November 2017 – My Tech Notes

Python Date and Time formatting

%A Weekday as locale’s full name. Monday
%d Day of the month as a zero-padded decimal number. 30
%B Month as locale’s full name. September
%m Month as a zero-padded decimal number. 09
%Y Year with century as a decimal number. 2013
%I Hour (12-hour clock) as a zero-padded decimal number. 07
%H Hour (24-hour clock) as a zero-padded decimal number. 07
%M Minute as a zero-padded decimal number. 06
%S Second as a zero-padded decimal number. 05
%p Locale’s equivalent of either AM or PM. AM

iCloud Drive Path for Terminal in Mac OS

To access your iCloud Drive from the terminal in MacOS use this path

~/Library/Mobile Documents/com~apple~CloudDocs/

List and Remove Docker images

# list docker images

$ docker images -a

# remove docker image ( -f option is force)

$ docker rmi -f ImageID

List and remove installed apt-get packages

# list all installed packages, but only show those containing the work docker

$ sudo apt list –installed | grep docker

# the above command shows that the docker apps’ name is actually docker-se, so uninstall that

$ sudo apt-get remove docker-se

Apple Watch Model Numbers

1st Gen / 7000 Series		Series 1		Series 2
38mm	42mm	38mm	42mm	38mm	42mm
A1553	A1554	A1802	A1803	A1757	A1758
				A1816

		MP022X/A	MP032X/A	MP082X/A	MP062X/A
	MNNL2X/A	MNNG2X/A	MNNL2X/A		MQ152X/A
					MP062X/A
					MNPJ2X/A
					MP0A2X/A
					MQ192X/A

6 Text Navigation Shortcuts for Mac

6 Text Navigation Shortcuts
The first group of keyboard shortcuts allow for quickly moving around text:

Jump to beginning of a line– Command+Left Arrow
Jump to end of a line– Command+Right Arrow
Jump to beginning of current word– Option+Right Arrow
Jump to end of current word– Option+Right Arrow
Jump to beginning of all text– Command+Up Arrow
Jump to end of all text – Command+Down Arrow

By adding a shift key to the above shortcuts, we are given six new tricks that allow for quick text selection of lines, words, and entire documents.