# Mirror a website with wget to a depth of 3 hyperlinks
  wget -r -l2 http://www.geocities.com/matth3wbishop/

# A pipe-line to take a plain text file, format it as a single list
# of unique, alphabetically sorted words, and to translate each of those
# words using a unix/ linux / debian program called i2e.sh
# The -e switch of i2e specifies that only exact matches should
# be used. Otherwise the word 'a' will return hundreds of matches.
for w in $(cat tutor-phrase-help.txt | tr '[A-Z]' '[a-z]' | sed 's/[^a-z]/ /g' | tr ' ' '\n' | sed '/^ *$/d' | sort | uniq); do i2e.sh -e $w; done | sed "/^ *$/d" | more

# A pipe to do something once for each line of a particular file
# Alternatively you could use xargs, but I have difficuly getting 
# xargs to do what I want it to do.
for w in $(cat temp2); do i2e.sh -e $w; done | more

# A command line to emulate the 'for' loop in programming languages
for i in $(seq 7); do echo hello; done

# Summarize disk usage for the current directory. That is, do not
# display disk usage statistics for each sub-directory.
du -s .

# The command line below takes an example sentence and turns it into
# a word-for-word translation in spanish using the i2e program
# It prints the original phrase and its translation of the following
# line. Words which are not in the dictionary are rendered as
# [???]
s="hello how are you"; echo $s;  for v in $(echo $s); do  i2e.sh -e $v | sed "/^ *$/d" | head -1 | sed "s/not found in.*/[???]/gi" | sed "s/^[^:]*://" | tr '\n' ' '; done; echo ""

#-- This command is similar to the above but does the translation process
#-- for each line in a named file, in this case the file is called
#--   tutor-phrase-help.txt.
for line in $(cat tutor-phrase-help.txt | tr ' ' '#'); do s=$(echo $line | tr '#' ' '); echo $s;  for v in $(echo $s); do  i2e.sh -e $v | sed "/^ *$/d" | head -1 | sed "s/not found in.*/[???]/gi" | sed "s/^[^:]*://" | tr '\n' ' '; done; echo ""; done | more

#-- Slightly improved display layout but becoming quite slow
for line in $(cat tutor-phrase-help.txt | sed "/^[^a-zA-Z]*$/d" | tr ' ' '#'); do s=$(echo $line | tr '#' ' '); echo $s;  for v in $(echo $s | tr '[A-Z]' '[a-z]' | sed "s/[^a-z]/ /g"); do  printf '('; i2e.sh -e $v | sed "/^ *$/d"  | sed "s/not found in.*/[???]/gi" | sed "s/^[^:]*://" | sed 's/A (abrev\. de amperio)/uno/i' | sed "s/^ *//g" | sed "s/ *$//g"  | tr '\n' '|'; printf ') ';  done; echo ""; echo "+++++++++";  done | sed 's/[|][)]/)/g' | more

#-- A slightly improved version of the same. This is beginning to become
#-- slow for the shell to process. This version displays only one
#-- equivalent word for each english word.
 for line in $(cat tutor-phrase-help.txt | sed "/^[^a-zA-Z]*$/d" | tr ' ' '#'); do s=$(echo $line | tr '#' ' '); echo $s;  for v in $(echo $s | tr '[A-Z]' '[a-z]' | sed "s/[^a-z]/ /g"); do  i2e.sh -e $v | sed "/^ *$/d" | head -1 | sed "s/not found in.*/[???]/gi" | sed "s/^[^:]*://" | sed 's/A (abrev\. de amperio)/uno/i'  | tr '\n' ' '; done; echo ""; echo "+++++++++";  done | more

#-- This version of the translator displays every alternative meaning
#-- for the target english word and encloses the sets of meanings in
#-- triangle brackets. The display format is really not very clear
for line in $(cat tutor-phrase-help.txt | sed "/^[^a-zA-Z]*$/d" | tr ' ' '#'); do s=$(echo $line | tr '#' ' '); echo $s;  for v in $(echo $s | tr '[A-Z]' '[a-z]' | sed "s/[^a-z]/ /g"); do  printf '['; i2e.sh -e $v | sed "/^ *$/d" | sed "s/not found in.*/[???]/gi" | sed "s/^[^:]*://" | sed 's/A (abrev\. de amperio)/uno/i'  | tr '\n' ','; printf '] ';  done; echo ""; echo "+++++++++";  done | more

#-- This is a much better layout format, displaying one alternative for
#-- a give english word, assuming that the alternative is available,
#-- and displaying the alternative on a different line.
for line in $(cat tutor-phrase-help.txt | sed "/^[^a-zA-Z]*$/d" | tr ' ' '#'); do s=$(echo $line | tr '#' ' '); echo $s;  for v in $(echo $s | tr '[A-Z]' '[a-z]' | sed "s/[^a-z]/ /g"); do  i2e.sh -e $v | sed "/^ *$/d"  | head -1 | sed "s/not found in.*/[???]/gi" | sed "s/^[^:]*://" | sed 's/A (abrev\. de amperio)/uno/i' | sed "s/^ *//g" | sed "s/ *$//g"  | tr '\n' ' ';  done; echo "";  for v in $(echo $s | tr '[A-Z]' '[a-z]' | sed "s/[^a-z]/ /g"); do  i2e.sh -e $v | sed "/^ *$/d"  | head -2 | tail -1 | sed "s/not found in.*/[???]/gi" | sed "s/^[^:]*://" | sed 's/A (abrev\. de amperio)/uno/i' | sed "s/^ *//g" | sed "s/ *$//g"  | tr '\n' ' ';  done; echo ""; echo "==============================";  done | more

#-- A pipe to set up an alias (short command) to print out the current
#-- date and time in Barcelona, Spain
alias thetime='lynx --dump www.timeanddate.com/worldclock/city.html?n=31 | grep -A4 "Barcelona, Spain"'

#-- Sets up an alias to print a description of programs (normally executable)
#-- which a contained in the various bin directories of the linux system
#-- This gives you a very approximate idea of what commands are available
#-- on the current computer system. (use the whatis -r switch instead)
alias desc='for i in $(locate /bin/); do whatis $(basename $i); done | grep -v "nothing appropriate"'

#-- A better version is something like
whatis -r '.*'

#-- Here is a script version of the translator command line above.
#--
Ella_Associates:~/mjb# cat tradoos.sh
 #-- A script to provide what is called a "gist" translation of a text file
 #-- It is called tradoos because apparently there is some translating
 #-- software called 'trados'

 for line in $(cat $1 | sed "/^[^a-zA-Z]*$/d" | tr ' ' '#')
 do
   s=$(echo $line | tr '#' ' ')
   echo $s
   #-- process each word in the line, reducing to lower case
   #-- and removing puntuation
   for v in $(echo $s | tr '[A-Z]' '[a-z]' | sed "s/[^a-z]/ /g")
   do
     i2e.sh -e $v | sed "/^ *$/d"  \
       | head -1 | sed "s/not found in.*/[???]/gi"  \
       | sed "s/^[^:]*://" \
       | sed 's/A (abrev\. de amperio)/uno/i'  \
       | tr '\n' ' '
   done
   echo ""
   echo "+++++++++"
 done

#-- Another idea for the translator would be to produce 
#-- html layout with select boxes containing alternate 
#-- translations of a particular word
#-- Also, by removing the s, er, ed, ing suffixes is would
#-- be possible to match more words.
#-- This is quite slow, approximately 3 lines per second. It 
#-- may be possible to speed up the script using the sed -e switch
#-- instead of using pipes.

Ella_Associates:~/mjb# cat tradoos2.sh
 for line in $(cat tutor-phrase-help.txt | sed "/^[^a-zA-Z]*$/d" | tr ' ' '#');
 do
   s=$(echo $line | tr '#' ' ');
   echo $s;
   for v in $(echo $s | tr '[A-Z]' '[a-z]' | sed "s/[^a-z]/ /g");
   do
     i2e.sh -e $v | sed "/^ *$/d"  \
       | head -1 | sed "s/not found in.*/[???]/gi" \
       | sed "s/^[^:]*://" | sed 's/A (abrev\. de amperio)/uno/i' \
       | sed "s/^ *//g" | sed "s/ *$//g"  \
       | tr '\n' '|';
   done;

   echo "";
   for v in $(echo $s | tr '[A-Z]' '[a-z]' | sed "s/[^a-z]/ /g");
   do
     i2e.sh -e $v | sed "/^ *$/d"  \
       | head -2 | tail -1 | sed "s/not found in.*/[???]/gi" \
       | sed "s/^[^:]*://" | sed 's/A (abrev\. de amperio)/uno/i' \
       | sed "s/^ *//g" | sed "s/ *$//g"  \
       | tr '\n' '|';
   done;

   echo "";
   for v in $(echo $s | tr '[A-Z]' '[a-z]' | sed "s/[^a-z]/ /g");
   do
     i2e.sh -e $v | sed "/^ *$/d"  | head -3 | tail -1 \
       | sed "s/not found in.*/[???]/gi" \
       | sed "s/^[^:]*://" | sed 's/A (abrev\. de amperio)/uno/i' \
       | sed "s/^ *//g" | sed "s/ *$//g"  \
       | tr '\n' '|' ;
   done;

   echo "";
   echo "==============================";
 done


#-- Take a text file containing a mailing address list and reformat it
#-- as one email address per line, only Hotmail address and with no
#-- 'nick-names' in front of the email addresses.
D:\mjb>cat grapevine-mail.txt | tr "," "\n" | sed -e "s/^[^<]*<//gi" -e "s/^ *//gi" -e "s/> *$//gi
" | grep "hotmail.com" > grapehot.txt

#-- to format the sedfaq.html for htmldoc to turn to pdf
cat sedfaq.html | \
 sed "/^CONTENTS:/,/^<HR width=\"100%\">/d" | \
 sed "/^[0-9]\. /s/.*/<h2>&<\/h2>/g" | \
 sed "/^[0-9]\.[0-9]\. /s/.*/<h3>&<\/h3>/g" | \
 sed "s/ \{2\}/\&nbsp;\&nbsp;/g" | \
 sed "/^ *<h[23]>/!s/^/<br>/g" | \
 sed "1,/<body/s/<br>\(\&nbsp;\)*//g" | less


DIDO# cat sedfaq.html | \
 sed "/^CONTENTS:/,/^<HR width=\"100%\">/d" | \
 sed "/^[0-9]\. /s/.*/<h2>&<\/h2>/g" | \
 sed "/^[0-9]\.[0-9]\. /s/.*/<h3>&<\/h3>/g" | \
 sed "s/ \{2\}/\&nbsp;\&nbsp;/g" | \
 sed "/^ *<h[23]>/!s/^/<br>/g" | \
 sed "1,/<body/s/<br>\(\&nbsp;\)*//g" | \
 sed "/<h2>1\. /s/^/<h1>The Seq FAQ<\/h1>/g" > sedfaq-new.html

#-- A pipe to add extra 'unique' lines to a file
DIDO# 
l=$(cat librarymenu.old.txt | sed -n "/All\-Time/p"); for i in $(seq 300); do echo $l | sed "s/^/$i/g" ; done >> Librarymenu.txt