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Search: Posts Made By: Rod Stephens
Forum: BOOK: C# 24-Hour Trainer 2nd Edition August 16th, 2016, 06:51 PM
Replies: 2
Views: 1,153
Posted By Rod Stephens
You should check the page again. I see videos for...

You should check the page again. I see videos for lessons 1 through 37.

Note that the videos are grouped in 10 sections (I don't know why) and you need to pick one in a section to play it.

Let...
Forum: BOOK: C# 24-Hour Trainer 2nd Edition July 23rd, 2016, 11:34 AM
Replies: 3
Views: 986
Posted By Rod Stephens
The key is that the coordinates go from (0, 0) in...

The key is that the coordinates go from (0, 0) in the upper left corner to (1, 1) in the lower right corner.

You have the quote from the video just a little bit wrong, and I think that's causing...
Forum: BOOK: C# 24-Hour Trainer 2nd Edition July 20th, 2016, 12:01 PM
Replies: 3
Views: 1,126
Posted By Rod Stephens
Sorry but publishers don't really listen to...

Sorry but publishers don't really listen to authors much about things such as titles, cover images, how extra material is delivered, and other marketing and delivery issues.

I suspect in part they...
Forum: BOOK: C# 24-Hour Trainer 2nd Edition July 19th, 2016, 04:58 PM
Replies: 3
Views: 1,126
Posted By Rod Stephens
I'm glad you're finding the videos useful. Post a...

I'm glad you're finding the videos useful. Post a review when you have a chance!

Unfortunately I don't know of a way to download the screencasts. I think the publisher wants to have control over...
Forum: BOOK: Stephens' Visual Basic Programming 24-Hour Trainer April 25th, 2016, 05:51 PM
Replies: 8
Views: 1,152
Posted By Rod Stephens
Good questions. The code first sets...

Good questions.



The code first sets last_letter to 0, which is smaller than any value that a Roman numeral letter can have. That means when we look at the first letter on the right,...
Forum: BOOK: Stephens' Visual Basic Programming 24-Hour Trainer April 25th, 2016, 02:49 PM
Replies: 8
Views: 1,152
Posted By Rod Stephens
Sorry, I mean you could fool it if the input...

Sorry, I mean you could fool it if the input contains one of the allowed letters in addition to prohibited letters. For example, try IQ. The I makes it pass the If test and then the Q doesn't make...
Forum: BOOK: Stephens' Visual Basic Programming 24-Hour Trainer April 22nd, 2016, 11:18 AM
Replies: 8
Views: 1,152
Posted By Rod Stephens
Oh, yeah. This technique doesn't detect badly...

Oh, yeah. This technique doesn't detect badly formed Roman numerals like IXIV, which isn't allowed. (It should be XIII.) For bonus points see if you can figure out how to make the program detect that...
Forum: BOOK: Stephens' Visual Basic Programming 24-Hour Trainer April 22nd, 2016, 10:37 AM
Replies: 8
Views: 1,152
Posted By Rod Stephens
Hi Maximilian, I'm glad you're enjoying the...

Hi Maximilian,

I'm glad you're enjoying the book. Tell your friends and coworkers!

You're exactly right about getting practice. That's the best way to learn to program, and I wouldn't wait...
Forum: BOOK: Stephens' Visual Basic Programming 24-Hour Trainer March 21st, 2016, 11:06 AM
Replies: 1
Views: 810
Posted By Rod Stephens
I'm wondering if this board is still being...

I'm wondering if this board is still being used/monitored
Yup, I'm still watching. It's not a very active board, but if you have questions feel free to post them here and I'll answer if I can.
...
Forum: BOOK: MCSD Certification Toolkit (Exam 70-483): Programming in C# December 1st, 2015, 12:08 PM
Replies: 8
Views: 1,601
Posted By Rod Stephens
Tough question. I don't know of a good way. I...

Tough question. I don't know of a good way. I know the publisher incorporated all of the existing errata into a recent printing so your edition may be mostly up to date.

Many of the errata are...
Forum: BOOK: MCSD Certification Toolkit (Exam 70-483): Programming in C# March 28th, 2015, 11:29 PM
Replies: 1
Views: 2,171
Posted By Rod Stephens
Sorry, I think you're right about that. I can't...

Sorry, I think you're right about that. I can't figure out how to add an extension method to System.Math either.

You cannot create an instance of a static class, so you can't use one as a...
Forum: BOOK: Visual Basic 2010 Programmer's Reference January 19th, 2015, 07:11 PM
Replies: 2
Views: 4,720
Posted By Rod Stephens
Sorry for the slow reply. It looks like that...

Sorry for the slow reply.

It looks like that code loops through the records and displays them one at a time in the TextBoxes. It all happens too fast to see and you only see the last values they...
Forum: BOOK: Stephens' Visual Basic Programming 24-Hour Trainer May 20th, 2014, 03:13 PM
Replies: 3
Views: 1,822
Posted By Rod Stephens
Hmm... that may be a bit tricky. In general...

Hmm... that may be a bit tricky.

In general to add undo/redo functionality you create a stack of undo actions. To undo, you move the most recent action off of that stack and add it to a redo...
Forum: BOOK: Stephens' Visual Basic Programming 24-Hour Trainer May 14th, 2014, 04:17 PM
Replies: 2
Views: 1,181
Posted By Rod Stephens
If you want to copy data selected by EF into an...

If you want to copy data selected by EF into an Excel workbook, look at this example: Entity Model to Excel using LINQ in C#...
Forum: BOOK: Beginning Database Design Solutions ISBN: 978-0-470-38549-4 May 13th, 2014, 11:38 AM
Replies: 5
Views: 9,707
Posted By Rod Stephens
Unfortunately I haven't had time to maintain the...

Unfortunately I haven't had time to maintain the VB Helper site much. That site is probably about 2/3 VB .NET at this point. Unfortunately the VB book market isn't as strong as the C# market so I'm...
Forum: BOOK: Beginning Database Design Solutions ISBN: 978-0-470-38549-4 May 12th, 2014, 04:35 PM
Replies: 5
Views: 9,707
Posted By Rod Stephens
[:)] I'm glad you're finding it useful! (Post a...

[:)] I'm glad you're finding it useful! (Post a review when you have a chance.)



Good question. Basically you're generating the Student IDs yourself. The auto-generated StudentID is used as a...
Forum: BOOK: Beginning Database Design Solutions ISBN: 978-0-470-38549-4 May 10th, 2014, 01:49 PM
Replies: 11
Views: 2,905
Posted By Rod Stephens
Yes, you could do that. The GradeResults table...

Yes, you could do that. The GradeResults table would have fields:



CourseOfferingId (or CourseId)
MinScore
Grade


MinScore would be the minimum score you need to get the grade.
Forum: BOOK: Beginning Database Design Solutions ISBN: 978-0-470-38549-4 May 5th, 2014, 12:05 PM
Replies: 7
Views: 1,729
Posted By Rod Stephens
They're not redundant if StudentCourses...

They're not redundant if StudentCourses represents current enrollment and CourseResults represents past courses. But you could merge them as you say. (There are some differences between current and...
Forum: BOOK: Beginning Database Design Solutions ISBN: 978-0-470-38549-4 May 4th, 2014, 02:04 PM
Replies: 7
Views: 1,729
Posted By Rod Stephens
ER diagrams are kind of like that, I think....

ER diagrams are kind of like that, I think. They're really focused on relationships.



I think they only need the CourseId and ProjectId, but it will depend to an extent on the business model....
Forum: BOOK: Stephens' Visual Basic Programming 24-Hour Trainer May 2nd, 2014, 01:45 PM
Replies: 6
Views: 1,287
Posted By Rod Stephens
Huh. Your code doesn't have that apostrophe on...

Huh. Your code doesn't have that apostrophe on the second line, right? And you're registering it with the Handles clause, not an AddHandler statement?

I think the CellClick event handler should...
Forum: BOOK: Beginning Database Design Solutions ISBN: 978-0-470-38549-4 April 3rd, 2014, 01:02 AM
Replies: 11
Views: 2,905
Posted By Rod Stephens
That's just an oversight. You're right,...

That's just an oversight. You're right, InstructorID should connect those tables.



Do you mean have a table with values like "Quiz1" and "Midterm" in it so you can validate the GradeItem values...
Forum: BOOK: Stephens' C# Programming with Visual Studio 2010 24-Hour Trainer March 21st, 2013, 03:30 PM
Replies: 10
Views: 1,746
Posted By Rod Stephens
Gotcha. Here's the basic idea. // Find...

Gotcha.

Here's the basic idea.

// Find the best total from entry [x, y] to the top.
BestTotal(int[,] array, int x, int y)
{
// Start with the value from this entry.
int total =...
Forum: BOOK: Stephens' C# Programming with Visual Studio 2010 24-Hour Trainer February 27th, 2013, 06:47 PM
Replies: 1
Views: 837
Posted By Rod Stephens
You're exactly right. The value "this" is the...

You're exactly right. The value "this" is the object whose code is currently executing.

If you omit "this," then by default the program looks at the current object's properties to resolve...
Forum: BOOK: Visual Basic 2010 Programmer's Reference February 24th, 2013, 06:17 PM
Replies: 4
Views: 1,503
Posted By Rod Stephens
Take a look at this example: ...

Take a look at this example:

http://www.vb-helper.com/howto_net_print_multicolumn.zip

It's probably not exactly the same as what's in the book so you may need to modify it slightly.

The...
Forum: BOOK: Stephens' C# Programming with Visual Studio 2010 24-Hour Trainer February 21st, 2013, 10:49 AM
Replies: 3
Views: 924
Posted By Rod Stephens
These are two different properties. The...

These are two different properties.

The form's AcceptButton property determines what button gets fired when the user presses Enter.

A button's DialogResult property determines what value the...
Showing results 1 to 25 of 95

 


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