LabVIEWBlog - Category: Downloads

Simulate Keypress

If you've ever wanted to programatically fire a keboard event then I have just the VI for you. This code makes a call to the Windows API calling a function in user32.dll available in all Windows versions. This function allows you to specify any key on the keyboard. When the VI is run, Windows will think the selected key has been pressed.

Continue reading "Simulate Keypress"»»
Posted by Michael Aivaliotis at 12:27 AM

Get System Power Status

If you have a UPS attached to your computer system or you are running off a laptop, you will at some point need to know if the system is at critical battery power. This will require you to gracefuly exit and cleanup your application before the operating system shuts down. The following labVIEW VI will give you feedback on the battery status which will allow you to make decisions on what to do next...

Continue reading "Get System Power Status"»»
Posted by Michael Aivaliotis at 01:04 AM

How to know if you're an executable

Eventually when you build an EXE from your VI's, you require the ability to enable, disable or switch certain sections of your code so that it behaves differently as an executable. In order to do this however you need to somehow determine if you're in executable mode. The following method describes the creation of a VI that will give you this information.

Continue reading "How to know if you're an executable"»»
Posted by Michael Aivaliotis at 12:46 AM

VI Password Cracking

I get many search hits by people looking for "crack labview vi's" or "crack vi password labview" or "labview password diagram crack"... Well folks here it is. Ok, let's get one thing straight, I'm using brute force method which means if the password is 5 characters and under then it will be found sooner or later under a few hours. Anything higher than this and it just isn't practical - it just takes too long. I am working on a dictionary method right now which makes more sense.

Continue reading "VI Password Cracking"»»
Posted by Michael Aivaliotis at 12:09 AM