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Hi all, I am writing a program in java that uses jdbc to connect to a postgres DB. Everything works fine, there is only that problem that i hope you can help. I have a table Create table test( a real, b int) Then i use this table in my program to insert some values of type float. The problem...

Hi all. I am teaching a class of high school graduates their first database course, using Access. We have talked about everything and they seem to understand the procedure of creating a simple db, but i think that they need something more. I was thinking that it would be a great idea to give...

Hi all, I am quite new to jdbc but i would like to use it for an application that i am making. I have a table A with fields: a, b, c, d, e. i want to get two specific rows, for e=1 or 2(for example). and i want fields a and b for the first one and c and d for the second one. I tried to use 2...

Hi all, I have an assignment to do for college that we have to simulate some DOS commands in C/C++. I know that there are some file operation commands in C, like Fopen, but i cant find anything for directories. Is there any way that i can "read" the files of a folder/directory and print them on...

Hi all, I have a small problem that i just cant understand! I have created an ArrayList <String> and want to pass it to an other method. So i have this ArrayList<String> name = new ArrayList<String>(); ..... results(jComboBox1.getSelectedIndex(),ArrayList() name); and then i have the result...

Hi all, I am quite new to OO base, even though i have used Access at the past and have done some SQL. I am trying to create a Form that would have a combobox choosing a name from my table. then i want to present the record for that name. I have added the combo box and linked it to the table. I...

Hi all, I am quite new to flash, and i think that i am trying something above my knowledge. I want to create a flash clip that will contain a picture. and then i would like to make that picture a variable. in such a way that i could load a different picture every time. For example, lets say...

Hi all, most likely this is been asked before, but i am not sure how to search for this on the forum. I am completely new to php, but i would like to start and learn some things, in case i need it. I have some free time at my hands at the moment:) anyhow, i searched the web, and the only think...

Hi all, I am quite new to visual programming, and i am trying to read a text file and display the contexts to a label or text box. I know the commands in C++ , for example inFile.open( “in.txt” ); while(!inFile.eof()) inFile.getline(line,10); but how about a textBox? any ideas? thanks

Hi all, I am trying to solve a problem found on a book slides(Problem solving with C++,Walter Savitch) and i got some problems. I am supposed to do my own the push function for the stack, so i create a new ptr, void Stack::push(char the_symbol) {StackFramePtr temp_ptr = new StackFrame...

Hi all, I am new to corba and IDL and i was just looking at the tutorial on the java website about it, the helloworld example. I have a problem with the server since i cant compile it. I am getting 3 errors, HelloServer.java:53: cannot find symbol symbol: class _HelloImplBase class HelloServant...

Hi all, I am quite new to Linux, so please bear me a second. I am trying to install Jini on my Netbeans in Ubuntu distribution. I downloaded the jini file but when i try to run it by sh ./jini2_1.bin2 i get this error grep: error while loading shared libraries: libc.so.6: cannot open shared...

Hi all, I have just installed Ubuntu Linux on my pc, and i have a problem with Netbeans. I downloaded the Mobility pack for v5.5.1, I installed it but it seems that it is not there! I dont know what i might be doing wrong. I am sure i installed it, since the folder is there, but i can not use...

Hi all, I have a problem with a program i am making using ME. On the emulator on my computer i can run the program perfectly ok, but when i load it on my Sony-Ericson mobile i get an error. the problem seems to be on this line if(result.equals("OK")) This is a response from a server. I am...

Hi all, I am quite new to the J2ME enviroment, i actually just did my first hello world aplication. I am working on the wireless toolkit from sun and i was wantering how is it possible to load this application to my mobile phone? do i have to create a jar file? if yes how? thanks a lot ilias

Hi all, I am making a website, mainly using HTML, and i would like to use some kind of security so the users can insert a username and password to see the secure area of the site. I would also like to have some credit card security. how does these work? Can i do them by my self or there are...

Hi all, I have created a database on my PC at home using MS SQL Server and i need to transfer it to an other computer with the accounts and passwords. Is that possible, or i have to recreate the account at the other server? thanks a lot, Ilias

Hi all, I am quite new to the SQL Server, even though i have done DBs in uni, i havent really used them so much. any how, i need some help I have a table with products and a table with orders. on the products table i have the product ID and the price of each product. on the orders table the...

Hi all, I have just reinstalled SQL server 2000 on my pc and i have a big problem. the thing is that i cant connect to the sql server, or so i think at least. when i click on the server manager and try to start the server i get an error "The service did not start due to a logon failure." I have...

Hi all I have a question regarding VB and SQL. I think, and i hope, that it is a simple task, but i just cant get it to work! I have created a DB in SQL Server, nothing too fancy, just a table and a query for now, and i want to use these in VB. I have managed to accss the table and present the...