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Java Articles
Page 436 of 450
What are Java methods equivalent to C# virtual functions?
All instance methods in Java are virtual except, static methods and private methods.
Read MoreCamelCase in Java naming conventions
Java follows camel casing for objects, class, variables etc. If a name is having multiple words, the first letter is small then consecutive words are joint with the first letter as a capital case. Consider the following example − Taxation Department Class - TaxationDepartment Object - taxationDepartment Method - getTaxationDepartmentDetails Variable - taxationDepartment
Read MoreCamelCase in Java naming conventions
Java follows camel casing for objects, class, variables etc. If a name is having multiple words, the first letter is small then consecutive words are joint with the first letter as a capital case. Consider the following example − Taxation Department Class - TaxationDepartment Object - taxationDepartment Method - getTaxationDepartmentDetails Variable - taxationDepartment
Read MoreHow to use R in Java-8 regex.
\R matches any line break as defined by the Unicode standardPattern p = Pattern.compile("\R");Unicode line-break sequence is equivalent to \u000D\u000A|[\u000A\u000B\u000C\u000D\u0085\u2028\u2029]
Read MoreJava is also not pure object-oriented like c++
the main() method in Java code is itself inside a class. The static keyword lets the main() method which is the entry point of execution without making an object but you need to write a class. In C++, main() is outside the class and writing class it self is not mandatory. Hence, C++ is not a pure object oriented language bu Java is a completely object oriented language.
Read MorecompareTo() definition mistake?
The example works correctly. The compareTo() method is called by a string object and takes another string object as argument. The return value is integer and is difference in Unicode values of characters of respective strings when they are not equal. The value can be -ve, 0 or +ve.
Read MoreSum of all proper divisors of a natural number in java
Following is the Java program which prints all the sum of all the divisors of a given number.
Read MoreSum of all proper divisors of a natural number in java
Following is the Java program which prints all the sum of all the divisors of a given number.
Read Morebranching statement in Java
Java programming language provides following types of decision making or branching statements.Java programming language provides following types of decision making statements.Sr.No.Statement & Description1if statementAn if statement consists of a boolean expression followed by one or more statements.2if...else statementAn if statement can be followed by an optional else statement, which executes when the boolean expression is false.3nested if statementYou can use one if or else if statement inside another if or else if statement(s).4switch statementA switch statement allows a variable to be tested for equality against a list of values.
Read Morebranching statement in Java
Java programming language provides following types of decision making or branching statements.Java programming language provides following types of decision making statements.Sr.No.Statement & Description1if statementAn if statement consists of a boolean expression followed by one or more statements.2if...else statementAn if statement can be followed by an optional else statement, which executes when the boolean expression is false.3nested if statementYou can use one if or else if statement inside another if or else if statement(s).4switch statementA switch statement allows a variable to be tested for equality against a list of values.
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