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 Related Questions Latest Answer : java.util.Set Packages, there is no duplicate elements. Bcoz these interfaces doesn't allows the duplicate values or elements. For example. HashMap, HashSet, TreeSet and so on. ... How we print the contents on a[][].If the a[][] is filled with some elements.but the y dont specifiy How we print the contents on a[][].If the a[][] is filled with some elements.but the y dont specifiy the sizes of two dimensions arry? Read Answers (1) | Asked by : ramakrishna The number of subscripts(indexes) in 2D array is two(2).Both row and column size must be __________________. Integer constantsExample: int a[2][3]; Here a is an array consisting of two rows with each row with each row consists of 3 integer elements View Question | Asked by : V Govinda Rao State true or false :- For externalizable objects the class is solely responsible for the external format of its contents A) TrueB) False The print( ) method is just like println( ), except that it does not output a newline character after each call A) TrueB) False Why the value of "I" do not change?I=0;I=I++;System.out.println("I : "+I);this print statement gives value of I as zero, why so? I have a file whose contents are written in french. I want to read that file and edit the file and then write the contents back to the same file. How do I do that?I am reading file content is instanceof ByteBlock only. Then I am using byte[] blk = ((ByteBlock) content).bytes();FileOutputStream fs = new FileOutputStream("a.txt");fs.write (blk, 0, blk.length);fs.close();During writing a file I want use encoding like ISO-8859-1. I can't use Writer because my contents are byte stream. In c & c++ main() method doesn't have any args,why java has been designed in such a way tht it takes string [] as arg even we dont pass arg to the java prog???is it because there is no default constructor in java... Read Answers (1) | Asked by : vidhya Unary numeric promotion is applied in the following contexts:1.operand of the unary arithmetic operators + and -2.operand of the unary integer bitwise complement operator ~ 3.during array creation; for I have one table, in which I want one column (contents )to be NON DELETABLE by user, while rest (contents)are editable and deletable.How to do that??keeping .setenabled(false) makes every column non deletable.
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