To replace an .. with space in Emacs.

<p id='intelliTxt'> many programmers love Emacs, maintained a powerful text editor for the former by the developers of open-source GNU project. ... .The course is really difficult to get to other text editors comparison, praise Emacs user's short commands to enable the rapid and efficient operation susceptible, such as replacing tabs with spaces only. A few keystrokes difficulty </ p> .;. .. <h2 Moderately easy .class = "Heading1a Souligné-tête"> instructions <ol id='intelliTxt'> <li id="jsArticleStep1"> <p> 1 Open the file in .Emacs. ... .Press "Ctrl-x" (for additional orders) and "Ctrl F" to "Find .." Enter the name of the file you want to open. ... .Press the Tab key after typing a few letters to try Emacs, the file can be found for you. ... .For example, to open the file "file.txt", type Ctrl-x Ctrl-f "," fi "and" Tab "to Emacs autocomplete the file name. .. </ P> <li .id = "jsArticleStep2"> <p> 2 Select Replace the zone file for the tabs with spaces. ... .Go to the top of the file by pressing "Alt <.." press "Ctrl-Space" to show. ... .Press the "Alt> go to the end of the file. ... .Press "Ctrl-Space" to stop highlighting. .. </ P> <li id="jsArticleStep3"> 3 <p> Press "Alt-x" and type the word "tabs from .." Press "Enter". ... .All the tabs in the document will be replaced by the number of fields to your "Tab width" setting. .. </ P> ...