Executing Dart in the Background with Flutter Plugins and Geofencing
Whether handling push notifications, location updates, or sensor events, many useful features require that an application has the ability to handle events without user interaction, even when not running in the foreground. <a...
Executing Dart in the Background with Flutter Plugins and Geofencing
Whether handling push notifications, location updates, or sensor events, many useful features require that an application has the ability to handle events without user interaction, even when not running in the foreground. <a...
Google open-sources AI that can distinguish between voices with 92 percent accuracy
Diarization — the process of partitioning out a speech sample into distinctive, homogeneous segments according to who said what — doesn’t come as easy to machines as it does to humans, and training machine learning algorithm to perform it is tougher than it sounds....
Flutter for Desktops, Windows or Mac?
Has anyone tried this? https://github.com/google/flutter-desktop-embedding
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Migrating a PHP 5 App to PHP 7 (Rundown of PHP 7 Features) – Part 2
TL;DR: Many PHP applications are still running on PHP 5.x, not ready to take full advantage of the awesome features that PHP 7 offers. View original...
Migrating a PHP 5 App to PHP 7 (Development Environment) – Part 1
TL;DR: Many PHP applications are still running on PHP 5.x, not ready to take full advantage of the awesome features that PHP 7 offers. View original...
How Bing Maps compares to the new Google Maps pricing
For many startups, Google’s cloud services have been an appealing way to get started because the generous free tiers have meant they could develop and build their tools essentially for free – as long as they didn’t need any support. View original...
Flutter Release Preview 2: Pixel-Perfect on iOS
Flutter is Google's new mobile app toolkit for crafting beautiful native interfaces on iOS and Android in record time. Today, during the keynote of Google Developer Days in Shanghai, we are announcing Flutter Release Preview 2: our last major milestone before Flutter...
Publishing an ASP.NET Core website to a cheap Linux VM host
A little Linux VM on Azure is like $13 a month. You can get little Linux machines all over for between $10-15 a month. On Linode they are about $10 a month so I figured it would be interesting to setup an ASP.NET Core website running on .NET Core. As you may know, ....
AnimatedContainer – Flutter Widget of the Week
You can code up animated changes yourself with explicit animations, or you can let Flutter animate them for you! With the AnimatedContainer widget, you just build it once with a particular attribute (like color), and then rebuild it with a different value. Flutter...
Implementing adaptive master-detail layouts in Flutter
Usually, when developing apps for mobile phones, having too much screen real estate is not the problem. In fact, quite the contrary. Much thought has to be put into how to structure the app so that it does not feel cluttered. On tablets, it is a whole different story....
Isolates: how to work with multithreading in Dart
Here we are again with another topic about Dart language, first of all I’d like to start this article with an off-topic. View original...
Why Flutter Uses Dart
Wm Leler explains why Flutter uses Dart: Here is a quick list of the Dart features that together make it indispensable for Flutter: Dart is AOT (Ahead Of Time) compiled to fast, predictable, native code, which allows almost all of Flutter to be written in Dart. This...
Putting build methods on a diet – tips and tricks for cleaner Flutter UI code
Flutter is great - it rocks. We have modern, fresh APIs for building complex UIs in a quite small amount of code. View original...
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...
Installing .net core runtime 2.0 on CentOS (or RHEL) + Apache reverse proxy for Kestrel asp.net systemd quick start
CentOS 7.x is required, this won't work older versions. First, enable the dotnet repository for yum: yum install centos-release-dotnet Next, install the runtime package: yum info rh-dontnet20 rh-dotnet20-runtime The following packages will be installed:...
Display all glyphs in a WOFF, TTF or OpenType font
Very useful online tool i've found: http://torinak.com/font/lsfont.html - it displays all the font glyphs in a nice, convenient, table.
Meltdown and Spectre in 15 minutes (or less)
Explained by the folks at Computherphile, in some detail in less than 15 minutes. https://www.youtube.com/watch?v=I5mRwzVvFGE&t=297s
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...
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...
MySQL replication: How to recover from “Event too small corruption” or “Slave SQL: Relay log read failure”
The basic principle is, just restart where the slave left off. The problem arises if a binary log, on the slave side, remains corrupt. The recovery is relatively simple, just follow the recipe: STOP SLAVE SHOW SLAVE STATUS Note down 'Relay_Master_Log_File' 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...
tip: Volley comm library for android, available via Gradle
Previously, in order to use Volley, the only way was to add the "jar" file to the project - not anymore - official volley is now available, just change the app.gradle file: [mgamazon...
Converting multi-page PDF to PNG using ImageMagick
Quick tutorial on converting PDF files to PNG using ImageMagick in CentOS. Foreplay: install ImageMagick First, install ImageMagick using yum. As ImageMagick is not available, you need to activate the EPEL repository in your CentOS installation. wget...
Download Android Apps with Source Code
Available at f-droid is a directory of open source android apps (full with source code). A great learning resource for beginners.