flutter/samples

A Flutter sample app that shows a state management approach using the Provider package. This is the app discussed in the Simple app state management section of flutter.dev. Here the app sets up objects it needs to track state: a catalog and a shopping cart. [mgamazon...

Flutter Web and PaginatedDataTable

Note: For changes to data, we have used Provider….This article won’t be explaining how the changes gets notified…. Data is read lazily from from a DataTableSource. View original article

Flutter : How to do user login with Firebase

Flutter is an open source mobile SDK developed by Google to build high quality applications for Android and iOS. It allows developers to not only build application with beautiful design, smooth animation and fast performance, but also able to integrate new features...

Introducing .NET Multi-platform App UI

You can build anything with .NET. It’s one of the main reasons millions of developers choose .NET as the platform for their careers, and companies invest for their businesses. With .NET 5 we begin our journey of unifying the .NET platform, bringing . [mgamazon...

Don’t write your Web API Client code

Web APIs are heavily gaining traction in the software world, replacing the (good?) old Web Services. Virtually every API that is born today is likely to be REST and being built using frameworks like WCF (if you’re brave enough), ASP.NET MVC WebAPI or Spring. [mgamazon...

GitHub is now free for teams

We’re happy to announce we’re making private repositories with unlimited collaborators available to all GitHub accounts. All of the core GitHub features are now free for everyone. 🎉 View original article

Flutter web: Navigating URLs using named routes

Named routes can be used to navigate between pages inside a Flutter mobile app, but they also work for URLs in Flutter web apps. This article explains how to add named routes to your app, and how you can customize them, to have pattern matching inside the routes....

An architectural review of the Invoice Ninja Flutter app

We’ve been working on our Flutter mobile app for a few months now, I thought it may helpful to share some of the techniques we’re using to help keep our code maintainable. Keep your code DRY (don’t repeat yourself). View original...

The Battle of C# to JSON Serializers in .NET Core 3

.NET Core 3 was recently released and brought with it a bunch of innovations. Besides C# 8 and support for WinForms & WPF, the new release added a brand new JSON (de)serializer. This new serializer goes by the name System.Text.Json and as the name suggests, all its...

JsonConverter Attribute in ASP.NET Core 3.0 Web API

In .NET Core 3.0, a built-in JSON converter is available in namespace System.Text.Json, and ASP.NET Core 3.0 uses this new JSON converter by default. Therefore, when you migrate your Web API from ASP.NET Core 2.x to 3.0, you need to replace JsonConverter attribute...

From Native to Flutter to Web

Hillel Coren explains he went from native mobile apps, to flutter apps and back to web app (using flutter). Useful tips here. Original article at https://hillel.dev/2020/02/27/flutter-web-things-to-know/ Source at https://github.com/invoiceninja/flutter-client

How to use an old iPad as a secondary screen for Windows 10

I have an old iPad 2 lying around. This iPad is getting useless as time goes by, and my 2 monitor setup at home is, sometimes, just not enough.  Recently i've found a handy piece of software called Wired XDisplay. The setup is pretty straightforward: Install XDisplay...

Forms in Flutter beta 2 – important limitations

After trying to get Flutter forms to work, mixed with learning Dart and all the Flutter's intricacies, i came to the conclusion that Form support in Flutter is, at best, sub-par. Namely, there seems to be no support to sequence the inputs (e.g. when you insert text in...

ISO 8601 Week number in PHP, MySQL and MSSQL

The following methods calculate the ISO 8601 Week number in PHP, MySQL and Microsoft SQL Server, with the same exact results. All the examples below are using the same week criteria: week stars on Monday. MySQL is easy, as it supports this directly: SELECT...

Centos 6, running PHP7 alongside stock PHP5

I have a couple of servers running PHP 5.x.x on CentOS 6 and i want to migrate some to PHP7, without worrying about the older stuff. So, i could compile PHP7 from source, setup FPM and Opcache for it, etc, etc, but i found out that REMI as a solution for this...

One Keyboard+Mouse, multiple computers, the Microsoft way

From Microsoft Garage, the new "Mouse without Borders" - it supports also keyboard, clipboard and file drag and drop. Its an alternative to Synergy, Input Director and similar solutions. I'll give it a try later. Download it here.

Setup Lighthouse, CentOS, 3 simple steps

Lighthouse analyzes web apps and web pages, collecting modern performance metrics and insights on developer best practices. Here is a simple 3 step setup guide for CentOS: Setup the EPEL yum repository install nodejs and npm using YUM Run npm install -g lighthouse And...

SystemD quick cheat sheet

A small collection of Systemd commands, along with the Sysvinit counterparts. Sysvinit Command Systemd Command Notes service frobozz start systemctl start frobozz Used to start a service (not reboot persistent) service frobozz stop systemctl stop frobozz Used to stop...

NativeScript example, step by step, Windows 10

A tiny, 5 minute, tutorial on creating a new empty project using NativeScript + TypeScript, compiling it and running in Android. First of all, install NativeScript (NodeJS v4.6.0 x64)plus the latest NativeScript. Check if the installation is OK: tns...

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