Sometimes, through accidentally hitting the wrong short cut keys, I have accidentally changed the format of my paragraph from LTR to RTL.
LTR is Left to Right, and this post is an example of LTR – I write, and you read it, from left to right.
Arabic for example, is written from Right to Left and so a shortcut is very convenient for people to be able to change the way they are writing within an app.
Click within the text area, and then press COMMAND+SHIFT+X. To toggle between the two states, you just press COMMAND+ SHIFT+X.
This is not to be mistaken for Right Align!