Danywalls

Dany Paredes

Hi, I'm Dany Paredes, few years ago I was working with .NET, but in my last years I have been focusing in Javascript using Vue , Angular or React. You can read more in Twitter or Github.

Code coverage in 2 minutes with NYC.

June 04, 2019

NYC give us a quick report about which amount of code is cover with tests, the report can show files, branch, functions lines covered by the test.

Testing promises with Mocha.

May 28, 2019

The promises is another common task for developer and it should be tested, I will explain how to test resolved and rejected promises.

Testing javascript from 0 to Mocha.

May 26, 2019

I'm trying to learn testing in javascript, today we have few ways to test our code write plain test code or using mocha, jest or cypress..

5 favs Mac Apps

May 24, 2019

This is my list of a few essentials apps for my Mac.

Create API with AWS API Gateway and Serverless Framework

May 11, 2019

Serverless is framework is one of the most widely adopted frameworks for build serverless applications.

React Router in 3 minutes

May 05, 2019

Implement routing into a React app is so easy, the first step is to install react-router -dom package.

Gatsby, StaticQuery, and PageQuery — Day 3

February 27, 2019

Today is my 3rd day with Gatsby, if you read my previous post about GraphQL, I had a pending task bind the data from GraphQL using…

Graphql and Gatsby Day 2

February 25, 2019

I found that Gatsby uses GraphQL for sending data through to components, that means that understanding how GraphQL works in Gatsby is a…

React extensions for Chrome, Firefox and VSCode.

February 22, 2019

If you are starting to learn your VSCode and Chrome or Firefox will be your best friends in the React Journey.

Starting with Gatsby Day 1

February 21, 2019

Gatsby as a React GraphQL and static site generator with easy development and amazing fast finish product that allows delivering faster…

Fix Error loading the ‘sqlite3’ Active Record adapter.

February 13, 2019

Today I was starting a new project with rails, but when I start the server my app shows the following error.

9 Vue Router steps for beginners.

January 04, 2019

The router is one of the important topics when we build single page applications with Vue, there are a few of things that I wish to know…

Kill code duplication using mixins in Vue

December 24, 2018

When we had the same code in two o more components it is a signal or smells that something is wrong, then the Mixins come to help us.

How to install your favorite OSX apps with Brew + Cask

December 24, 2018

I hate to do boring tasks, like install every app for my machine it is a bored and large process.

How to create a custom Vue directive

November 26, 2018

Vue allows create custom directives, modify our HTML elements and behavior, you can recognize easy because the first letter is v- like…

Keep the control in your HTML forms with v-model and Vue.

November 24, 2018

Vue allows design and manipulates forms elements fast and easy, this is the list of the most common task when we work with HTML forms.

How to handle HTTP errors with Element UI and Axios.

October 28, 2018

Sometimes I want to find an easy way to handle HTTP errors. Using Axios interceptors, we handle requests and response before the then or…

Create your REST API with Express (3/3)

October 14, 2018

You are reading the third part of Create Rest API with Express, feel free to read the Part 1 and Part 2 In this part, I will send a request…

Create your REST API with Express (2/3)

October 13, 2018

You are reading the second part of Create Rest API with Express, feel free to read the Part 1 for continue, in this case, I will build a…

Create your REST API with Express 1/3

October 10, 2018

Today I wanted to create my own REST API using express, some friends told me about Express is allow create stateless APIS quick and easy…

3 Great Fonts for Coding

October 08, 2018

I love to discover fonts for coding, write or read. This is my top 3 fonts most used fonts for coding.

How to add Angular Material in your Angular Apps

October 01, 2018

Every day we want to create beautiful apps, but we don’t have time to create great interfaces. This kind of situation can be resolved…

How to use React Type checking

September 22, 2018

The components in React allow receive data using Props, the props aren’t is strict, that’s mean you can send any type of value, or forget…

How to learn Flutter in 2019

August 31, 2018

Flutter is a Dart Framework for building mobile 2D Apps for iOS and Android.

How to access from a remote device to your local IIS-Express?

August 31, 2018

When we develop for asp.net and we want to access our IIS-Express server from the other computer or mobile.

How to add externals library into your Angular Project?

August 27, 2018

Sometimes We need to add externals libraries like Bootstrap or Bulmacss into our Angular 2/6 Applications. The easiest way to handle this…

Why always use arrow functions in Javascript.

August 07, 2018

Yesterday, I found a good reason to use arrow functions, sometimes I said the arrow functions is a fancy or shorter way to write functions…

Use VueJS filters with MomentJS

May 22, 2018

MomentJS is a library that I love to manage the dates and you can put to work with #Vue using the filters, I will explain how to combine…

Validate HTML Forms with VeeValidate

December 23, 2017

VeeValidate is a plugin for #Vue that allows you to validate the HTML elements and show errors in an easy way, only adding the v-validate…

Create Fake API REST with JSON-Server and Now

November 23, 2017

Many times we want to create an API Rest quickly and work beyond our localhost, then JSON-Server and Now come to the rescue.

How to create typings for libraries in Typescript?

May 20, 2017

If something I have to recognize is that #Typescript allows to have control in #Javascript and that is also thanks to the typings (tsd)…