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The Mechanical Universe

Draw with your finger


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Basic Inkscape Text
This article just touches on the basics of using text in Inkscape. Through the use of gradients, filters, and textured fills, what you can do with text in Inkscape is just about unlimited. More ...

Access Useful Laptop Settings in the Windows Mobility Center
Some useful laptop settings are collected together in a group called the Windows Mobility Center. Near the top of the secret menu, select Mobility Center. Here you'll find controls for setting the screen brightness, sound volume, screen orientation, and such. More ...

Processor Interrupts
An interrupt is a signal to the processor indicating an event has occurred that needs immediate attention. When an interrupt occurs, the processors normal path of execution is interrupted in order to run a routine to service the interrupt requester. More ...

Html5 section vs article Element Best Practices
Many new semantic elements where added to HTML5. The purpose of most of these new elements was easily discernible. But a web search reveals that there is much confusion about the relationship between the article and the section element. More ...

Fundamental Digital Logic Gates
All the advanced features of the most powerful computers, such as mulicore and parallel processing are done with digital logic. In this article I explain the fundamental concept of digital logic in simple and clear language so that anyone can understand it. More ...

The Difference Between EoP and PoE
Ethernet over Power (EoP) is a technology for sending network data over power lines. Power over Ethernet (PoE) is a technology for sending power over Ethernet network cables. More ...

What is an Ethernet Crossover Cable?
When connecting two computers together without a switch or router in between you need a special cable, called a crossover cable, that has the transmit wire pair swapped with the receive wire pair. More ...

Regular Expressions Boundaries
In this article you learn how to controls where a regular expression matches a string, on a word or non-word boundary, at the beginning or end of a string. You also learned about multiline mode. More ...

Create a Cool Picture Frame Effect with CSS
By setting the CSS border-color property to a transparent color, and setting the background-origin property to border-box you can create a cool picture frame effect. More ...

Windows Event Logs for Maintaining or Troubleshooting Your PC
Your PC keeps logs of everything that happens. You can use the information in these logs to help maintain and troubleshoot and your PC. More ...

Independent Contractor Agreement Template
This is a template for an Independent Contractor Agreement. It contains a series of boxes. Each box does not contain the final text of the agreement. Instead, each box contains a description or suggestion of the type of information that you should type into the box. More ...

Inkscpe Snap Controls Bar
some Inkscape users find snap annoying and so they disable it. Other Inkscape user's could not possibly work without snap. You can convert SVG to STL to print 3D models. But to do that you need accuracy that you cannot achieve without snap. More ...

Area of an Ellipse Calculator
It's easy to calculate the area of an ellipse because it's similar to calculating the area of a circle ecept instead of Pi times the radius squared, its Pi times the long axis times the short axis. More ...

Inkscape Text on Path
One of the most amazing things Inkscape can do, and one of the easiest, is to place text on a curved path. You can even make the text go in a circle. More ...

Speed Up Windows 10 by Disabling Trivial Visual Effects
Does your Windows 10 PC perform annoyingly slow? You may be able to get a significant performance boost by disabling unnecessary visual effects. Here's how. More ...

Area of a Triangle Calculator
There are three different methods to calculate the area of a triangle depending upon what information you have about the triangle. This application combines all three. More ...


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