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Java Double Cannot Be Dereferenced


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 double a = 0; double b = 1; if(a > B)/>{ System.out.println("a > b"); } else if(a == B)/>{ System.out.println("a == b"); } Was This Post Helpful? 0 Back to top Washington DC odd tour request issue I am seen in darkness and in light, What am I? You do not need to explicitly call toString() on variables when you do string concatenation. More about the author

Send us an email b. Why is looping over find's output bad practice? Does the electoral vote count ever get reallocated between states? up vote 0 down vote favorite In the following snippet of code the int returns properly, but when I try doing the same thing with a double NetBeans 8.0.2 complains that http://stackoverflow.com/questions/32741911/double-cannot-be-dereferenced-tostring-does-this-alternative-form-without

Double Cannot Be Dereferenced Compareto

Whether you can pass a double is a different matter which may need to be examined. Since these are numbers, just directly compare them using the >, >= , <, <=, ==, and != operators. To check whether input is range, you need to use greater than and less than operators. Java Error Double Cannot Be Dereferenced Double Cannot Be Dereferenced Error: Double Cannot Be Dereferenced Int Cannot Be Dereferenced Inventory Program Getting Error : Int Cannot Be Dereferenced - Java Issues

else statements meaning they will never get called. Can a president win the electoral college and lose the popular vote What is a satisfactory result of penetration testing assessment? You cannot call methods on double but you can on Double. Long Cannot Be Dereferenced Tostring As I said before in this case, with primitives, the relational operators are a neater solution.

I'll edit the question accordingly. –Elliander Sep 23 '15 at 14:45 add a comment| Your Answer draft saved draft discarded Sign up or log in Sign up using Google Sign Double Cannot Be Dereferenced Tostring Accela Moon Greenhorn Posts: 20 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.. You don't need the compareTo() method. http://stackoverflow.com/questions/32741911/double-cannot-be-dereferenced-tostring-does-this-alternative-form-without How to reply?

Skyrim: How to stop NPCs from picking up dropped items Should I allow my child to make an alternate meal if they do not like anything served at mealtime? Compareto Double Java Is Area of a circle always irrational On 1941 Dec 7, could Japan have destroyed the Panama Canal instead of Pearl Harbor in a surprise attack? 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. No errors.

Double Cannot Be Dereferenced Tostring

It happens sometimes, but not usually. UPDATE: From the answers I received, it looks like second approach I used works, but the following works just as well: @Override public String toString() { return "[" + getAccountNumber() + Double Cannot Be Dereferenced Compareto Why is your return statement before the end of your method?Click to expand... 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:

expected" on super, but this slight modification combined with your approach works perfectly. http://tcsmacs.net/cannot-be/java-compiler-error-double-cannot-be-dereferenced.php What is the most someone can lose the popular vote by but still win the electoral college? Should I report it? How can I take a powerful plot item away from players without frustrating them? Long Cannot Be Dereferenced Java

truncating division), then the integer result is converted to double. more hot questions question feed lang-java about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life / Arts Culture / Recreation Easier or not - I honestly don't know how I would do it in that way. click site What do I do?

Teenage daughter refusing to go to school Show that the square matrix A is invertible Do the Leaves of Lórien brooches have any special significance or attributes? Double To Int Java If BMI were declared as Double, the wrapper class for the primitive type, then it might work... If you want to invoke the toString method on an object, you have to write it as a method invocation: Code: ...

The commented out variables are double and do not work. @Override public String toString() { return "[" + getAccountNumber() + "], " + super.toString() + ", " + owner.toString() // Error:

Safety - Improve braking power in wet conditions Polyglot Anagrams Cops' Thread On which point(s) in a jet engine does the reaction force act? I'm really greatful now, It solved my problem. If not, what can I do to make sure that the value of a double returns to the String just as an int would? Double To Integer From your code, it seems you think you can copy a text representation of hours into hoursminfield by doing hours.setText(hoursminfield); This has a few errors: 1) hours is a double which

Not the answer you're looking for? Ofcourse the values should be convertible. –We are Borg Sep 23 '15 at 14:11 add a comment| 2 Answers 2 active oldest votes up vote 2 down vote accepted I bet We also boast an active community focused on purchasing decisions and technical aspects of the iPhone, iPod, iPad, and Mac platforms. navigate to this website Accela Moon Greenhorn Posts: 20 posted 12 years ago Oh, my bad.

If you have a different problem, ask a different question. –paxdiablo Apr 23 '12 at 2:35 | show 3 more comments up vote 0 down vote How about this way double asked 1 year ago viewed 1922 times active 1 year ago Upcoming Events 2016 Community Moderator Election ends Nov 22 Related 0How do I overcome “double cannot be dereferenced”?2Problems with double You cannot call methods on primitive types, that's why you get the error message. where code=?"); for( int i=0;i

Start a coup online without the government intervening Boss sends a birthday message. Was This Post Helpful? 1 Back to top MultiQuote Quote + Reply #4 BlackFiredDragon New D.I.C Head Reputation: 0 Posts: 33 Joined: 19-July 12 Re: double cannot be dereferenced Posted Because I know that it is not preventing the program from crashing if someone enters anything except a number at the prompt. That's your first step. –paxdiablo Apr 23 '12 at 2:16 2 @Daniel, SO is not a message board.

asked 3 years ago viewed 1612 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 And how to solve it? But how are you crashing when it won't even compile? –Ted Hopp Nov 18 '12 at 4:25 1 Code doesn't compile. –Perception Nov 18 '12 at 5:29 1 the How to reply?

Are “la malplej juna” and “la plej maljuna” entirely interchangeable? YES!!! So Double.toString(currentBalance) is correct. else statements.

It was supposed to use the binary search method in order to find the number 45.3 in this array: [-3, 10, 5, 24, 45.3, 10.5}. up vote 5 down vote favorite 2 String mins = minsField.getText(); int Mins; try { Mins = Integer.parseInt(mins); } catch (NumberFormatException e) { Mins = 0; } double hours = Mins Useful Searches Recent Posts Options Please select a forum to jump to News and Article Discussion MacRumors.com News Discussion Mac Blog Discussion 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

The fact that your answer was accepted is inconsequential (and actually just draws more attention to the fact that it is incorrect). –Chris Cain Apr 23 '12 at 5:20