diff options
| -rw-r--r-- | java.html.markdown | 26 |
1 files changed, 16 insertions, 10 deletions
diff --git a/java.html.markdown b/java.html.markdown index f6890d9b..8d882234 100644 --- a/java.html.markdown +++ b/java.html.markdown @@ -12,9 +12,6 @@ Java is a general-purpose, concurrent, class-based, object-oriented computer pro Read more here: https://en.wikipedia.org/wiki/Java_(programming_language) ```java -/////////////////////////////////////// -// General -/////////////////////////////////////// // Single-line comments start with // /* Multi-line comments look like this. @@ -46,18 +43,24 @@ System.out.print("Integer: "+10+"Double: "+3.14+ "Boolean: "+true); // Types /////////////////////////////////////// -// Byte - 8-bit signed two's complement integer (-128 <= byte <= 127) +// Byte - 8-bit signed two's complement integer +// (-128 <= byte <= 127) byte foo = 100; -// Short - 16-bit signed two's complement integer (-32,768 <= short <= 32,767) +// Short - 16-bit signed two's complement integer +// (-32,768 <= short <= 32,767) short bar = 10000; -//Integer - 32-bit signed two's complement integer (-2,147,483,648 <= int <= 2,147,483,647) +//Integer - 32-bit signed two's complement integer +// (-2,147,483,648 <= int <= 2,147,483,647) int foo = 1; -//Long - 64-bit signed two's complement integer (-9,223,372,036,854,775,808 <= long <= 9,223,372,036,854,775,807) +//Long - 64-bit signed two's complement integer +// (-9,223,372,036,854,775,808 <= long <= 9,223,372,036,854,775,807) long bar = 100000L; +// (Java has no unsigned types) + //Float - Single-precision 32-bit IEEE 754 Floating Point float foo = 234.5f; @@ -100,7 +103,8 @@ array[1] = 2; System.out.println(array[1]); // => 2 //Others to check out -//ArrayLists - Like arrays except more functionality is offered, and the size is mutable +//ArrayLists - Like arrays except more functionality is offered, +// and the size is mutable //LinkedLists //Maps //HashMaps @@ -232,7 +236,8 @@ Integer.toString(123);//returns a string version of 123 // You can also cast java objects, there's a lot of details and // deals with some more intermediate concepts. -// Feel free to check it out here: http://docs.oracle.com/javase/tutorial/java/IandI/subclasses.html +// Feel free to check it out here: +// http://docs.oracle.com/javase/tutorial/java/IandI/subclasses.html /////////////////////////////////////// @@ -242,7 +247,8 @@ Integer.toString(123);//returns a string version of 123 // Classes Syntax shown below. // Function declaration syntax: // <public/private/protected> <return type> <function name>(<args>) -// Here is a quick rundown on access level modifiers (public, private, etcetc) http://docs.oracle.com/javase/tutorial/java/javaOO/accesscontrol.html +// Here is a quick rundown on access level modifiers (public, private, etc.) +// http://docs.oracle.com/javase/tutorial/java/javaOO/accesscontrol.html public class Bicycle { |