Morse code mnemonics to remember Morse codes lies in remembering words that begin with each appropriate letter and has so called long vowel (i.e. á é í ó ú ý) for every dash and short vowel (a e i o u y) for every dot. Additionally, some other theme-related sets of words have been thought out as Czech folklore. In Indonesia, one mnemonics commonly taught in scouting method to remember Morse codes lies in remembering words that begin with each appropriate letter and substituting the o vowel for every dash and other vowels (a, i, u, and e) for every dot. Morse code
Dash Usage" for printed newspapers and the "AP Stylebook", sets it open, separating it from its surrounding words by using spaces or hair spaces (U+200A) when it is being used parenthetically. The "AP Stylebook" rejects the use of the open em dash to set off introductory items in lists. Some writers, finding the em dash unappealingly long, prefer to use an open-set en dash. This "space, en dash, space" sequence is also the predominant style in German and French typography. (See En dash versus em dash below.) On a practical note, when the em dash is set closed (not surrounded by