Programming ← ABrandão.com ← Page 3

my Retirement calculator (javascript) – can you retire now? 2

Apr

3

2019

I decided to create a modern, easy to use and practical on-line retirement calculator, and I open-sourced it too! There are ton’s of these available all over the internet, but none really quite had enough details or the specific details I wanted to make them useful. So I approached this retirement calculator from the FIRE ...

Top 10 incredibly useful Javascript / Jquery code snippets 2

Mar

21

2019

Here’s my list of 10 useful JavaScript & some Jquery code snippets. The code snippets below are pretty useful and find myself reusing them again and again in all sorts of situations. I have created full-page examples of these snippets, go grab them over at my [icon name=”github” class=”” unprefixed_class=””] Javascript Github Repo Note: For ...

Log events via PHP to database with Windows or Linux command line

Feb

13

2019

Here’s a neat example (for Linux and Windows systems) of how to easily capture (log) and store the result of some script or program or really anything, in a central database table. Sure you could use just a log file, but spinning up an instance of MySQL (or SQLite) is trivial, and in the long ...

Deepmind’s AlphaStar crushes best StarCraft 2 players

Jan

24

2019

So today’s Deepmind’s StartCraft AI, named AlphaStar neural network AI thoroughly trounced a couple of top StarCraft players. The first set of matches against Dario ” TLO ” Wünsch (StarCraft II player from Germany. TLO is a former Brood War and Supreme Commander player currently playing for Team Liquid.). AlphaStar beat TLO 5 games to ...

PHP on Linux authenticate users with a Windows Server Active Directory 11

Aug

8

2018

A common request when building INTRANET web applications is to have users use only one common shared set of login credentials. Typically in most small and medium businesses this means that logging into a Windows Server of some kind to access the network. Windows Servers use Active Directory (AD) ,which is basically Microsoft’s glorified LDAP ...

Easy battery powered Mailbox Door IoT sensor using ESP32 38

Apr

16

2018

This post is how I took my rusty (literally) old mailbox and made it into a battery powered smart mailbox (an IoT device) , that sends you an SMS (text messagE) or MQTT alerts, and in the process how I learned about Arduino and particularly the ESP32 chip which lets us relatively easily setup with minimal ...

Running Mosquitto MQTT on Windows 10 super easy 26

Mar

29

2018

So I’ve been playing with IoT lately, using platforms such as Arduino ,ESP32, Raspberry Pi and when it comes to being able to have these devices communicate with a hub or server, the de facto standard is to use a MQTT server and protocol . Unfortunately, prior to Windows 10 finding a native Windows version is ...

Raspberry Pi Zero W LED matrix stock ticker code and demo 4

Feb

28

2018

So I was recently intrigued by Raspberry Pi Zero W, it’s small ARM-based Linux PC with integrated WiFi and ability to connect shields (known as Hats or pHats in Raspberry lingo) , got me thinking what kinds of interesting applications could I use it for. After coming across the Scroll Phat HD in my electronics ...