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Re: Boolean Algebra 13 Years Ago by bloodbender Boolean algebra is a java question (not specifically java, most programming languages wouldn't you say?). I wouldn't put it under math even if there was a math section. Thanks for your help anyway. boolean 18 Years Ago by THK … private String FlightNumber; private String Location; private boolean isLanding; private int ScheduledTime; private static int …(){ return Plane.TotalPlanes; } [B][U]public boolean[/U][/B] i wrote this far and i …or take offs. something like [B]public boolean isLanding(Plane c) { return this.Plane.equals… Re: boolean 18 Years Ago by cms271828 public boolean getIsLanding() { return isLanding; } I think thats what you want What I would do is change your non-static boolean field isLanding to: private boolean landing; Then use the method: public boolean isLanding() { return landing; } It conforms more to how java code is written using get/is. boolean help! 16 Years Ago by peedi … my program. And for some reason i cannot get my boolean to become true. here is the code [CODE]//This program… Pizza order = new Pizza (); String firstName; //user's first name boolean discount = false; //flag, true if user is eligible for discount… boolean array 12 Years Ago by scarletfire …to test it out: boolean [] test1 = { false, true, true, true} ; boolean [] test2 = { true} ; boolean [] test3 = { true…public class Bool { boolean presents = fullOfBool(); boolean surprises = new boolean[presents]; public boolean fullOfBool(boolean[] p) { surprises = boolean[] p; for( int… Re: boolean array 12 Years Ago by godzab … your code is wrong is because: a) you say `boolean presents = fullOfBool();` , you can't do that becuase… fullOfBool does not return anything. b)`public boolean fullOfBool(parameters){...}`, this method does not return anything, so…, I forgot to add the location of the last boolean value. Here is the code: public class Bool {… Boolean Algebra 21 Years Ago by Dani …a very important programming concept is that of boolean algebra. A boolean expression is a true or false statement.… statements use a single equals such as = while boolean algebra uses the double equals ==. [b]Symbol Usage…discrete mathematics when first introduced to boolean algebra. [b]Branching[/b] Boolean algebra is used to create … boolean 2d array how to check if true 8 Years Ago by Roger_2 part of my program includes my boolean 2d array: `boolean[][] matrix = new boolean[V][V];`i want to iterate through the vertex and … am getting error: cannot convert from boolean[] to boolean. casting `(boolean)` does not help. i have also tried `boolean[v][w] == true`. here is… Re: Boolean class 15 Years Ago by KirkPatrick …sridhar123;1039215]Public final static Boolean FALSE=new Boolean(false); Public final static Boolean TRUE=new Boolean(true); what is the … a true/false when the point of a boolean is to determine whether it is true or …false. For example: [code=java] private boolean isWindows; if (isWindows == true) // do something only … boolean array start at 1 15 Years Ago by pirateninja1111 I'm wondering how to start a Boolean array at 1 instead of 0. so far the only thing i can think of is: [CODE] Boolean [] x = new Boolean[12]+ 1; or Boolean [] x= new Boolean[12 + 1]; [/CODE] and the top one does not compile while the bottom one just makes the length to 13 Boolean arrays with flight reservation system 14 Years Ago by alonewolf23 … static void main(String args[]) { boolean EconArray[] = new boolean[5]; // boolean array with 5 elements boolean FirstArray[] = new boolean[5]; Scanner input = new Scanner(System… Boolean operators 13 Years Ago by cadence441 For some people it may be difficult to understand what Boolean is.Well, it's a type of algebra. … (reversed) will become 1. Now lets try out a complicated Boolean statement- !( [U](1 || 0)[/U] && 0 )…;& 0 = 0 !0 (reversed) = 1 Finally,why are Boolean operators used?Well,to make more complex conditional statements.Suppose… Re: Boolean Algebra 20 Years Ago by 1o0oBhP … tut but correct me if i am wrong... ...I thought boolean algebra was a collection of algebraic expressions about logic? ie…) = 0 and the like.... i found a doc here about boolean algebra which is going on about something completely different ?!?!??!? [url… boolean array 18 Years Ago by Sailor_Jerry How do i return a boolean array? i get an error stating that i can't cast from boolean[] to boolean. I have something like below. [code] method logic... boolean [] information = {true, false}; return information; // this line does not work. [/code] Thanks sj Re: Boolean array? 18 Years Ago by thekashyap … no clue what to do except [code]boolean[] deck = new boolean[52];[/code] can anyone give me any …] Where type could be a basic type (like int, boolean...) or a user defined type (like Poker) 2. … static void main( String[] args ) { //declare and define boolean arr[] = new boolean[10] ; //init for( int i = 0; i <… Boolean class 15 Years Ago by sridhar123 Public final static Boolean FALSE=new Boolean(false); Public final static Boolean TRUE=new Boolean(true); what is the meaning of above two statements? Re: Boolean class 15 Years Ago by JamesCherrill … by convention). These constants are members of the Boolean class, with values true and false respectively. Back…the compiler would not convert automatically between Boolean (the class) members and boolean (primitive) values, so it was useful… Now Java will autobox true and false into Boolean class members automatically this is no longer of … Boolean Combinations 15 Years Ago by Stevoni … the placeholders I'll be using to replace with the boolean operation in the project. The listbox will be associated with… 1 boolean value in a boolean array. As it's looping through the array… listbox, just how to get all the combinations of the boolean array. Thanks in advance! Boolean Methods HELPPP 14 Years Ago by rinjin07 … EXTREMELY grateful if someone can help me out with some boolean method stuff. I have this assignment where we've been… the moment I've been asked to put in a boolean method called inBalance that returns true if the balance is… Boolean's Double Troubles 8 Years Ago by UI … embedded in its name when it is used in a Boolean context.** $true_num = 3 + 0.14159; $true_str = &… following properties − It evaluates to FALSE in a Boolean context. It returns FALSE when tested with IsSet() … trouble understand **"It evaluates to FALSE in a Boolean context"** for reasons mentioned just above. :confused:… Re: Boolean's Double Troubles 8 Years Ago by UI … {echo "FALSE";} But is the above a valid boolean ? If so, then why should we not use doubles as… ? https://www.tutorialspoint.com/php/php_variable_types.htm Look at the Boolean section. It says not to use double as… Re: boolean array 18 Years Ago by Sailor_Jerry Forgot to update the method definition from boolean to boolean [] Boolean array? 18 Years Ago by roketto … more than once. I'm now trying to use a boolean array of size 52, with each card initialized to false… really have no clue what to do except [code]boolean[] deck = new boolean[52];[/code] can anyone give me any insight..? I… Re: Boolean class 15 Years Ago by Ezzaral Your example is only a case of poor variable naming. Why would you name a boolean "state"? What would "state equals true" mean in a logical description of the program flow? If it is truly a boolean state then you can easily assign a name that accurately reflects that binary nature. Re: Boolean Combinations 15 Years Ago by Stevoni [QUOTE=ChrisPadgham;1100716]with 9 boolean variables that is 512 combinations [/quote] Thanks for the help! … need the code to take in the [i]n[/i] boolean options and loop through and tell me what all the… Re: Boolean Methods HELPPP 14 Years Ago by vasu d Well, the compiler complains because you have not accounted for all the cases in your boolean functions. your functions look like: public boolean first() { if(something) { return anotherthing } } what if the condition fails ?. How will the compiler know what to do if the balance <=0 . You must account for the else case as well. Re: Boolean Methods HELPPP 14 Years Ago by rinjin07 … accounted for all the cases in your boolean functions. your functions look like: public boolean first() { if(something) { return anotherthing } } what if… Re: boolean array problem 14 Years Ago by ibn_sumal … correspond to the index of the array e.g boolean voucher = new boolean[11]; ok jon here it is: 1)we start… we get a random number between 1-5 from our boolean array 4)else if user chooses 2 then we get… a random number between 6-10 from our boolean array 5)once a number has been given to a… Re: boolean array problem 14 Years Ago by ibn_sumal … the problem i have is with the boolean array, let's call it boolean seat[] = new boolean[11] //there's 10 seats but… be used once. once the seat has been chosen the boolean array = true. e.g - seat[5] = false //it has not… Re: boolean array problem 14 Years Ago by jon.kiparsky … want to do that, instead i want to use the boolean array. [/QUOTE] And that's where you lose me. What…? What do you want to do with the boolean array? All the boolean array can do is keep track of eleven values…. I know what [B]I'd[/B] do with the boolean array here, but you have to figure out what [B…