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Replied To a Post in need help with exception
On another topic re that code... The use of a single shared actionPerformed for every control in the window leads to a horribly long if/ese/else if/... mess that's hard to … -
Replied To a Post in need help with exception
You didn't quote the full error message, not even the relevant line number, so you are making this hard for anyone who wants to help. But at a quick scan … -
Edited need help with exception
below is the code i have and i am getting an unhandled IOException in the inputstreams: import java.nio.file.*; import java.io.*; import static java.nio.file.AccessMode.*; import static java.nio.file.StandardOpenOption.*; import javax.imageio.ImageIO; import javax.swing.*; … -
Replied To a Post in Algorithm to find the minimum number of combinations required
> minimum 2 of 3 states correct I've been trying to follow this topic, but am still stuck on the first paragraph. What is the formal definition of "correct" in … -
Replied To a Post in Need help with a graphics sorter
1. AWT and Applet are decades out of date. You should be using Swing and JApplet. 2. I can't be bothered to load and read your word docx. What exactly … -
Replied To a Post in Things I hate about TV shows
I watch almost everything via a recording, so I can always skip the ads, but I still have to put with "coming after the break " followed by a preview … -
Replied To a Post in PHP how to create a new database named after login button is clicked
Read https://www.daniweb.com/programming/threads/435023/read-this-before-posting-a-question and then start again. -
Gave Reputation to Tarek_2 in I got assignment in Java. PLZ Help...
Hi, If it must run in a web browser then you must learn (or search codes in) J2EE (Servlets/JSP) not simply Java (J2SE). Good Luck. -
Replied To a Post in Transferring program output in Java [including user input] to txt file?
Hi Tarek Wha you say is true, but OP wants to redirect his ordonary output - ie the stuff he prints to System.out By using System.setOut he can set System.out … -
Edited Array
I have input string in shape of:polygons=[(4,5),(6,8),(5,3),(11.4,6);(3,8),(2,9),(1,2)],each semicolon tells me 1polygon entered user can input up to 100 polygons and 100 points in each polygon i want to store the … -
Edited Array
I have input string in shape of:polygons=[(4,5),(6,8),(5,3),(11.4,6);(3,8),(2,9),(1,2)],each semicolon tells me 1polygon entered user can input up to 100 polygons and 100 points in each polygon i want to store the … -
Edited Array
I have input string in shape of:polygons=[(4,5),(6,8),(5,3),(11.4,6);(3,8),(2,9),(1,2)],each semicolon tells me 1polygon entered user can input up to 100 polygons and 100 points in each polygon i want to store the … -
Replied To a Post in Array
A 100x100 array of integers is only 40kbytes, so that's perfectly feasible in most environments. Just loop through the input keeping one index for the current polygon and one for … -
Replied To a Post in Need help creating a forestry management program
> Do an object oriented analysis and design Is that right Heather? If so you just wasted a whole load of my time (and yours) by hiding that fundamental requirement. -
Replied To a Post in Need help creating a forestry management program
You were right to put add/display etc into separate methods. Now your forestName and forest variables need to be declared where they are visible to all those methods - ie … -
Gave Reputation to xrjf in vb.net connection with sql from another network
I'm a newbie for sql server, but I did the installation yesterday. After several errors from a .net application another pc in the home group, a list box is populated. … -
Replied To a Post in Need help creating a forestry management program
Well, yes. You just add 1 to the location when you print it, as in `System.out.println ( (i+1) + ": " etc` ps: creating classes is really important in Java. … -
Replied To a Post in how to solve error unfortunately myapp has stopped ?????
Just think about this from my viewpoint for a moment. You have something called myapp that has stopped. Do you know how many programs called myapp you can find on … -
Replied To a Post in Need help creating a forestry management program
It sounds like you have not covered creating classes in your course yet, so if that's the case it would be a bad idea for me to try to overlap … -
Replied To a Post in Need help creating a forestry management program
OK, that's a good start. Next step is decide how you will represent your forest of trees inside your program. There are 10 trees, and each tree has a height … -
Replied To a Post in Need help creating a forestry management program
Has your course covered the idera of defining a class? The obvious approach is to create a Tree class with the tree's height and growth rate and the related methods. … -
Replied To a Post in Transferring program output in Java [including user input] to txt file?
You need to execute the `System.setOut(printStream);` *before* you execute any statements that generate output. In other words all output goes to the default System.out until you call setOut. After that … -
Replied To a Post in Elgamal encryption decryption using java
DaniWeb is a resource that everyone can contribute to and everybody can use, so please keep your question in the forum so others can help answer it and more people … -
Replied To a Post in Elgamal encryption decryption using java
That conversion String -> BI -> String works, so it looks like the problem is somewhere else in the code. (The square just means you have generated an invalid character … -
Replied To a Post in Elgamal encryption decryption using java
OK, looking back I think I've been diverted by the talk about numbers, and maybe sent you in a wrong direction. If you want to store the characters of a … -
Replied To a Post in Elgamal encryption decryption using java
Just create a new BigInteger using the constructor that takes a String, eg String s = "123"; BigInteger bi = new BigInteger(s); System.out.println(bi); -
Replied To a Post in Elgamal encryption decryption using java
Yes. `println` (and the other similar methods) automatically call `toString()` for each of the objects they are printing. BigInteger's `toString()` method returns a printable version of it's value, just like … -
Replied To a Post in I got assignment in Java. PLZ Help...
Start by reading this https://www.daniweb.com/programming/threads/435023/read-this-before-posting-a-question then post again -
Replied To a Post in Elgamal encryption decryption using java
You are mixing character representations of numbers ('1'. '2' etc) and numeric Unicode/ASCII values incorrectly. I'm assuming your input string consists of valid ASCII characters (Unicode values <128) - if … -
Replied To a Post in Elgamal encryption decryption using java
What code are you using to convert user input from Scanner to a byte array? WIthout seeing the code it's not possible to tell youwhat is wrong with the code! -
Edited windows 10 related problem and its solution
A few weeks ago my laptop browsing and windows apps error. When i am on my facebook account i can watch youtube videos posted on feeds but other videos pos … -
Replied To a Post in Elgamal encryption decryption using java
> Do you have idea if it contains method that generates prime number and the primitive root That's what the API documentation is for. It lists every public method in … -
Replied To a Post in windows 10 related problem and its solution
Do you have any problems with applications that are not dependent on the internet? If you have got as far as re-installing WIndows then maybe the problem is internet-related. You … -
Replied To a Post in Elgamal encryption decryption using java
OK, that's `modPow` not `modpow` then. Did you mean java.lang.Math or some other Math library? java.lang.Math has no support for BigInteger -
Replied To a Post in Elgamal encryption decryption using java
There's no method called `modpow` in the standard Java API, so it looks like you have access to another library - maybe that has methods that will help? If not … -
Replied To a Post in Elgamal encryption decryption using java
How far have you got? How much Java do you know? What exactly are you stuck on? -
Replied To a Post in Java MVC and multiple objects
If you have a view that's a view of a single model instance then it's common practice to pass the model instance as a parameter inthe view's constructor. In which … -
Replied To a Post in how can i add two values of 20 digits
Hi jaina Please read the whole topic before replying, especally for threads that are 6 years old. The original question was about solving the problem using arrays in C++. While … -
Replied To a Post in Magic Constants Case Sensitive or case In-sensitive ?
I'm not a php user, but just reading what you posted... these constants have a name and value (which depends on the context). The name appears to be case-insensitive (ie … -
Replied To a Post in Help on my bank account code
OK. I don't have time to read 555 lines of code in detail right now, but I did a few spot checks and was very happy with what I saw. … -
Replied To a Post in DATABASE
Your source code has errors that prevented java from creating an executable class file. You need to read all the error messages from the compiler and fix those before trying … -
Replied To a Post in Free VPN
I'm with rproffitt. Opera Developer version includes a free built-in VPN. Couldn't be easier, couldn't be cheaper. Great for Pirate Bay if you live in a repressive country like the … -
Replied To a Post in Java MVC and multiple objects
I'm happy with that. (Can't speak for anyone else!). -
Replied To a Post in What is your current favorite hobby (besides technology) ?
Learning/playing guitar. I've been able to strum along with sing-song stuff since I was a teenager, but now I have more time I'm learning to play proper Jazz guitar. It's … -
Gave Reputation to Reverend Jim in Visual Regular Expressions
For anyone who is having trouble with regular expressions, I suggest you have a look at [this site](https://regexper.com/#%5Cd%7B1%2C3%7D) by Jeff Avallone. It takes a regular expression in the native (cryptic) … -
Replied To a Post in auto search textbox
Does the ID have a known fixed length? If so you can have a text changed event listener that ignores text less than the necessary length, and starts the search … -
Replied To a Post in Java MVC and multiple objects
I've been spending some time going back over the origins of MVC (Smalltalk through to Swift) and I think I've just understood something about how it was intended vs how … -
Replied To a Post in Java MVC and multiple objects
To me that seems like a violation of everything that OO is about. A Circle should know how to tell you its radius, circumference, area etc. Which of those is … -
Replied To a Post in Solving a tripple sudoku
Start by slowly and carefully solving one or two by hand. Make a note of what you are doing at each step and why. When you have finished those notes … -
Replied To a Post in Java MVC and multiple objects
I agree with jkon, with the very minor exception that I would be happy to see other methods (more than just get/set) in the Student class, if that's where they …
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