Apr 2, 2013 · String.contentEquals () compares the content of the String with the content of any CharSequence (available since Java 1.5). Saves you from having to turn your StringBuffer, etc …

Let's see it happen in Java terms. Here's the source code of String's equals() method: It compares the Strings character by character, in order to come to a conclusion that they are indeed equal. …

The convention is to use String[] as the main method parameter, but using String... works too, since when you use varargs you can call the method in the same way you call a method with …

Jul 3, 2013 · In Java, strings are objects (String). Variables which contain objects are references. If you compare two objects with == operator, true is returned only if they are the same objects …

The Java compiler removes this incidental whitespace and keeps the essential whitespace. Then the .indent(4) method call adds four trailing spaces, essential indentation I want to add.

9 I believe you just migrated from C++, Well in java you have to initialize a data type (other then primitive types and String is not a considered as a primitive type in java ) to use them as …

I'm getting in an int with a 6 digit value. I want to display it as a String with a decimal point (.) at 2 digits from the end of int. I wanted to use a float but was suggested to use String for a ...

So in the string "foo", if I asked for the character with index 0 it would return "f". Note - in the above question, by "character" I don't mean the char data type, but a letter or number in a string.

11 You'll want to use the static method Character.toString (char c) to convert the character into a string first. Then you can use the normal string concatenation functions.

Oct 28, 2010 · How might I convert an ArrayList<String> object to a String [] array in Java?