210 Archived Topics
Remove Filter  | Hey guys, here's the question I'm asked. **a.** *Define an enumeration type, triangleType, that has the values **scalene, isosceles, euilateral, and noTriangle**.* **b.** *Write a function, triangleShape, that takes as parameters three numbers, each of which represents the length of a side of the triangle. The function should return the …  |
| | Hey Everyone, I'm doing a little test for a presentation I'm giving on Tuesday. I wanted to show the performance difference between VB2008, C# and C++. To do this, I have three programs. Each program performs the Fibonacci sequence X times, and can either do it iteratively or recursively. As …  |
| | Hey everyone, I have this problem. I need to access data that the user inputs via the <input /> statement during the controller method. Here's my code, maybe this will make it more clear: // client side @using (Html.BeginForm()) { if (competitorList.Count > 0 && eventList.Count > 0) { foreach … |
| | Hey guys, I'm trying to understand how radix sort works in C++ : I've looked over the C++ implementation from wikipedia: void radixsort(int *a, int n) { int i, b[MAX], m = a[0], exp = 1; for (i = 0; i < n; i++) { if (a[i] > m) m …  |
| | I'm trying to find an event that handles which tab is clicked? I know it has to be simple, I'm just missing it. I want to say "when tab1 is clicked, do this, when tab2 is clicked, do that" |
| | Hey everyone, I'm trying to code a webform to allow people to input data on several objects in a database. I'd like to have them be able to click an update button for each item they want to update, popup a box for the value, and pass that value to …  |
| | hey everyone - I'm trying to figure out how to call the appropriate httpPost methods for a particular jtable instance? I thought it was specified by the actions in the javascript, but I can't figure it out. Can anyone give me a hand? Here's my script and the httpPost method … |
| | Hey everyone, I'm having some problems with my code and was hoping someone could give me a hand. Here's the snippet I'm working with: [Authorize] public ActionResult EventResults(int id) { List<Event> CompetitionEvents = Event.getEventsByCompetitionId(id); ViewBag.CompetitionEvents = CompetitionEvents; List<Person> Competitors = Competition.getCompetitorsByCompetitionID(id); ViewBag.Competitors = Competitors; List<Results> Results = Competition.getCompetitorResultsPairings(CompetitionEvents, Competitors); ViewBag.Results … |
| | Hey everyone, I'm pretty new to web design in general, so I'm not really sure how to get started with this. I have a wordpress site that I would like to be able to manage user profiles on. The built in account management stuff works great for regular logon/off sessions, …  |
| | Hey everyone, Trying to configure an apache web server on my home network and had a question about port forwarding. I have my router set to forward everything on port 80 to the webserver, but I wanted to see if there were any ramifications of this that I may not …  |
| | I have DHCP installed on our server, and while checking the leases I noticed a few BAD_ADDRESS entries. I delete them but they return within a few seconds. Anyone know the cause of this and how to prevent it? Thanks! |
| | When I debug this method, I can clearly see that currentNode = Workstation, so I am puzzled as to why I'm still entering into the "Node" buffer print, rather than the "Workstation" buffer print. Shouldn't polymorphism handle this for me?: part of Node Class [code=java] public void printToBufferAsHTML(Network network, StringBuffer … |
| | Hey everyone, I've searched around Google a bit but most places suggest just using "\n" over and over. This gets messy though, for the code and the interface. Is there a built in method for Java that can clear the console?  |
| | Hey everyone, I've never used eclipse or java, and I have an assignment that is expected to use the XML encoding/decoding functionality. I've searched google a bit, but can't really find a good example. Does anyone have a link to some snippets or something that I could go by?  |
| | Can someone explain why, when I input 'mytag' it does find it? When I debug, it shows the text matches, but the IDs are different. Not sure why that would matter? [code=java] public void RemoveTag() throws IOException, NoSuchTagException{ System.out.printf("Tag to delete: "); BufferedReader reader = new BufferedReader(new InputStreamReader(System.in)); String tempTagText …  |
| | Is there a way in java to do something similar to this: [code=c++] class Rectangle { public: int x; string y; private: int a; string b; }[/code] Or do you always have to specify public/private for each property?  |
| | Hey everyone, We need to monitor who changes what files/folders and when they do that. Is there software that we can get to do this?  |
| | I need to generate a core file for a crashing process and then read it using dbx - can anyone help me with this? |
| | Hey everyone, We're trying to figure out if it's possible to use winsock on an AIX system? If not, is there any native support in C++ for unix based machines and e-mail support, without importing 3rd party libraries? |
| | Hey everyone, I'm trying to do something like this: [code=c++]typedef void * socktag int gensock_connect (char * hostname, char * service, socktag * pst) { int retval; connection * conn = new connection; if ((retval = conn->get_connected (hostname, service))) { gensock_close(0); *pst = 0; return (0); } *pst = conn; … |
| | What happens if I have a method declaration of: [code=c++]int method( char * a, char * b, int * c );[/code] and then I pass in: [code=c++] char a; char b; int c; method(a, b, &c); [/code] This has me a little puzzled. What values will be passed by reference? |
| | Is it possible to somehow use the winsock API on a unix machine?  |
| | Does anyone know what this is? It's in a piece of code I'm trying to debug, and I've never seen it: [code=c++] typedef void FAR * socktag; [/code] Also, could someone explain the difference between these two lines (after the typedef executes): [code=c++] socktag SMTPSock; int SMTPSock; [/code] |
| | Can someone [B]please[/B] provide some insight on this: [code=c++] int get_smtp_line( void ) { char ch = '.'; char in_data [255]; char * index; int retval = 0; index = in_data; while (ch != '\n') { if ( (retval = gensock_getchar (SMTPSock, 0, &ch) ) ) { gensock_error ("gensock_getchar", retval); … |
| | I'm not positive this is the right place to post this. We're starting analysis for converting to UTF-8 on our application. During testing, all of our test data is displayed incorrectly in visual studio - our two-bye UTF-8 characters are being displayed as two one-byte ASCII characters. Is there a … |
| | Hey everyone, My computer (nvidia fx480) is experiencing some pixelation. At random times (haven't noticed a pattern) my monitor (HP 2509m) will show green pixels in darker areas on the screen. Usually refreshing the background image or something similar with correct this, but I'd really like to get it fixed. … |
| | Hey everyone, I'm trying to get started with SQLite. My app keeps force closing on this activity: [code=java]public class ViewActivity extends Activity { private TextView company; private BillMeDB dh; public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.all); company = (TextView) findViewById(R.id.Company1); BillMeDB db = new BillMeDB(this); db.open(); long id; id = … |
| | Can someone remind me why I can't do this: [code=c++] int s = b.Activate(war.get_tp(), damage, 50); //prototype int Activate ( int &tp, int weaponDamage, int attack ); [/code] I get an error at war.get_tp(). It says cannot convert param 1 from int to int&. I need it to be a … |
| | Hey guys, I can't install gpmc because it says some .NET framework is required.... |
| | Hey guys, I'm getting this error: [quote]1>GoblinRecruit.obj : error LNK2019: unresolved external symbol "public: void __thiscall Mob::set_data(class std::basic_string<char,struct std::char_traits<char>,class std::allocator<char> >,int,int,int,int,int,int,int,int,int)" (?set_data@Mob@@QAEXV?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@HHHHHHHHH@Z) referenced in function "public: __thiscall GoblinRecruit::GoblinRecruit(void)" (??0GoblinRecruit@@QAE@XZ) [/quote] When I try to run this section of code: [code=c++] #include "Standard Libs.h" #include "Ability.h" class Mob { private: string … |
| | For whatever reason, I can't figure this out. I'm getting this error: [quote]error C2082: redefinition of formal parameter 'user' [/quote] In this code: [code=c++] #pragma once #include "Standard Libs.h" #include "Ability.h" #include "Spell.h" #include "Item.h" class Adventurer { private: string name; int level; int xp; int gold; int attack; int … |
| | i just got a dell precision 390 and put a Geforce 7950GT in it for my gaming needs. sometimes after leaving the computer idle for like 12 hours i'll come back and my monitor will just show a sort of static but not quite as scrambled, with a lavender color … |
| | Hey everyone, I'm starting a new job on Monday, and I asked if there were any topics I should re-familiarize myself with. Along with the typical data structures, they also mentioned STL. I'm not sure that we ever used STL during my college work (like most classes I assume, we … |
| | Hey everyone, I'm having an issue where my application will keep Excel running even after it closes. I think I'm closing everything properly, but is there a way to check on close? Here's part of my code: [code=c#] ////////////// Part of ExcelWriter class public void CreateSheet(Laptop lptp, string file, string … |
| | Hey everyone, I have a warning message in my app saying "Unreachable code detected" - Here's a snippet: [code=c#] //Files are sometimes not closed quickly enough - these loop variables allow for the system to wait and try again const int MAX_TRIES = 3; int loop = 0; ... public … |
| | How can I specify which sheet I want to write to by name? For example, I want to specify that the sheet I should be modifying should be labeled "212". Also, perhaps a more challenging question. How can I ensure that the sheets I create are always in alphabetical order? … |
| | Hey everyone, For logging purposes, I want to pass an entire row of my DB to a file. Is there an easy way to store a row of items into an array or something similar that I could pass to a function for parsing? e.g., array = SELECT * FROM … |
| | Hey everyone, I have an excel file I'm trying to work with. I can open it, write to it, and save it fine. But now I'm trying to work with adding sheets, and modifying the names of those sheets. For some reason though, my app keeps locking my excel files. …  |
| | Hey everyone, Does anyone know how to specify which sheet you're going to be modifying in an exel worksheet? For example, if I have an Excel file that has 5 sheets, and I want to modify (4,7) on sheet 3, how would I do that? Here's what I have so … |
| | Hey everyone, I have a label that gets data from a database and uses that as the .Text field. I want to compare this .Text field with an integer value, but I can't convert the text. The value I'm trying to convert to integer is "25,000". Here's what I've tried: …  |
| | Hey everyone, I'm not sure where I should be posting this - if a mod finds a more appropriate form, feel free to move it. I'm trying to figure out how to not only require .Net 4.0 with my installation package, but in the case 4.0 isn't installed already have … |
| | What am I missing here: [code=c#]if (textBox_End_Miles.Text != "" && Convert.ToInt32(textBox_End_Miles.Text) > Convert.ToInt32(label_Start_Miles1.Text))[/code] I keep getting a runtime error any time I modify the textbox. |
| | Hey Everyone, I'm trying to have a form autosize when a user clicks on a Link Label. When the Link Label is clicked, I want the form to expand slightly, and show a tab control that I've created. I can't figure out how to use the this.autosize feature correctly for … |
| | Hey guys, I have some overloaded functions that I want to get out of my main form.cs - is there an easy way to do this? I know in C++ you can just #include somefile.h and whatnot, but I can't find a way to do this using C#? Basically, all … |
| | Hey guys, Is there any way to call the click event of a linklabel? E.g., I have a form that should call linkLabel_refresh_LinkClicked when it closes. Is that possible? Thanks |
| | Hey guys, I have a splash screen I'm loading here: [code=c#] private void main_Form_Load(object sender, EventArgs e) { //Load Splash Screen this.Hide(); Form_Splash form_Splash = new Form_Splash(); form_Splash.Owner = this; form_Splash.Show(); System.Threading.Thread.Sleep(3000); form_Splash.progressBar_splash.Value = 10; form_Splash.label_Process.Text = "Checking Authentication..."; System.Threading.Thread.Sleep(2000); // Create the context for the principal object. PrincipalContext ctx … |
| | I've spent the last couple of days researching how to connect to a database server and modify the data in that server. I was able to find a lot of information on how to Read from a database, but I found very little material to assist with Writing to a … |
| | Hey Guys, I'm connecting to an SQL server and updating some fields. This works: [code=c#]cmd = new SqlCommand("UPDATE Laptops SET Checkout_Date = '" + form_CheckOut.checkout + "' WHERE name='pen-laptop1'", conn); cmd.ExecuteNonQuery(); [/code] But this one doesn't: [code=c#] cmd = new SqlCommand("UPDATE Laptops SET " + " isCheckedOut = 0" + … |
| | I have a datagrid showing my items - I want to modify a field in the database when the user clicks a button. So if row 3 is selected, I want to modify "SomeField" in Row3 to True. Is there an easy way to accomplish that? |
| | Hey Guys, I have a tabpage on my form, and I want to populate it according to which fields are set in a database. For example, I want tab#1 to list database fields of all items that have a particular field set to True. I want tab#2 to list the … |
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