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Replied To a Post in Array doubles
`Integer.parseInt(...` takes the string that the user entered and converts it to an int. You can put that into an array of doubles, but you will have lost everything after … -
Replied To a Post in Can't see why I'm getting this error
You are using + to concatenate stuff for printing, OK, but you have left some out. You need a + between every expression.. "there are " + weeks + " … -
Replied To a Post in JDatepicker
Just Google - there are tutorials on thr web. -
Replied To a Post in Executable jar with images and a database
I don't know which database you are using, but JavaDB/Derby can run as an "embedded" database or a server. If it's a server you have to install and start it, … -
Replied To a Post in How to count the number of days from January 1, 0000 to any given date
(year % 100 != 0) && (year % 400 == 0 ) something wrong there... if (year % 100 != 0) then (year % 400 cannot be == 0 ) … -
Replied To a Post in Removing the first line in JTextPane
Despite your unwillingness to supply all the relevant info, I'll give you this as a present: the remove method does NOT take two offsets as parameters. Check the api doc … -
Replied To a Post in Removing the first line in JTextPane
You need to post the exact complete output from the printStackTrace(). -
Replied To a Post in null pointer error
? Splitting the declaration onto 3 lines will have zero effect. This is not a "null" problem, it's an undefined symbol. The problem is that the Preference class is not … -
Replied To a Post in help in Inheritance
Yes, that code looks like a good answer to the question. (Except: Spelling mistake on line 1, and I have not tested it on a computer). ps: Most people here … -
Replied To a Post in Deque program project
DEQue = double-ended-queue. You can add and remove items from both ends. Eg http://docs.oracle.com/javase/8/docs/api/java/util/Deque.html You can implement it using an array or a linked list (maybe other ways as well), … -
Replied To a Post in help in Inheritance
You must try to answer this question. Show us your answer and we will help you to get it right. -
Replied To a Post in Deque program project
What help you need? -
Replied To a Post in Removing the first line in JTextPane
It's not enough to tell us "I got an exception". You need to post the exact complete output from the printStackTrace(). -
Replied To a Post in Removing the first line in JTextPane
How many times have we said this in the Java forum... Never NEVER *NEVER* do this when writing new code: } catch (Exception e) { } If/when there is an … -
Replied To a Post in Problem with final output
OK, but just for your information, the array would work something like this: instead of Cat cat1, cat2, cat3 you have Cat[] cats = new Cat[3]; then the three Cats … -
Replied To a Post in Removing the first line in JTextPane
I don't know, but you could try printing the contents of firstLine to see what's happening. Maybe it's something that's not displayed, like "<html>" ??? -
Replied To a Post in Problem with final output
Lines 43-51 you set the same data for all 3 cats, using the data from the third/last pass of you input loop, so when you print them of course you … -
Marked Solved Status for Problem with final output
Greetings, I'm having problems with my output. Essentially I am just trying to print out any Cat who is over 3 years old and has Claws. But my output keeps … -
Replied To a Post in Java Guessing Game
Line 64 is where the loop in question starts, so that would be a bad place to break. Your loop runs 7 times, even if the user guesses correctly. YOU … -
Replied To a Post in Java Guessing Game
You may wany to `break` out of the loop (line 64) when the user has the right answer -
Replied To a Post in Java Guessing Game
The thing that immediately jumps out is that on line 44 you comment *end of for loop*, but theres no closing bracket to implement that, so the for loop is … -
Replied To a Post in Executable jar with images and a database
OK You don't need NetBeans to run a Java program, but you will need a standard Java JRE on each user machine. To make a jar just follow the instructions … -
Replied To a Post in Executable jar with images and a database
So what is it about making your jar that you need help with... How to make a jar in NetBeans? How to embed images in a jar? How to embed … -
Replied To a Post in Extract Data from a webpage
YOU can use Java Sockets to connect to a web site, send an HTLM request, and read the response. The hard part is usually parsing the web page to extract … -
Replied To a Post in java project-compueting class marks
Nobody will send you the code. Sending you the code will only help you to cheat. Either do the work or drop the class. If you want to take this … -
Replied To a Post in need help
DaniWeb Member Rules (which you agreed to when you signed up) include: "Do provide evidence of having done some work yourself if posting questions from school or work assignments" http://www.daniweb.com/community/rules … -
Gave Reputation to djjeavons in If condition has to be changed from Numeric to alpha Numeric
Hi Rather than changing the isInteger method (which may be used elsewhere), if you want to allow alphanumeric characters, just remove the isInteger check in your code: if (vic.value.length != … -
Replied To a Post in If condition has to be changed from Numeric to alpha Numeric
The check is obviously done in your isInteger method, so you need to change that. Edit: djjeavons makes a good point. My advice above is bad. Don't change isInteger - … -
Replied To a Post in how to make teamviewer
Sorry, I don't have any other info - that's one reason why we ended up developing our own algorithm. Briefly: We send the screen image as a series of 32 … -
Replied To a Post in Help me out solving this Java Program
I suggest you post this in the Java forum, but first check the DaniWeb Member Rules and "provide evidence of having done some work yourself if posting questions from school … -
Replied To a Post in how to make teamviewer
Sending mouse and keyboard events depends on the language you use, but the real problem is how to send and update the real-time screen image across a limited bandwith. It … -
Replied To a Post in what can I do to make this program read all of the condition
The problem isn't how you set `exmile` and `retmile`. The problem is that you do the if tests with a third variable called `mileage`, but you don't set that variable … -
Replied To a Post in convert array of type short to array of bytes
You posted someone else's code without permission, in violation of the Member Rules. I am not advising you, I am warning you. Write yor own code, and post that. -
Replied To a Post in what can I do to make this program read all of the condition
You input two mileage figures (`exmile`, `retmile`), but your if tests use `mileage`, which you never set. Typically you would have a do....while loop that keeps processing user input until … -
Gave Reputation to lena1990 in convert array of type short to array of bytes
here is the code toconvert array of short to array of byte byte [] ShortToByte_Twiddle_Method(short [] input) { int short_index, byte_index; int iterations = input.length; byte [] buffer = new … -
Replied To a Post in convert array of type short to array of bytes
Instead of copying code from the web and implying that it's yours, why not try writing some code yourself. ps DaniWeb Member Rules include: Do ensure you own the intellectual … -
Replied To a Post in how to write a java object -oriented program
I'm fine thanks. Don't worry if you have periods of frustration, or even despair. It happens to everyone. Learning a full programming environment like Java is never going to be … -
Replied To a Post in how to write a java object -oriented program
There's no one absolute definition of "Object Oriented", so different people will give diferent answers to those questions. Here are my first attempts: All Java OO programs are Java programs … -
Replied To a Post in An Android Application
That's his opinion - my opinion is opposite. The "resource deprived hardware" phones he talks about have more memory and compute power than the mainframes I learned on. Every new … -
Replied To a Post in storing passwords, keys, etc
[This web page ](https://crackstation.net/hashing-security.htm)has an excellent discussion of how to do it (and how not to do it) -
Replied To a Post in can somebody explain these codes to me
It's creating a grid to display one month's calendar, one week per row x 7 columns. It loops through all the days, divides by 7 to get the week (row), … -
Replied To a Post in Write a function to swap two values using pointers
After 5 years either he will have got the answer or have given up. Please don't re-awaken old dead threads without a good reason. -
Replied To a Post in A little basic Java loop help?
boolean isAnExample; ... do { // Loop until user enters a valid password isAnExample = true; // re-sets boolean at start of each pass of the loop ... -
Replied To a Post in A little basic Java loop help?
You obviously need to re-initialise your booleans each time the user enters a new password (ie around lines 19 to 31) -
Replied To a Post in Connecting Data base to java
http://docs.oracle.com/javase/tutorial/jdbc/index.html -
Replied To a Post in deleting the first line from text file
You seem to be ignoring the end-of-line char(s). What did you intend wih the two calls to readLine? -
Replied To a Post in GUI Programming
I don't have a retina mac here, so I can't do that right now, but what you would see is that your window, and any contents that you specified in … -
Replied To a Post in GUI Programming
In my mind this is a complete show-stopper question. Ordinary monitors used to be 72 dpi, 90-110 is more common now, retina MacBook is 227 dpi. The latest 27" iMac … -
Replied To a Post in GUI Programming
Since you mention Mac OSX... Your sizes and positions seem to be in pixels(?). How do you deal with the difference between "retina" displays and older ones with pixels more … -
Replied To a Post in Using Delimiters to extract multiple characters
Yes, that's much better! ps line 37 `e.printStackTrace();` gives you more information about any error than just a `println(e)`
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