Blog posts

Frontend tools for Blockchain Developers

Blockchain is definetely an exciting technologies. It's complex but very powerful. Don't think only to cryptocurrencies. Blockchain can be used for many others projects! Here I want to have some ideas about the tool we can use to build innovative and amazing applications with small efforts. No more talking then. Let'......

Web VR and Augmented reality resources

Let's introduce Augmented Reality and Virtual Reality. What are them? Is there any difference between them? Let's start reading something on wikipedia about Virtual Reality. "Virtual reality (VR) is a computer-generated scenario that simulates experience". The are various fields of application an......

Indeed API for your job search and ads

Using the Indeed API for your job search and ads is easy and you can obtain informations from all countries. The localization is a little bit difficult step because Indeed has a different domain for their websites in every nation. I have built a simple API caller to make a simple query simply by keyword, place \ region (opt......

Bootstrap 4 with Angular v2+

Installing Bootstrap 4 on your NGCli project can be more difficult than you think. NPM is a really bad dependency manager and you have always to solve problems because of its instability. I have had several errors installing any Bootstrap package. A very simple operation took me hours to find the right solution! Res......

Yii 2 image optimization

To optimize the images for your website, application or blog is very important for the performances. I recommend to use GIF images if possible and the same size for every images of your posts or articles. That's because It can be much easier to maintain your files and update them in any case. We need to be patient to do......

NodeJS and NPM troubleshooting

NodeJS and NPM on Windows can be really terrible. I'm having many problems with PCs running Windows 8 and 10. Fixing writing permissions is boring and annoying when you don't know what is the source of the problem. The npm behaviour is unpredictable and it seems it gives you always a different answer or error.NP......

Deploy Angular apps in a shared hosting

If you haven't any particular dependencies you can easily deploy your Angular app in a shared hosting using the amazing Ng Cli.Simply run:ng build --prodIf you haven't any error, this command will build your app and create a dist directory. In this directory, you will find result of your app with static......

NG Cli Travis configuration

To find a working configuration for an Angular v2+ Ng Cli application was not easy. I have built my own solution at the end and the build with Travis finally pass the tests. Remember to sync your Travis account if you have created a new repository: once you have logged in the Travis website, go to your user icon, click......

Angular V2+ code documentation with Compodoc

NGCli is amazing but it still needs something more to be perfect. I was wondering if there is something about code documentation with Angular and I have found a couple of libraries very easily.CompodocCompodoc is very easy to find on Google. I have tried it and I like it. You can install it globally with npm and sta......

Yii 2 - Upgrade to bootstrap 4

Yes it is! If you upgrade your Yii 2 assets on your installation, there will be many difficulties to use the bootstrap 3 css and js files using the Yii 2 assets. So be sure you need bootstrap 4 only for your projects. First of all we update the dependencies on our composer,json file.{ "require": {......

Laravel admin panels and CRUD generators

Let's if an admin boilerplate or exterrnal dependency can help us to build our application faster and more efficiently than integrate an admin template manually and build all interfaces we need. I still think Laravel hasn't a good and own code generator like the amazing Gii on Yii2. This is a problem for me and that'......

Do something before every action in a controller on Yii 2

To do something before a controller is loaded is a common problem to all MVC frameworks. On Yii 2 you can use the beforeAction method for a single controller but if you need to do a something before every controller, you have to use the config/main.php file. I use this technique to register meta tags for every page but......

Common errors installing Laravel

You exect to create your project and start coding with Laravel but if you obtain one of these errors you have to solve the problem before starting. I have found a couple of errors on Windows or Linux but nothing Blank pageIf you have a blank page when you visit the home page of your new Laravel application, you......

Installing Laravel Voyager admin panel

I have recently had a couple of small problems installing the Laravel Voyager admin panel. It works specifically with Laravel 5.3 and this can be a disadvantage. If you use Voyager, probably you will not upgrade your Larvel installation or you will have a lot of troubles if you do it! But don't worry: Laravel......

Symfony 3 demo and blog applications

I have recently installed the new Symfony 3.3 but something strange happened when I was searching for the old blog application.If you install the Symfony demo application with the symfony command line, you will have the demo app installed with nothing inside, only a simple controller and the rest of the files and configurati......

Curl problem with Symfony 3 or Laravel

I have recently tried to install Symfony 3 and I have had a problem with symfony command console when installing Symfony 3. I have installed it some month ago and when Symfony 3 came out but I have never had this problem! Actually I am using XAMPP on Windows. Here is the error on the command line:[GuzzleHttp\Ring\Exception......

AngularJS promises for async requests

When you start to develop an Angular JS application in the real world you will soon have to handle REST calls. When you call a service, you have to wait for the response. There can be a delay and the page is not always ready to show it. The Angular promise library helps you to github.com/kriskowal/qdocs.angul......

Angular JS 1.x tools

If you choose the right libraries, you can be happy to have the right tools to work on your project. Even if Angular 2 is out, Angular 1.x is great for dynamic web development. I ensure you can develop amzing web apps for everyone. Here I will show you the tools I am using to work professionally with my company and our customers......

Frontend development interview questions

So you want to become a professional frontend developer :) Welcome to this world of technologies. A modern web developer must know about HTML, CSS, Javascript, Node JS and many other technologies. I remember years ago none of these technologies were so fundamentals. Today you have to manage frameworks and solutions for the......

Angular 2 pros and cons

To learn and work with the popular Angular 2 cannot be simple and we must take our time before starting to create amazing web applications in the real world. The only way is to practice and work with all concepts of this framework. But let's see the pros and cons about using this amazing technology:PROSYou can cho......