Member Avatar
I'm in a Java class we are using netbeans to create a program. I have the code in and it builds but it will not run. Can anyone assist
by lo022 in Databases ()
Member Avatar
hello to all! I am developing a data warhouse as my final year project. I have made my star schema succesfully. Now i want to make a query interface for end users so that they run their desired queries. But i am unable to understand that what type of interface …
by Saboor Siddique -3 in Software Development ()
Member Avatar
hi james, stultuske this is jus a question. do you have here any tuturials on object oriented programming, abstract classes, subclasses, method, overidering methods and so on.
by divinity02 6 in Programming ()
Member Avatar
Hi,all .How would i make client/server app,to calculate surface area of the cylider? this is my client :
by ALV_IR in Software Development ()
Member Avatar
Hi all, How can I use linked list for files ,, For example : Class C extends B Class B extends A So, if I want to reference to C and when deleted extends from first statement , the inheritance must be stoped and not point to B ... Can …
by Mar. Na. in Programming ()
Member Avatar
how socket can we save in java using array?
by behram kazmi in Software Development ()
Member Avatar
I've been having a tough time trying to figure this one out. Wrote a couple of notes on my phone and ended up with this as a result: ... I believe I am missing something in my countSyllable method. If anyone could give suggestions it would be much appreciated.
by AbstractEden in Software Development ()
Member Avatar
I have a char array which need to check each and every character untill there is no more character to check, so in C usually we write as: But when i tried the same for java it isn't working! Any idea what should I do?
by enakta13 -3 in Software Development ()
Member Avatar
Member Avatar
I really want to learn Java but I have no idea how to study it. I just keep reading the books yet have no idea how to program. :(
by Shellie_1 in Computer Science ()
Member Avatar
I'm creating an application that with continuously attempt to run a list of programs until they are open. I'm having an issue when it comes to programs that require administrative priveleges however. I've done some searching and found the below script (in createElevationScript()) that should run a program with administrative …
by Doogledude123 45 in Software Development ()
Member Avatar
Hi all , i want to cast the output of fuzzy logic algorithm into any another type (float , int ,double..), i tried this with usual methods but there is no change.. This is the complete java code ... I'm especially talking about this line: ...
by BabaRoro in Software Development ()
Member Avatar
i cannot find a reliable source online that explains the proper syntax and my instructor's help is negligible. Please any insight is greatly appreciated. This is my last study guide question for my final later today! the problem is identified with arrows below. i was provided source code to a …
by Roger_2 in Programming ()
Member Avatar
Please assist me to create an instant messaging using java programming.
by Yahson in Programming ()
Member Avatar
Hey, I have been reading Java oracle tutorials. I read this thing. Suppose, for example, class MsLunch has two instance fields, c1 and c2, that are never used together. All updates of these fields must be synchronized, but there's no reason to prevent an update of c1 from being interleaved …
by nitin1 15 in Software Development ()
Member Avatar
Hi, I have been working in Java for more than 8-9 months now. I want to have deep understanding of Java concepts now. For ex: Collections properties, threading, interfaces detailed concepts etc. I mean I have been using all these things for a while now but want to know about …
by nitin1 15 in Software Development ()
Member Avatar
Hello, I need to extract a particular value from this html snippet. As i would not like to use any external libraries the only way to achieve this using core java is using regular expressions. As i have never used regular expressions it would be great if you could suggest …
by screenedcreamy in Software Development ()
Member Avatar
part of my program includes my boolean 2d array: ... i want to iterate through the vertex and check if it is true but am getting error: cannot convert from boolean[] to boolean. casting ... does not help. here is where i am having the problem: any insight is greatly …
by Roger_2 in Programming ()
Member Avatar
I have some java code which calls an asynchronous REST API to finish a task that takes a while to complete, this call returns a task ID. We would need to use the task ID and trigger another REST call to retrieve the task completion status. Please suggest the best …
by screenedcreamy in Software Development ()
Member Avatar
How can i to return the difference between two collections in java? i have to collections that contains points and complexs . point z=new point (1,2); complex x=new complex(4,5); point f=new complex(5,2); point h=new point(7,8); point k=new point (9,2); Set a=new Set (5); a.add(z); a.add(x); a.add(f); a.add(h); a.add(k); Set b=new …
by mariam_3 in Programming ()
Member Avatar
I am new to java and trying out a question but I have no idea why it can't calculate my commission ... `
by Jayvis in Software Development ()
Member Avatar
The followign is my XML ... I am using an DOM parser to parse and I have put the xml in an hashMap. ie., HashMap<String, HashMap<String,String> to represent the id and the tag values in another hashmap , now when I am trying to iteratethorugh the hashmap it is only …
by vilastadoori in Software Development ()
Member Avatar
I want to develop a simple java application which will take the java code input in a text area and find if there are memory leaks in it or not? Do i have to make a compiler construction code over it? or it can be done simply? Can someone guide …
by engrjd91 in Software Development ()
Member Avatar
Hi all, How can I compare between 2 strings , contain some words are same in each other and extracting the same word only ,,these 2 strings not contain spaces. For example: String1="catdogfish"; String2="dogfishmonky"; So, the result I want to get from compare them is "dogfish". Is there any way …
by Mar. Na. in Programming ()
Member Avatar
My program was working fine until i introduced the if statement, without this "if" there are (java.lang.NullPointerException) errors . What shall i do? Thank you in advance . Here is the necessary part of code for you: ...
by Kachour in Software Development ()
Member Avatar
Hi, I needed some help with fixing my code. So basically what I am trying to implement is the following: I have 2 radio button (hours and minutes) and under each is a JTextField for each radio button. On the right side there is 2 buttons (+ and -) that …
by Rashmi_1 in Software Development ()
Member Avatar
Hi team, In hibernate one to many relation ship am updating parent setting with child data when am doing session.update(parent) (parent have set with child data) then am committing the its throwing exception saying that Caused by: java.sql.SQLException: ORA-01407: cannot update ("TPIA"."TPIA_TRANSACTION_DATA"."TRX_ID") to NULL.so please help will get appriciate.
by Hari_11 in Software Development ()
Member Avatar
Hello, so here is the program that I am trying to create: write a program to read a collection of exam scores, ranging in value from 0 to 100, until a sentinel of -1 should display the numer of outstanding scores (90-100), the number of satisfactory scores (60-89), and the …
by Kaleena in Programming ()
Member Avatar
Guys I recently discovered that char array can also be printed in java without for loop and the output is a string.But when i tried the same for int array, I got some gibberish value which i though to be memory address pointed by array as it contains reference to …
by Riya@23 in Software Development ()
Member Avatar
I am doing a simple program to calculate the first 15 fibonacci numbers and also placing an asterisk next to even numbers. My output should look like this: I can calculate the numbers easily enough but I can't seem to get the asterisks next to the even numbers. My code …
by ColicabSyke in Software Development ()