Spiffiness

TI-89 Multiple Variables on One Line

I have an old TI-89 calculator and it has the ability to use a variable in a formula and then assign it at the end in one line:x+12|x=5 17

code

Clever preprocessor macro in HLSL

I've been working on implementing various data structures (octrees, queues, and sorting algorithms) in HLSL to execute in parallel on a GPU. I quickly discovered that I was doing a lot of copy

tips

Steam VR Workshop Content Update Loop

The cause was there were multiple workshop items in my profile that had been deleted on Steam. My client kept trying to download these items and was getting an Access Denied error, which is never displayed in the Steam client itself.

Unity: Getting GUILAyout: Mismatched LayoutGroup.repaint? Try EventType.Repaint

I built a great custom Unity Editor window. It does all the things. Except it's buggy.It's a sort of window-based GUI. I have mini windows inside of a normal Unity custom Editor

code

Yes, you CAN serialize abstract classes in Unity

Over and over I've seen posts around the web and on the various Q&A sites like this:I have an abstract class and two (or more) classes that implement this abstract

code

A single method that can work with either a List or an Array (IEnumerable and ICollection)

A while back I wrote a method that takes an array of data that I use for inserting records into a database:public Promise<int[]> InsertOrReplaceAsync(string table, Dictionary<string,

code

Round a number to some multiple of another number

Recently I needed to round a rotation value to increments of 45 degrees. Every once in a while I run into needing to do this and I always forget the trick to it,

code

Testing C# code in the browser

Have you ever wanted to just test a short bit of C# code that you could quickly run through and tweak before integrating it into a larger project?I recently came across an

unity

Element-wise Vector Multiplication in Unity (Vector3.Scale)

I often need to multiply two vectors together one element at a time. This is called the Hadamard Product.Typically I do it this way:Vector3 a=new Vector3(1,2,3); Vector3

unity

The top 5 things I've learned as an Indie Unity Developer

I have released one game implemented with the Unity engine and have two more in the pipeline. Over time I've learned quite a bit, often by doing things the wrong way first.1.

unity

Serializing Interfaces in Unity

The Unity Inspector is a great tool for combing and configuring various components into powerful game objects with complex behaviors, all with little to no additional coding.Interfaces are a useful architecture mechanism

unity

Unity Events

Events are a powerful feature allowing a method to be notified when the event fires. C# has an event system built into the language itself. Unity provides its own event mechanism called UnityEvents

linux

Keep colors when piping commands on Linux

tl;dr: --color=always Colorized text is incredibly useful in the terminal since it makes it easier to quickly navigate a sea of text. Many Linux/GNU commands can output in color, but

unity

Allow Chrome to run WebGL apps from the local file system

I'm experimenting with a Unity application to see if it would be viable to run it in Web Assembly/WebGL. Firefox allows running the application locally with the file:/// notation, but Chrome does

unity

Hiding the Screen Canvas in the Unity Editor

I've had a minor annoyance over the last year working on my Unity project: the screen canvas is visible in the Unity Editor scene view, and intercepts any clicks within the scene view

Epson Moverio BT-100

In the ancient days of the early 2010's I wrote a review on the Epson Moverio BT-100. April 6, 2012 I've had these for a few days now. Here are my initial impressions.

Tracking progress for a long running pipe command

Issue I was trying to count the number of occurrences of a word in a file on Ubuntu. This typically isn't a big deal: grep TERM myfile.txt | wc -l However this file

Computer Science

IP Addressing for Dummies

Recently I answered a question on StackOverflow regarding IP addressing. Basically the question was "How can I specify subnets containing the range 154.100.0.0 - 154.109.255.255 in

First Post

On this Pi Day I've finally decided to plant my flag on a small corner of the Internet.