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Developers Log

A blog about software developing and technology

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Web development

How to fix: Cross origin requests are only supported for protocol schemes

How to fix this CORS policy error message: Cross origin requests are only supported for protocol schemes: http, data, chrome, chrome-extension, https

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WordPress not loading CSS outside localhost

Ways to fix localhost install of WordPress so that it displays correctly when accesing from outside localhost

How to quickly install WordPress in Debian Stretch

Quick guide to installing WordPress in Debian Stretch

How to use angular services to share data between components

Angular step by step tutorial on how to share/pass data between non related components using a shared service.

How to fix: No binary for Chrome browser on your platform

How to fix the "No binary for Chrome browser on your platform" error, and get the Karma tests to run in Debian Linux.

Communication between Angular components using Subject

In previous post we saw the basics of observables, and the different ways to create observables in Angular 5.  Although that it is an interesting enough topic on its own, what it is really interesting about observables are the practical... Continue Reading →

Understanding Angular modules: quick guide

Quick guide to understand Angular modules, and how to use them. how we create a module? Why do we need them, what are the exports, declarations, providers, imports, bootstrap properties in the @NgModule?

How to create an observable in Angular

In this post we will expand a bit on the nature of observables, and different ways to create them using Angular. We will see how to create Observables from Promises, DOM Events, etc

Simple guide to Angular 5 observables

In this tutorial we will learn how to use Observables effectively in our Angular applications.

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