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Cannot Make A Static Reference To A Non-static Java

How to copy a file using Java 6 Recent Comments High Low Guessing GameTo track the number of times add a counter and increment it overtime the user makes a guess. Execute bash script from vim Any way to color lines in a Line command? Disclaimer: The intent of the site is to help students and professional in their academics and career.Though best effort are made to present the most accurate information, No guarantees are made share|improve this answer answered Feb 11 '11 at 13:00 Robby Pond 53.6k12104106 add a comment| up vote 0 down vote You can not make reference to static variable from non-static method. Check This Out

One can also refer to static fields with an object reference like myObject.staticMethod() but this is discouraged because it does not make it clear that they are class variables. ... = Jayesh A Lalwani Rancher Posts: 2762 32 I like... or get your own reference? This typically happens because i give them too similar names : P ie: MyClass myclass = new MyClass(); // then later MyClass.someFunction(); This is obviously a static method. (good for somethings)

Browse other questions tagged java compiler-errors static-methods or ask your own question. They are methods that are only available when you have created an object, which in this case is an instance of a String.) As an important point, note that you don’t Here's a modified version of that example Java class that shows how to get rid of those compiler errors. share|improve this answer edited Jul 20 at 22:33 SpaceCore186 5041321 answered Feb 11 '11 at 12:51 Preet Sangha 47.6k1494155 it static because i call it from several files in

How to make my logo color look the same in Web & Print? Reply Alex August 29, 2016 at 11:08 pm Thank you for a very straightforward example regarding an issue that can be very perplexing to newbies. In other words, they aren’t static fields of the class. Is adding the ‘tbl’ prefix to table names really a problem?

If you do, the answer should be obvious. An instance of the class is required to call its methods and static methods are not accociated with an instance (they are class methods). How would I fix this1cannot make a static reference to a non static method0Cannot make a static reference to the non-static method progressbar error0Cannot make a static reference to the non-static http://stackoverflow.com/questions/21839182/cannot-make-a-static-reference-to-a-non-static-method Is there a word for turning something into a competition?

Can Egyptian citizen visit Armenia on valid USA visa? Your static variable is initialized when your class is loaded before your Activity is created. How would I fix this1cannot make a static reference to a non static method0Cannot make a static reference to the non-static method progressbar error0Cannot make a static reference to the non-static or call a method by an object's reference?

posted 3 years ago I'm assuming reference is the first part of the following?: Polygon polygon = new Polygon(); "The most exciting phrase to hear in science, the one that heralds java compiler-errors static-methods share|improve this question edited May 7 at 7:10 BalusC 688k21324972713 asked Feb 11 '11 at 12:49 Chen M 3671613 1 Why do you need it to be Simply case 0 Cannot make a static reference to the non-static method 0 Static and non static in java? -2 Make a static reference to non static field android see more But my IDE is telling me that I am making a static call (Cannot make a static reference to the non-static field arrayList).

One can also refer to static fields with an object reference like myObject.staticMethod() but this is discouraged because it does not make it clear that they are class variables. ... = his comment is here An example If that doesn’t make sense, I’ll try to demonstrate more of this problem using an example. Tank-Fighting Alien Draw a hollow square of # with given width How to decide between PCA and logistic regression? Non static means there are multiple instances of the object and inherently would be multiple array lists. –user1274820 Oct 31 '14 at 2:22 stackoverflow.com/questions/413898/… more info here –user1274820 Oct

I think Jayesh meant it as in this contextmyApp.drawNewShape(polygon);That line contains two references: polygon and myApp. Don't really understand. –xil3 Feb 11 '11 at 12:52 3 Never store string resources in static data members. Why is this C++ code faster than my hand-written assembly for testing the Collatz conjecture? this contact form share|improve this answer edited Mar 6 at 21:17 josliber♦ 31.5k93677 answered Jun 5 '14 at 21:22 Vivek Vermani 1,385532 add a comment| up vote 0 down vote Just write: private static

Enter your email address: Delivered by FeedBurner Subscribe to Java News and Posts. Dynamic Query - System.QueryException: expecting a colon, found '.' Can Egyptian citizen visit Armenia on valid USA visa? What was Stan Lee's character reading on the bus in Doctor Strange gawk inplace and stdout Class forcing as set forcing followed by truncation Was a massive case of voter fraud

share|improve this answer answered Dec 20 '15 at 12:39 dev.bmax 1,206411 add a comment| up vote -1 down vote You can't use a non-static method to initialize a static variable.

Passed in a Resources instead of a Context (from the activity to the nonactivity), and my getStringArray worked. –auspicious99 Aug 8 '14 at 10:43 add a comment| up vote 5 down The cost of switching to electric cars? posted 3 years ago I have a main class called GameStart. It cannot refer to balance, which is an attribute (non-static variable).

You need to understand when the two can be used. –Preet Sangha Feb 11 '11 at 13:18 when i add the line "Constants notifications_values = new Constants(); to my Consider this class (psuedocode): class Test { string somedata = "99"; string getText() { return somedata; } static string TTT = "0"; } Now I have the following use case: Test Total Site Views Contact Us - Send us Technical Queries - We will be happy to help. navigate here Note, I'm not including any code, because I'm sure your professor would want you to figure out that part on your own.

If I declare the ArrayList within the static method (main), it works. I have a main class, GameStart.java. Any way to color lines in a Line command? Why aren't interactions between molecules of an ideal gas and walls of container negligible?

share|improve this answer edited Feb 17 '14 at 21:19 Code Maverick 12.5k74086 answered Feb 17 '14 at 21:06 hola 559210 add a comment| Your Answer draft saved draft discarded Sign Join them; it only takes a minute: Sign up Cannot make a static reference to the non-static class member [duplicate] up vote 0 down vote favorite This question already has an so the withdraw should be more like public void withdraw(double withdrawAmount) { balance -= withdrawAmount; } Of course depending on your problem you could do additional validation here to prevent negative What crime would be illegal to uncover in medieval Europe?

How to make figure bigger in subfigures when width? The question is why. –Evorlor Oct 31 '14 at 2:21 You have to create a constructor and call it. Why is looping over find's output bad practice?