Ctrl-u remove entire value Backspace delete previous character Delete delete next character Home move cursor to first character of value End move cursor to last character of value
Some numeric entry fields, only accept numbers as input. Sometimes they even only allow numbers between certain boundaries. Numeric entry fields have two buttons beside them with an up and a down arrow. Clicking on these will increment or decrement the value in the numeric entry. Clicking on these while holding the 'Control' key down will change hte value faster.
To the right of an entry field, there can be button with a pointing down arrow on it. Clicking on this brings up a menu with the defaults for this entry.