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What Does Double Cannot Be Dereferenced Mean

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share|improve this answer answered Nov 18 '12 at 3:59 Nambari 50.3k776113 add a comment| up vote 1 down vote if (yearly.matches("[0-9]+") && yearly.length() > 2 && yearly.length() <= 8) You are Is calling a function with local side-effects twice in the same expression undefined behavior? You didn't show what currentBalance is, but it is probably a variable of the primitive type double. You didn't show what currentBalance is, but it is probably a variable of the primitive type double. http://bovbjerg.net/cannot-be/what-does-int-cannot-be-dereferenced-mean.php

It happens sometimes, but not usually. more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed At this stage in your programming career, don't worry about anything else. You should have asked another question when you fixed the original problem. –paxdiablo Apr 23 '12 at 2:34 If you want to use hours as double, you have to

Double Cannot Be Dereferenced Java

more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed Problem with function inside brackets. Join them; it only takes a minute: Sign up Double cannot be dereferenced up vote -2 down vote favorite Question What might be the cause of my problem and how do

Join them; it only takes a minute: Sign up “double Cannot be Dereferenced” toString() - does this alternative form without errors mean the same thing? John Smith Ranch Hand Posts: 2937 posted 12 years ago I can use such a method, its listed in the double class in java specs from java webbie, I've imported java.lang.Double Mimsy were the Borogoves - why is "mimsy" an adjective? Double Cannot Be Dereferenced Intvalue The commented out variables are double and do not work. @Override public String toString() { return "[" + getAccountNumber() + "], " + super.toString() + ", " + owner.toString() // Error:

Vent kitchen hood vent to roof turbine vent? Double Cannot Be Dereferenced Compareto Is adding the ‘tbl’ prefix to table names really a problem? Boss sends a birthday message. There are only two hard things in computer science: cache invalidation, naming things, and off-by-one errors Kurt Van Etten Ranch Hand Posts: 98 posted 5 years ago Hi Collete, Sorry

asked 4 years ago viewed 34228 times active 4 years ago Upcoming Events 2016 Community Moderator Election ends Nov 22 Get the weekly newsletter! Long Cannot Be Dereferenced Tostring because Java does not automatically add ()'s for you. What is the significance of the robot in the sand? asked 3 years ago viewed 1619 times active 2 years ago Upcoming Events 2016 Community Moderator Election ends Nov 22 Related 5Double cannot be dereferenced?1Double cannot be dereferenced…?1Double cannot be dereferenced

Double Cannot Be Dereferenced Compareto

Try this instead: @Override public String toString() { return "[" + getAccountNumber() + "], " + super.toString() + ", " + owner + ", " + currentBalance + ", " + Thirdly when calling the toString() method you need to use the object Double rather than the primitive type. Double Cannot Be Dereferenced Java How to handle a common misconception when writing a Master's thesis? Double Cannot Be Dereferenced Tostring int cannot be dereferenced-line 53 //import java.lang.*; public class showElement implements ActionListener{ public void actionPerformed(ActionEvent e){ randomNumber = new int [100]; for (int x = 0; x < randomNumber.length; x++) randomNumber[x]

Why does top 50% need a -50% translate offset? useful reference Here is a simple example: Code: public class Main { public static void main(String[] args) { Double test; test = 0.843; String test_string = test.toString(); System.out.println(test_string); System.out.println(test); } } share Appending i increases the StringBuilder capacity if needed, then calls Integer.getChars. In the context of this quote, how many 'chips/sockets' do personal computers contain? Long Cannot Be Dereferenced Java

Linked 0 In Java, what is meant by this “double cannot be dereferenced” error? 0 Javascript to java code not working 1 Double cannot be dereferenced…? Try this instead: @Override public String toString() { return "[" + getAccountNumber() + "], " + super.toString() + ", " + owner + ", " + currentBalance + ", " + How to prove that authentication system works, and that the customer is using the wrong password? my review here Also you said: "The non-commented out variables are int and work" Actually, it will not work if its int for the same reason.

Thank you.. Compareto Double Java How to handle swear words in quote / transcription? super.toString() –Elliander Sep 23 '15 at 14:38 @Elliander Yes, sorry, that was a small mistake, you indeed have to use super.toString() instead of just super.

cause im pretty new at this and have nearly no idea what to do –Daniel Donaldson Apr 23 '12 at 2:15 @Daniel, examine my code snippet very carefully.

Rob Spoor Sheriff Posts: 20720 68 I like... because BMI is declared as double, the primitive type. Do the Leaves of Lórien brooches have any special significance or attributes? Double To Int Java The error you are getting is: double cannot be dereferenced and not: Double cannot be dereferenced double is a primitive, Double is wrapper for the primitive double, it is an Object.

The actual error is double cannot be dereferenced. If BMI were declared as Double, the wrapper class for the primitive type, then it might work... Glad it worked out for ya! http://bovbjerg.net/cannot-be/what-does-int-cannot-be-dereferenced-mean-in-java.php In any case, your setText seems the wrong way around.

C# TBB updating metadata value Professor Lewin: "Which string will break?" / Me: "That one." / Professor Lewin: "Wrong!" Start a coup online without the government intervening Basic Geometric intuition, context Join them; it only takes a minute: Sign up “double Cannot be Dereferenced” toString() - does this alternative form without errors mean the same thing? The original line: valueField.setText(randomNumber[Integer.parseInt(inputString)].toString()); might be reworked as:int inputValue = Integer.parseInt(inputString); // convert input string to an int int mappedValue = randomNumber[inputValue]; // get mapped value from array String mappedText = Don't let those guys scare you. . . .

Will I get the same result if I use 18-55mm lens at 55mm (full zoom) and 55-200mm lens at 55mm (no zoom), if not, then why? Should I report it? Fat chance! i dont really know what the for loop does!

The error you are getting is: double cannot be dereferenced and not: Double cannot be dereferenced double is a primitive, Double is wrapper for the primitive double, it is an Object. Accela Moon Greenhorn Posts: 20 posted 12 years ago Oh, my bad. Been trying for 2 weeks to get this working and I am burned out majorly and have gone brain dead. Unfortunately your solution isn't completely accurate.