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Type: Posts; User: DinosaurusRex

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  1. VS 2012 Re: Getting rid of lines drawn under other lines

    Very detailed and well thought out response with great practices too! Thanks a ton, this was very helpful :D
  2. VS 2012 [RESOLVED] Getting rid of lines drawn under other lines

    I'm trying to copy that microsoft screen saver with the moving line on a black background, and I've reached a barrier.
    Perhaps it's just best you look at my code before I try to explain myself, it...
  3. VS 2012 Re: [RESOLVED] Problems with drawing graphics

    Yes. I'm sorry for any confusion, I should've looked into this more before posting. I figured it out a few minutes after, the problem was that I was declaring my graphics object (G =...
  4. VS 2012 [RESOLVED] Problems with drawing graphics

    Hello, I am currently working on a Blackjack game for class, and it has gone smoothly up until now. I am having troubles with "Me.Creategraphics", as when I try to draw a card to the screen, it only...
  5. VS 2012 Re: Populating a 2D array with variables

    I am going to reference it while my character is moving through the picture box, to check if the next pixel is black or not (a boundary).
    I know I could just check as my character is going through,...
  6. VS 2012 Populating a 2D array with variables

    I'm currently working on a game for a class I'm in (don't worry, we can get help wherever we need) and I need to populate a two-dimensional array with 1s and 0s, from a variable that retrieves the...
  7. VS 2010 Using System.Runtime.InteropServices.Marshal to get the color of a pixel in a bitmap

    I'm currently working on a game for a class, and I have to read the color of every single pixel in a bitmap to see if it is black (4000x300 in size), and GetPixel() is much too slow for the amount of...
  8. Re: How to read text from a certain line in a text document

    Great, this cleared a lot up for me. Thanks!
  9. [RESOLVED] How to read text from a certain line in a text document

    I'm creating a graphing calculator (just for fun) and need to read a certain line from a .txt file for the window settings on the graph (ie. X minimum, maximum, scale, etc.). I don't know how to read...
  10. VS 2012 Re: Debugging error: "Object reference not set to an instance of an object"

    Alright, with a little research, I found that I set a variable to an object not yet initialized, on lines 39 and 40.
  11. VS 2012 [RESOLVED] Debugging error: "Object reference not set to an instance of an object"

    I am in the process of writing a graphing calculator (just for fun) and I just coded a function that will draw the axes on the graph. Before testing, I could successfully run my program. Now,...
  12. Re: How do I return groups of numbers or characters from a string?

    Great, thanks so much!
  13. Re: How do I return groups of numbers or characters from a string?

    4x2y,

    Thanks, I feel like this will come in very handy. Is there anything I need to import into my code for this to work though? I can't declare variables as an "evaluator", because it isn't...
  14. Re: How do I return groups of numbers or characters from a string?

    dbasnett,

    Unfortunately, I'm pretty new to VB, having started only a few months ago. I've gotten my way around it though, (even writing a ten-line factorizing program from scratch! (I don't know...
  15. [RESOLVED] How do I return groups of numbers or characters from a string?

    I'm writing a graphing calculator right now, and I need to be able to read an equation (i.e. [y1= 6x/3x^2] or [y2= (2x + 4)(3 - 2x^2)]) and return it as a very simplified equivalent function (i.e....
  16. Re: [RESOLVED] Can't seem to retrieve a specified character from a string of numbers

    Good to know!
    Thanks so much for your help!
  17. Re: Can't seem to retrieve a specified character from a string of numbers

    Thanks so much!
    Why exactly did my code not work, if you don't mind me asking?
  18. [RESOLVED] Can't seem to retrieve a specified character from a string of numbers

    I'm relatively new to VB, and I'm coding a graphing calculator to familiarize myself with it. I haven't figured out how to to the x^n function yet though.

    I made a function to retrieve a certain...
  19. VS 2010 Re: Working on a calculator for a class

    Hahahaha okay it all works now. You just made me incredibly happy and incredibly embarrassed. 100 internet points to you!
  20. VS 2010 Re: Working on a calculator for a class

    The whole project is in the .zip folder in my first post
  21. VS 2010 Re: Working on a calculator for a class

    Well when I run it, it doesn't seem to store any data in the variables 'Exp1' and 'Exp2'. I'm pretty sure the operator buttons are working, but for some reason when I click the number buttons, it...
  22. VS 2010 [RESOLVED] Working on a calculator for a class

    I'm working on a simple integer calculator for a class of mine, and I can't seem to get it to work. I am new to visual basic, just started programming two weeks ago. I would appreciate any input or...
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