In instantiating the ImmutableString, the function pointers to the get and length methods actually refer to the String.get and String.length method, by going through the base variable which is an internally stored String object. The use of a function pointer can achieve inheritance of a method from a superclass.
Most women will start to show at some point between weeks 12 and 24 of pregnancy, with most reporting that they began to show during the first half of their second trimester, between 12 and 18 weeks.
Pregnancy symptoms at 6 weeks. For most women, morning sickness begins between 6 and 8 weeks. You may also be exhausted and experiencing mood swings, which could be due to hormonal changes as well as the stress of wondering what lies ahead in your pregnancy. About 25 percent of women have spotting in early pregnancy.regnancy symptoms at 6 weeks. For most women, morning sickness begins between 6 and 8 weeks. You may also be exhausted and experiencing mood swings, which could be due to hormonal changes as well as the stress of wondering what lies ahead in your pregnancy. About 25 percent of women have spotting in early pregnancy.