JAVA

how to uppercase the first letter of a string in java

String str = "java";
String cap = str.substring(0, 1).toUpperCase() + str.substring(1);
// cap = "Java"

make the first letter of a string upper case

>>> "hello world".title()
'Hello World'
>>> u"hello world".title()
u'Hello World'

java first letter to upper case

StringUtils.capitalize(..)