64,152 Solved Topics
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| | Hi all, when i execute it gives me this exception. I am trying but i coudnt slove. Plz help me. InvalidOperationException ExecuteNonQuery requires an open and available Connection. The connection's current state is closed. it points to this line -> "int executed = com.ExecuteNonQuery();" this is my code: [CODE] try … |
| | Here is the thing, as you might know AdMob has a `AdSize.*` function, where u put `Banner` to show banner ads, and AD_banner` for tablet banners, what i want to do is take a screen size of a device so that i could throw it in my if statement and …  |
| | Hello everyone, I need help here, using C# 2008 Express i created a mini internet browser that runs perfectly, but i want the mini browser when launched to load a local .html file "welcome.html", so far no joy, can anyone put me through please, I just want a mini browser … |
| | Hi With the following script [CODE] <html> <body> <?php $server = "localhost"; $username= "root"; $password ="mysql"; $connect_mysql=mysql_connect($server,$username,$password); if($connect_mysql) { echo "Connection Established"; $mysql_db=mysql_select_db("mysql"); if($mysql_db) echo "<Br><Br>Connected to database <BR><BR>"; echo "<Table>"; echo "<TR><TH>Employee_ID</TH><TH>Employee_Name</TH></TR>"; echo "<DBQUERY q>select emp_id,emp_name from employee"; echo "<DBROW><TR><TD><? q.emp_id></TD><TD><? q.emp_name></TD></TR> "; echo "</DBQUERY>"; echo "</TR>"; echo "</Table>"; …  |
| | Hi how do i update a selected column with numbers ? 001 002 003 004 005 and so on when i delete a row shall we say 003 i have then the numbers 001 002 004 005 thats not the problem the problem is when i insert a new image … |
| | hi all, i have search form that retrieves data from database. and i have select options. when i choose with only [CODE]select option[/CODE] it can populate data from database. but i want to retrieve data from database with both input tag (by typing into it) and select tag it cannot … |
 | I'm having a hard time understanding this. I get what multithreading is- allowing a program to run more than one thread to improve performance, by splitting up some of it's resources. So I'm at the point in my app where I need to use it. I need to upload some …  |
| | when I... [CODE]double a = 0.00000001; cout<< a <<endl;[/CODE] The computer outputs 1e-07. I want to force the computer to write it as 0.00000001 thanks! ;) |
| | Hi I'm trying to read a text file by use a array for an interactive map. In the text file I stored shop names such as: Label2.Tag = "test" Label3.Tag = "House" When I hover over a label it will display the name in another label such as "lblShowName". So … |
| | Hi I am trying to display the records Horizontally from my 3 different table 1. place table - n number of place 2. Item name 3. Item in different place i want to display the above report as in the attachment. please help me to resolve the issue [CODE]<table width="100%" … |
| | [CODE] set datefirst 6 datepart(wk,'2011-01-12') [/CODE] yields 2. I would like to derive 2011-01-08 from this number. please help.thanks in advance. |
| | Hi, I'm trying to use a variable to import a text file. Is it possible to change the path and filename below to a variable? I would like to change "L:\GEAM Data.txt" to a variable "fname", which a user previously entered using Application.GetOpenFilename. [CODE]With ActiveSheet.QueryTables.Add _ (Connection:="TEXT;L:\GEAM Data.txt", _ Destination:=Range("A1"))[/CODE] … |
| | Hello my fellow friends. I'm in need of help. I'm just no good with Javascript. What I have is the following... [url]http://vadikom.com/demos/poshytip/#async-simple[/url] Now it works well. But you have to create a new class for EACH toolip on the page and reference it to its class id. WTF? Anyway to …  |
| | I have a php script with a form that insert data in a mysql db and when I click on submit I would like the page to refresh after the insertion, how can I do that? it's a php script that display data from a mysql db, and the submit … |
 | Guys,i have to develop a simulator for Merge sort algo in java.I'm familiar with Java.But i have no idea how to do that.Java applet is easy? or it can be done as a Desktop app.My idea is to do as a desktop application.The programme should allow user to input a … |
| | Here is the code I am trying to make work. As you can see, the code as it stands will call a javascript window. All of that works well. I now want to add the lines that are commented out, in order to make the window display conditionally. I have … |
 | Hello, I am looking for some information about how high level languages communicate with the lower levels of the computer. Hope this makes sense thanks. |
| | I'm trying to set up a simple little rating system for videos on a website. If you push + it adds 1 and if you push - it subtracts 1. I've got it working just fine. However, the way i'm checking to see if you've rated it already is by …  |
| | hi... am develop simulator project...using java (java run time environment) for that can use applet method or java gui frame method.. suggest me.. |
| | I restart a project of mine which use mysql, I used xampp in the past to test the code on the mysql server so I update to lasted version but a piece of code that is identical and was working, I now get an error in [U]the class check in … |
 | I am very new to php and mysql. I have read and re-read many forum posts on this subject, but I just cannot figure this out. I have been at it for almost two weeks now. This is my hope: Load images and captions from a database into an html …  |
| | Hi all, I want to add an amend functionality to my system. Therefore i need retrieve data from 2 different tables and display it in a single form. [B]account_details [/B]( [B][U]account_number[/U][/B], full_name,____) [B]account[/B] ( [B][U]account_number[/U][/B], name_with_initials,____) When i try to retrieve data from these 2 tables,output comes as an empty … |
 | When I need to serialize things to a byte array I usually write the array to a MemoryStream first then use the binary formatter to serialize it to whatever (file, another byte array whatever). The question I had was, can I just serialize a byte array instead of converting it … |
 | Hi friends, What is the main benifit of using GWT in web applications? Is there any popular sites which has been developed by using GWT? Which is the best website to learn about GWT with easy examples? Thanks in advance ! |
| | hi, i'm starting to learn vb.net, and i trying to make some special translating program, its need to translate hebrew text into special letter sequence. for example: the text input are: [ICODE]בניית ביניינים מתקדמים[/ICODE] (which its means [ICODE]Construction of advanced buildings[/ICODE]) And the text output are: [ICODE]BPJJZ_BJPJJPJM_NZWDNJM[/ICODE] according to the … |
| | Hi, I'm having trouble understanding pointers and arrays. [CODE] course[] = "Numerical Methods"; printf("%c %s\n", course[6], course); printf("%c %s\n", course[6], &course[0]); [/CODE] I don't understand how the second print statement prints the same thing as the first. How does &course[0] print out the entire array? I thought it was just …  |
| | [code=sql] select accno.tbaccession,classno.tbaccession,bookno.tbaccession,title.tbaccession,author1.tbaccession,status.tb_issue from tbaccession cross join tb_issue where title.tbaccession = '" & Trim(ListBox1.Text) & "';[/code] this code does not work, pls help  |
| | Hi, I have a code which runs a check. User inputs values into textboxes in inputform, then runs the check, and the msgbox is displayed. if msg is yes then program continues, else I want it to return to the input for to change values in textboxes. How can I …  |
| | Hi, I have posted an example code to report overlaps between segments in two lists based on their start and end coordinates. The problem is that the while loop is breaking after 'True' and won't iterate through the lists. So, in the example lists it will only return (True, 0, …  |
 | hello guys, is there an alternative for timer? |
 | I have a question about function-based decorators. When I make the first call to sqrt(), I enter the decorator function, which I understand. However, every subsequent call to sqrt() only calls the temp_func, not the actual decorator again. I thought decorators were called every time the method is called, but … |
| | When i run this program it takes more values and prints less values.... this runs on Dev C++([url]www.bloodshed.net[/url]) [CODE]#include<iostream> using namespace std; #include<conio.h> int main() { int arr[5][5],i,j,k,l; cout<<"Enter matrix row wise"; for(i=0;i<=3;i++) { for(j=0;j<3;j++) { cin>>arr[i][j]; } } for(k=0;k<3;k++) { for(l=0;l<3;l++) { cout<<" "<<arr[k][l]; } printf("\n"); } getch(); } … |
| | How to create installation setup in java? Thanks in advance. |
| | [CODE]// // Media.h define the class cell // #ifndef MEDIA_H #define MEDIA_H #include<vector> #include<string> using namespace std; class Media { private: // media name string name; // the density vector vector<double> density; // the capacity vector vector<double> cp; // the thermal conductivity vector vector<double> thermalConductivity; // the viscorsity vector vector<double> …  |
| | I have a form that is being validated using PHP server side scripting. To show multiple errors, I store it in an array and used foreach to loop through the values and echo it for dislay. I thought i'm finished using PHP validation but I noticed that everytime I submit … |
| | New to PHP and need some help with this. I'm creating a test, but I'm getting all of my questions randomly from my database. For example, if this is my table: ID S Q1 A1 A2 1 C Why A B 2 F When A B I know that I … |
| | Hi friends, I'm retrieving some information from a input file with 10 columns and I need to get the first 3 columns and set into 3 different variables and the last 7 in the same variable. I was using "ifstream" and ">>" like: [CODE]myfile >> stringA; myfile >> stringB;[/CODE] ... … |
| | Hello. This java app I'm developing on NetBeans 7. When i run the project, line 4 below: [code=java]FileReader input = new FileReader("projects");[/code] is not executed and apparently stops execution. Only when debuggin the file or running step by step are the next lines executed. No execution past line 4, except … |
| | Hi all This won't validate!! any suggestions? it for some reason doesn't call the ValidateFrom function... so the error lies either with the manner in which i'm calling the javascript functions or the javascript itself. [CODE] <!DOCTYPE html> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"> <link href="style.css" rel="stylesheet" type="text/css"> <title>User Details</title> … |
| | I am running the following code: [CODE] if(is_array($check)) { foreach($check as $val) { if($_SERVER['PHP_SELF']==$val) { $show = false; break; } else { echo "<p>".$_SERVER['PHP_SELF']."!=".trim($val)."</p>"; } } } [/CODE] And I am getting the following output: /client/scheduled.php!=/client/scheduled.php Hopefully it's not something dumb on my part, I appreciate any advice. |
| | hey, I promise i'm getting there!! so my code now seems to be emptying the structures as they are passed between the functions, any thought on how to fix it? also if anyone knows of any good examples of passing by reference, that could apply to this code that would …  |
| | I have tried to get this program to work with no luck. How do you properly use the nested selection structure? (sorry for the lack of braces, I tried getting rid of some for less confusion. Didn't think it would work but thought I might as well try :D). I'm … |
 | Hi guys, What does the [B]owner[/B] in [B]show[/B] method do and how does it work. Thanks in advance. [CODE]FORM.Show([Modal], [Owner])[/CODE] |
 | Hello, Are we allowed to assign different values to just one variable? For example, gender = [Female, female, fEmale] so if one a user enters any of the specified ones then he/she will be taken to the next step/level. I'm just doing a tute at the moment and coming up … |
 | Hey guys I basically finished reading Beginning Visual C++ 2010 with Ivor Horton, I skipped the MFC part as I am more interested in the Win API which there's was only one third of a chapter on(not enough) and I was wondering if Programming Windows, Fifth Edition by Charles Petzold … |
 | Hi all! After surfing the web I ended up here as I could not find a good answer! I am writing an application with c++ and gtkmm. I want to access the network card and listen on all ports for packages. As far as I have found out it is … |
| | [CODE]RewriteRule ^user/[A-Za-z0-9-]+)/([A-Za-z0-9-]+)/([A-Za-z0-9-]+)/?$ /profile.php?user=$1&r=$2&page=$3 [L][/CODE] this isn't working... i get an internal server error.. if i remove it the page works. Any idea how to fix this? the url should be like below [url]http://www.example.com/user/testing/1/1[/url] |
| | I have been learning PHP MVC pattern and it is pretty cool. have almost finished app and I can see how mess you can make a code without good design. Now can MCV be applied to C++ apps? Where does Plugin manager/Plugins go if that is even possible?In model or … |
| | [CODE] if (fileScan.hasNext(posPattern)) { posCB = fileScan.nextInt() + 1; for (int i = posCB; i > 0; i--) { String writeByte = fileScan.next(); BufferedWriter out = new BufferedWriter(new FileWriter("E:\\dataReadable.txt")); out.write(writeByte); out.close(); }//for } [/CODE] Using a for loop, how would I write to the file without clearing the contents, so … |
| | How can we calculate whether a number is a power of 2 or not in a single statement without using a loop? All the ones that I can think of use loops or don't satisfy the condition. for eg. The use of XOR doesn't work as it gives incorrect input. … |
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