new post about 'llvm'
new post 'ldd tips'

Signed-off-by: Shulin <wangwangwar@gmail.com>
modify cmd  behavior

Signed-off-by: Shulin <wangwangwar@gmail.com>
change tags

Signed-off-by: Shulin <wangwangwar@gmail.com>
new post 'linux tips'

Signed-off-by: Shulin <wangwangwar@gmail.com>
update post 'ldd tips'

Signed-off-by: Shulin <wangwangwar@gmail.com>
update post 'ldd tips'

Signed-off-by: Shulin <wangwangwar@gmail.com>