prepare to add text at beginning of file:0a|1ifind name of file being edited:fprint last 3 lines of file:$-[2|-],$pprint previous line:[-|^]{p}|{.}-{1}{p}print whole file:1,$p|g/[^|$]/pdelete this line and next:.{,|;}[{.}+{1}|.1]dprepare to replace text from here to just before next "PP":\.{,|;}/[PP|{^}\\.PP]/-{1}cfind next "1.2":/1\\.2/{p}find next 2-or-more digit number:\/\[[0|1]-9\]\[0-9\]/{p}move rest of this paragraph (separated by "PP") to end of previous one:\[.,|{.}+{1},|.1,]/[PP|{^}\\.PP]/-{1}m[??|?{^}{\\.}PP?]-{1}print every "Oxygen" or "oxygen":[g|1,$g]/\[[Oo|oO]\]xygen/[p|.p]change each "BTL" in file to "Bell Laboratories" and check:\[g|1,$g]/BTL/[s|.s]/[/|BTL/]Bell Laboratories/gpcombine every even-numbered line with the next odd-numbered line:\2,${-{1}}g/[^|$]/[j|.,{.}+{1}j|.,.1j]print next "SH" and following line:\/SH/;[{.}+{1}|.1]p|/SH/,[//|/SH/][{.}+{1}|.1]pprint from next "TS" to following "TE":/TS/;/TE/preverse order of lines in whole file:[g|1,$g]/^/[m|.m]0replace each string of x's in current line by one x:\[s|.s]/[x|\[x\]][x|\[x\]]*/x/g{p}{  (not s/x*/x/g)}change first "hte" in current line to "the" and check:[s|.s]/hte/the/pcombine previous line and this one:\[-,|^,|{.}-{1},].jgo to line after third "PP" ahead:\/[PP|{^}\\.PP]/;[//|/[PP|{^}\\.PP]/];[//|/[PP|{^}\\.PP]/]\[{+}1|+]|;[{.}+{1}|.1]{  (not ...p)}exchange current line with previous line:\[[-|^]m|{.}-{1}m].|{.}m[[--|^^]|{.}-2]move everything from here through "stop." to end of file:\.,/stop\\./m$current line has 2 fields separated by 1 blank; exchange them:\[s|.s]/[\\|^\\]([.|\[^ \]]*\\) \\([.|\[^ \]]*\\)[/|$/]\\2 \\1/{p}insert a "0" after last "0" on current line:\[s|.s]/[.*0/&0|^.*0/&0|0\\(\[^0\]*\\)$/[0&|00\1]|0\[^0\]*$/0&\|\[^0\]*$/0&]/{p}replace "a*b" by "a**b":s/[a\\*b|a[*]b]/a**b/{p}|\s/\\*/**/pattach the word "extra" to the end of the current line:\[s|.s]/$/{ }extra/{p}replace "ATT" in current line by "AT&T":\[s|.s]/ATT/AT\\&T/{g}{p}double the length of the current line by repetition:\[s|.s]/[.*|.|^.*$]/&&/{p}look for another line containing what you just looked for://find the previous line that contains a capital letter:?\[A-Z\]?{p}delete the next line that contains only capital letters:\/^\[A-Z\]*$/d|/^\[A-Z\]\[A-Z\]*$/dplace a copy of current line at the end of the file:\t$|.{,.}t$find how many lines there are:=|$=find the number of the current line:.=delete the first 3 lines of the file:1,3ddelete every line that doesn't begin with "A":\[v|1,$v]/^A/d{  (not g/^\[^A\]/d)}delete every empty line from here through next "LP":\.,/[LP|{{^}\\.}LP]/g/^$/dprint the line after each "AU":\[g|1,$g]/[AU|{^}\\.AU]/[{.}+{1}|.1]{p}delete everything after "proud" from current line:\[s|.s]/proud.*/proud/{p}delete part of current line from "alpha" through "omega":\[s|.s]/alpha.*omega//{p}save everything up through current line in file "prefix":1,.w prefixprepare to add text at end of file:$aappend the contents of file "suffix" to this file:$r suffixgo back 10 lines:{.}-10{p}|----------change every "01" in current line to "1":[s|.s]/01/1/g{p}go to next line that contains a double capital letter:\/\\(\[A-Z\]\\)\\1/{p}place parens () around current line:\[s|.s]/[.*|^.*$]/(&)/{p}the current line is too long for your terminal; print it to fit:\l|.lput the work you've done back in the original file:wappend the whole file to the file "unfinished":\[W|1,$W] unfinishedinsert "\\&" at beginning of current line:\[s|.s]/^/\\\\\\&/{p}list your current directory:!lsstop work on current file and shift to file "other":e other