I received a question from a customer: I am trying to find a way to display a grid of files (specifically DBF files) and show them in the order they were created with the dates and file sizes. I just took the sample code from Add a slider...

Try running the code below. It creates a form and adds all the various types of baseclass controls to it. Then it adds a grid and adds a column for each control type. For each control it adds tooltips and custom mouse pointers. Move your mouse over...

In my last post, What's that funny character? , I asked about a particular character. In fact, another mystery character can occur. Embarassingly, SET CARRY ON was set on my machine when I ran the code, and I didn’t add it to the sample. It’s off normally...

Run this code: CREATE CURSOR foo ( line c( 100 )) LIST STRUCTURE TO t.txt APPEND FROM t.txt sdf GO RECNO ()- 1 FOR i = 1 TO LEN ( TRIM ( line )) ?i, SUBSTR ( line ,i, 1 ), ASC ( SUBSTR ( line ,i, 1 )) ENDFOR ...

You may have heard a radio show on National Public Radio called Car Talk hosted by Tom and Ray Magliozzi, aka Click and Clack. It’s a call in show, where audience members call in with their car problems, and Click and Clack offer advice in a humorous...

One of our customers writes software for drag racers (see Fox helps drag racer win Microsoft Start Something Amazing Award ). His software helps the drag racer keep track of opponent statistics as well as how a car performs from race to race. He...

It takes a lot of work to create the blog posts and code samples that I put in my blog, and I was curious about getting more detailed statistics about the posts. I already aggregate some statistics for Microsoft Bloggers (see What is a Microsoft...

I was running really low on disk space on one of my machines, so I ran my Treemap utility on it (see What is taking up the space on your hard disk? TreeMap it! ). Then it occurred to me that I can improve the utility by adding a slider control to show...

My prior post ( Create a .Net UserControl that calls a web service that acts as an ActiveX control to use in Excel, VB6, Foxpro ) shows how to create a .Net control that you can use in VFP or VB6 that takes advantage of the .Net framework. Here...

Here’s how you can use Visual Studio to create a .Net User Control that will act as an ActiveX control that can be used in Excel (or other Office application), VB6 or Foxpro. This will bring the power of the entire.Net Framework to your program. This...

For some reason, my SmartPhone was giving me a message that memory was full. I hadn’t done anything to it to cause this: no new software installation or configuration, so I investigated a little further. A few of my applications didn’t work either...

Sometimes a web application might want to put arbitrary strings into a URL, and make it a valid URL. The VBScript and JScript escape and unescape functions do just that. This sample shows how to use VBScript to escape and unescape a string. The...

Sometimes you run a program and you don’t want it to show any dialogs or User Interface at all. For example, if a dialog normally occurs in a program, you would rather not have the application show a MessageBox with the error because that could hang the...