[scala/en] Add missing class instantiation and fix typos (#4193)

* [scala/en] Add missing class instantiation

* [scala/en] Remove parens from object instantiation to keep with style of rest of the page

* [scala/en] Fix typos

1 files changed, 3 insertions, 3 deletions

diff --git a/scala.html.markdown b/scala.html.markdown
index 08fd37e4..d2d45dc9 100644
--- a/scala.html.markdown
+++ b/scala.html.markdown
@@ -481,7 +481,7 @@ class SaintBernard extends Dog {
 	def bite = false
 }  
 
-scala> b  
+scala> val b = new SaintBernard
 res0: SaintBernard = SaintBernard@3e57cd70  
 scala> b.breed  
 res1: String = Saint Bernard  
@@ -599,7 +599,7 @@ List("Dom", "Bob", "Natalia") foreach println
 
 s.map(sq)
 
-val sSquared = s. map(sq)
+val sSquared = s.map(sq)
 
 sSquared.filter(_ < 10)
 
@@ -717,7 +717,7 @@ import scala.collection.immutable.{Map => _, Set => _, _}
 // Java classes can also be imported. Scala syntax can be used
 import java.swing.{JFrame, JWindow}
 
-// Your programs entry point is defined in a scala file using an object, with a
+// Your program's entry point is defined in a scala file using an object, with a
 // single method, main:
 object Application {
   def main(args: Array[String]): Unit = {