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1221. Examples of setting vi options temporarily
. To set the wrapmargin: :set wm=5 . This sets the wrapmargin to five characters. In insert mode, text will automatically wrap to a new line when the cursor is five characters from the right edge of the screen. To display line numbers: :set number . This causes vi to display a line number (starting at 1) at the start of every line of text .
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Ссылки http://comet.sai.msu.ru/UNIXhelp/examples/vi5.html -- 2.1 Кб -- 17.01.1997
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1222. Examples of setting vi options permanently
To set a number of options place the set commands in the file .exrc . set ic set number set sh=/usr/local/bin/Tcsh set wm=5 . This sets vi to: . ignore the case of characters in searches . display line numbers . use the TC shell to execute UNIX commands . ... Options can also be set using the environment variable EXINIT. setenv EXINIT 'set ic number sh=/usr/local/bin/Tcsh wm=5' . For the C and TC shell user, this sets the same options as in the example above. ...
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Ссылки http://comet.sai.msu.ru/UNIXhelp/examples/vi6.html -- 2.5 Кб -- 17.01.1997
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1223. Examples of using wildcard characters
To match any number of characters in a filename: ls *.txt . This lists all the files in the current directory that have the extension .txt - so Help.txt as well as nonsense.txt would be listed. To match any single character in a filename: cat memo? > mymemos . ... This removes files part1 , part2 and part3 from the current directory. If no files are found that match these names the message No match . ... To look for an expression in a file: grep '[Jj]ohn' < addresses . ...
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Ссылки http://comet.sai.msu.ru/UNIXhelp/examples/wildcards.html -- 2.9 Кб -- 17.01.1997
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1224. Installing UNIXhelp locally
UNIXhelp is available for anybody to use on the World Wide Web . However if you are based outside Edinburgh, you may find each page slow to load across the network. We would recommend installing a copy at your local site. ... The main distribution site appears below but there may be an mirror of the distribution closer to you. ... Contact the UNIXhelp maintainer if you can help. The Copyright for the UNIXhelp deliverables rests with the Computing Services of the University of Edinburgh. ...
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Ссылки http://comet.sai.msu.ru/UNIXhelp/get_source.html -- 3.2 Кб -- 17.01.1997
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1225. UNIXhelp Glossary - "B"
... a file that contains codes which are not part of the ASCII character set . ... Recipients cannot see who else has received the message: hence the term "blind". this term derives from `bootstrap loader', a short program that was read in from cards or paper tape, or toggled in from the front panel switches. ... a temporary area of memory which data can be read from and written to. a unit of memory or data consisting of 8 bits which is used to represent one character. ...
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Ссылки http://comet.sai.msu.ru/UNIXhelp/glossary/gb.html -- 3.8 Кб -- 17.01.1997
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1226. UNIXhelp Glossary - "C"
. [ A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z ] . a copy of a message which all persons on the Cc: list receive. Recipients of the message can see who else it has been circulated to. a logic chip that executes instructions passed to it. the directory you are currently "in". Its value is displayed with the pwd command. It is synonymous with the term current working directory.
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Ссылки http://comet.sai.msu.ru/UNIXhelp/glossary/gc.html -- 2.6 Кб -- 17.01.1997
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1227. UNIXhelp Glossary - "D"
... A UNIX system has a lot of daemons. a database is the name given to the combination of a program that can manipulate data, together with the data that it acts upon. a record is a set of data about a person or item. Name, telephone number and postcode is an example of such a set. a field is one part of that record; the postcode for example. a delimiter character separates each field from the field preceding it and the field that follows it. ...
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Ссылки http://comet.sai.msu.ru/UNIXhelp/glossary/gd.html -- 3.3 Кб -- 17.01.1997
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1228. UNIXhelp Glossary - "E"
. [ A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z ] . a variable that defines an aspect of your working environment such as your home directory, editor or printer. These variables are set during the login procedure.
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Ссылки http://comet.sai.msu.ru/UNIXhelp/glossary/ge.html -- 2.2 Кб -- 17.01.1997
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1229. Searching: Tip...
. Type ^G to cancel a search or replace dialogue.
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Ссылки http://comet.sai.msu.ru/UNIXhelp/emacs/cancel_tip.html -- 1.6 Кб -- 17.01.1997
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1230. Move along a line
To... Do this... Move cursor to next character ^F Move cursor to previous character ^B Move cursor to next word M-F Move cursor to previous word M-B Move cursor to start of line ^A Move cursor to end of line ^E .
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Ссылки http://comet.sai.msu.ru/UNIXhelp/emacs/ue_along.html -- 2.0 Кб -- 17.01.1997
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1231. Moving between lines
To... Do this... Move cursor to next line ^N Move cursor to previous line ^P .
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Ссылки http://comet.sai.msu.ru/UNIXhelp/emacs/ue_between.html -- 1.8 Кб -- 17.01.1997
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1232. Creating a new file
. To create a new file you first need to choose a name for it. It is best to give it a name which is meaningful to you, for example, if you are writing a letter call the file letter . You can create a new file in two ways: . using a filename . without using a filename .
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Ссылки http://comet.sai.msu.ru/UNIXhelp/emacs/ue_create.html -- 1.9 Кб -- 17.01.1997
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1233. To define the 'region'
. 1. Move the cursor to the start of the text block you want to define. 2. Type M-space (the META character followed by a space). This sets a 'mark' at the start of the 'region'. 3. Move the cursor to the end of the text block you want to define as the 'region'. This sets the 'point' at the end of the 'region'. You do not have to type anything to set this 'point', the 'point' is the location of the cursor.
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Ссылки http://comet.sai.msu.ru/UNIXhelp/emacs/ue_def_region.html -- 2.1 Кб -- 17.01.1997
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1234. Deleting text
To... Do this.. Delete the character to Press the DELETE key. the left of the cursor. Delete the character under ^D the cursor. Delete from cursor to the M-D end of a word. Delete from cursor to the M-^H start of a word. Delete from cursor to the ^K end of a line. Delete an entire line. ^A^K Undelete (yank back) a ^Y word or line.
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Ссылки http://comet.sai.msu.ru/UNIXhelp/emacs/ue_delete.html -- 2.1 Кб -- 17.01.1997
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1235. Entering text
. When you start MicroEMACS, the cursor will be at the top left hand corner of your terminal screen. Any text you now type at your keyboard will be placed before this cursor. This means the cursor will move to the right each time you type in a character. When you are typing in text and you reach the end of the line, the cursor will move to the start of the next line of your screen. This is known as 'word wrap'.
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Ссылки http://comet.sai.msu.ru/UNIXhelp/emacs/ue_enter.html -- 2.0 Кб -- 17.01.1997
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1236. Leaving a file without saving changes
. It is very useful to be able to abandon a file without saving any of the changes you have made since the last time you saved it. To do this type ^X^C . This asks if you want to leave without saving the changes, to which you should reply Y .
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Ссылки http://comet.sai.msu.ru/UNIXhelp/emacs/ue_lv_nosave.html -- 1.9 Кб -- 17.01.1997
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1237. Moving, Copying and Deleting blocks of text
. A block of text is referred to in MicroEMACS as a 'region'. It is defined by the position of a special 'mark' at one end, and by the cursor (referred to as the 'point') at the other. This section explains how you can: . Move a block of text . Copy a block of text . Delete a block of text . Did You Know? .
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Ссылки http://comet.sai.msu.ru/UNIXhelp/emacs/ue_mving.html -- 2.1 Кб -- 17.01.1997
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1238. Moving a block of text
Moving text amounts to picking up words and placing them in a new position. To move a block of text do the following: . ... Define the 'region' . ... Type ^W to 'wipe' the 'region'. ... Move the cursor to the place where you want the text to go. ... Type ^Y to 'yank' the text. A copy of the text moves from the 'kill buffer' and appears in its new location. The text remains in this buffer until it is replaced by something else or until you finish using MicroEMACS. ...
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Ссылки http://comet.sai.msu.ru/UNIXhelp/emacs/ue_mving_block.html -- 2.3 Кб -- 17.01.1997
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1239. Opening an existing file
. You may want to open an existing file to change its contents. To do this type: ue filename . So to open the file called letter you would type: ue letter . Tip ...
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Ссылки http://comet.sai.msu.ru/UNIXhelp/emacs/ue_opening.html -- 1.9 Кб -- 17.01.1997
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1240. Moving over the file
To... Do this... Move cursor to the top of the file M-< Move to the bottom of the file M-> .
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Ссылки http://comet.sai.msu.ru/UNIXhelp/emacs/ue_over.html -- 1.8 Кб -- 17.01.1997
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