Geekle.us – Free Online Tech Conference 2 April 2020

We can use this period of quarantine to stay at home and study something of new.At the 2 April there will be an online tech conference about DevOps and JS at the 11:00 AM CET on www.geekle.us. The Conference is free and you can register on the bottom…

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QuaggaJS Barcode Scanner Setting EAN13 Code128

Today is very important the use of smartphone / table for work. And in many case is important to read barcode or qrcode. For that, now i want to speak about QuaggaJS a javascript library for reading barcode.I have used it and setting up for a correct mobile resize…

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React how to convert Class to Hooks tutorial

The Hooks are a functional component that simplify the use of React, and allow use to create some reusable component. I have changed on my TodoList App a class to a Hooks The React Class React Hooks I have changed a React Class with React Hooks: timer managed…

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30 Second to React – Collection of useful React snippets

Today i want to speak about this beautiful collection of React snippet that i found on github¬† There are some useful function, in my opinion the most important are about the use of Hooks. I report here the Hooks found on GitHub Hooks useFetch useInterval useNavigatorOnline useTimeout useFetch…

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React Todo List with Undo Timer on Delete

Goodmorning, it’s more time that not write, i spent some time to study ReactJS, so i think that Angular is better, but so ReactJS has its “why”.Today i want to show how create a simple React TodoList Example in which i have implemented a system to delete an item,…

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Drawing App with Nodejs, Socket.io and Expressjs

This is my first nodejs app created with express.js 4 and socket.io 1.Download it on GitHub A demo is to:¬†drawing.francescopantisano.it The app permit to draw on a map in real time with other people in a specified “room”, so only who know the name of the room can…

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Nodemcu Light Control using Nodejs SSDP

LightControl con Nodejs SSDP questo pacchetto ha una parte di script Arduino da poter lanciare su tutte le vostre NodeMcu e una parte applicativa realizzata con nodejs che gestisce le periferiche ed interagisce con loro utilizzando il protocollo SSDP che trovo veramente interessante per l’aspetto iot, evita di…

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Javascript Global Error Handler

Today i’have created a simple class to log in the backend the javascript error, so i can have a real time monitoring of how error appear to the users. We can use a window.onerror and the addEventListener rewrite. Window.onerror has been available in most browser, but the argument…

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Angular 6 – ADAL Dynamic Parameter initialization

We have seen in the previous article, how to implement the ADAL Authentication in Angular 6. Now we can see, how to do, for init the ADAL Module with dynamic parameter, for example we can take them from database, or json file configuration. We must to open the…

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Angular 6 – ADAL Authentication

Today i want to talk to you about Microsoft ADAL (Azure Active Directory Authentication Library). ADAL allows users to authenticate in Active Directory (AD) local or in the cloud and take token to protect the API. How can i do to integrate it in a Angular 6 app?…

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