20 Solved Topics
Remove Filter  | I'm trying to upgrade my class library to my current mathematical skill set and am having trouble with multi-term polynomials, especially those I where I don't know how many terms the user will be putting in. I know that the formula for the first derivative of a polynomial is ax^n … |
| | I'm trying to upgrade my class library to my current mathematical skill set and am having trouble with multi-term polynomials, especially those I where I don't know how many terms the user will be putting in. I know that the formula for the first derivative of a polynomial is ax^n … |
| | I'm having trouble with my some output in hexadecimal math. The subtraction overload seems to work fine, but when I add an address to another it goes all wierd on me. :( Here is a sample output: 00000000 + 0000055c = 0000000c // Incorrect 000a0000 + 00000180 = 000a000000000080 // … |
| | I'm having trouble calculating the Nth root of a given value. I don't understand what's going wrong in the algorithm, but the values are incredibly close. Only off by about 0.78891 for small values, and about 0.52 for larger ones. So any help with this is appreciated; I don't want …  |
| | I'm wondering how to make my custom user type able to be added and subtracted from the same types. For example: [code]public class CustomType { public float x; public float y; public CustomType(float x, float y) { this.x = x; this.y = y; } } public class test : Form … |
| | Okay basically I have a class that manages sound and it's volume is a floating point value with 1.00f being 100% and 0.00f being 0%. So the math is done in low values. Allowing more precise calculations. Anyways, I'm adding and subtracting from the value by 0.05f as per the … |
| | I have a homework assignment due this week and am fairly new to C++. Don't have a book so I can't really go on anything other than the video material and power point slides my teacher provides. I have 98% of the assignment done, however I'm encountering logic problems. I'm … |
| | If I remember correctly from C# to C++ the following should convert into the second following. I need to create a console application that will output the physical address of the main interface on a user's computer. This in my experience seems to always be the second interface in the …  |
| | Okay, so I've used this without even knowing 100% about what it is. I know what it does so I've always just called it the "type of object" but I want to know what this is really called. For example, I create a class and I want it to be … |
| | I'm trying to make my particles fade in my application using the alpha argument of the Color.FromArgb method but my math won't work because I have a nullable DateTime variable and the error it gives me is 'System.Nullable<System.TimeSpan>' does not contain a definition for 'TotalMilliseconds' and no extension method 'TotalMilliseconds' … |
| | I've recently posted a code snippet of a working 2D text menu for Windows Forms Applications. However, as I was going through and revising this snippet (trying to make it better and add functionality to it) I've created two new problems. The first problem is that my text is not … |
| | I've been trying to better my lesser side of knowledge in the C# programming language by tackling graphics head on. I've learned a little bit, but I'm getting stumped right now because I can't explain 100% what's going on here. I've developed a Pong game to teach myself how to … |
| | I just read this article, and I know the holidays are over but I still feel people should read this. It just proves how hard times are right now. [quote]Many people head to the pawn shop during the holiday season, selling their valuables for cash to afford gifts for loved … |
| | I'm trying to create a struct for an 8 bit signed integer, seeing as how I'm creating a calculator it would be useful. Windows' calc.exe has this set up as precision for Qword, Dword, Word, and Bytes. I have 64, 32, and 16 because they're already programmed into Visual C#. …  |
| | I've noticed that while programming sometimes a tool tip window pops up beside the selected class in the drop down window while typing. This tool tip often contains a description of the class or variable that is highlighted or selected. I was wondering how to do this for my own … |
| | Most web browsers print the web site's title in the form text. So I want to do the same thing on navigation if possible. [code]// Only prints the URL. So please help. string siteName = webBrowser.Url.Host; this.Text = siteName;[/code] Much thanks! |
| | Okay so this has been bugging me for quite sometime. I thought if I skipped it and came back maybe I might figure it out but I guess not. The basic idea is to let the user generate their own content into a list box, text box, and the content …  |
| | Okay I finally figured this out... Thanks to getting curious and creating an encryption key for my application. It took me a second to understand it but here is the result. Make sure you declare your variables in the settings tab of the properties to your application. [code] void Form1_Load() … |
| | Okay so I got the original working and is fairly simple. Only problem is I can't figure out how to set it up to scroll one color section after the other. Like this pseudo code would be: [CODE]if (color1 >= 255) { color2++; } if (color2 >= 255) { color3++; … |
| | Okay so I've been trying for a few days now and just can not seem to figure this algorithm out. Right now I'm trying it with a while loop but still not working. Basically here is my snippet. It's on a timer for 10ms. [CODE]void colorScrollRotation(object sender, EventArgs e) { … |
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