I need to get my arse in gear and start studying for the exam.

I'm tired of him constantly breaking my balls about everything.

I have one and a halves of apples.

I ate one and a half apples.

I love adding salad onion to my salads for an extra crunch.

He was so depressed that he decided to eat his gun.

I need to get off my ass and start exercising.

We need to keep this on the hush-hush.

The copy-on-write proxy pattern is used to create a proxy object that shares the same data as the original object until a modification is made.

Copy-on-write proxies are used to optimize memory usage.