-
http://stackoverflow.com/questions/1527049/join-elements-of-an-array
time.strftime("%Y%m%d%H%M%S", time.gmtime())
sudo -H pip install [패키지 이름] --trusted-host pypi.python.org --proxy $http_proxy
https://developers.google.com/gmail/markup/
getTempFilename(){ echo ${script_name}.__temp__.$(date +"%N"); }
tar zxvf tarball.tar.gz -C destination_dir
find . -type f -executable -print
time.strftime("%Y%d%m_%H%M%S",time.localtime(os.path.getmtime(filename))) 자매품:os.stat(filename)