bash: ./arm-none-linux-gnueabi-gcc: No such file or directory解決方法
https://blog.csdn.net/eydwyz/article/details/98033852linux
ubuntu進行apt-get時候出現Package xxx is not available, but is referred to by another package 錯誤
解決辦法:https://blog.csdn.net/tk01044242_1/article/details/80729640ubuntu