Thread: when I over write a file in teminal it leave an old copy, why?

why it, when save , overwrite file in terminal leaves copy of old file tilde after it? , there way stop this? becoming annoying keep removing it.

user@ubuntu:~/prog$ ls
hello.c main.c makefile world.c
user@ubuntu:~/prog$ gedit makefile #i edited , overwrite file
user@ubuntu:~/prog$ ls
hello.c main.c makefile makefile~ world.c
user@ubuntu:~/prog$ rm makefile~ #why file here?

it's backup copy, equivalent "bak" files in ms-dos , windows.

Forum The Ubuntu Forum Community Ubuntu Official Flavours Support New to Ubuntu [ubuntu] when I over write a file in teminal it leave an old copy, why?

Ubuntu