklinks

Observable stores are a state management solution for Angular apps implemented using RxJS to mimic Redux architecture. The post explains how to create, use and test these observable store services. Effective state management in front-end development is a challenge, especially in larger and more complex single page applications.

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Animating Elements Along SVG Paths: Introducing PathSlider

Tuesday, March 13, 2018 Teklinks

One of the elements that attracts me most of SVG is the path element. If you follow my tutorials you probably have noticed it :) And we can do so many things with the SVG paths, that I never tire of experimenting with them, always trying to use them to create attractive and original experiences in the front-end of our websites or applications.

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