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# Create a new directory and enter it
function mkd( ) {
mkdir -p " $@ " && cd " $@ "
}
# Get gzipped file size
function gz( ) {
echo "Original size (bytes): "
cat " $1 " | wc -c
echo "Gzipped size (bytes): "
gzip -c " $1 " | wc -c
}
# Test if HTTP compression (RFC 2616 + SDCH) is enabled for a given URL.
# Send a fake UA string for sites that sniff it instead of using the Accept-Encoding header. (Looking at you, ajax.googleapis.com!)
function httpcompression( ) {
encoding = " $( curl -LIs -H 'User-Agent: Mozilla/5 Gecko' -H 'Accept-Encoding: gzip,deflate,compress,sdch' " $1 " | grep '^Content-Encoding:' ) " && echo " $1 is encoded using ${ encoding #* } " || echo " $1 is not using any encoding "
}
# Escape UTF-8 characters into their 3-byte format
function escape( ) {
printf "\\\x%s" $( printf " $@ " | xxd -p -c1 -u)
echo # newline
}
# Decode \x{ABCD}-style Unicode escape sequences
function unidecode( ) {
perl -e " binmode(STDOUT, ':utf8'); print \" $@ \" "
echo # newline
}
# Get a character’ s Unicode code point
function codepoint( ) {
perl -e " use utf8; print sprintf('U+%04X', ord(\" $@ \")) "
echo # newline
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}
# Extract archives of various types
function extract( ) {
if [ -f $1 ] ; then
local dir_name = ${ 1 %.* } # Filename without extension
case $1 in
*.tar.bz2) tar xjf $1 ; ;
*.tar.gz) tar xzf $1 ; ;
*.tar.xz) tar Jxvf $1 ; ;
*.tar) tar xf $1 ; ;
*.tbz2) tar xjf $1 ; ;
*.tgz) tar xzf $1 ; ;
*.bz2) bunzip2 $1 ; ;
*.rar) unrar x $1 ; ;
*.gz) gunzip $1 ; ;
*.zip) unzip -d$dir_name $1 ; ;
*.Z) uncompress $1 ; ;
*) echo " ' $1 ' cannot be extracted via extract() " ; ;
esac
else
echo " ' $1 ' is not a valid file "
fi
}
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# Print nyan cat
# https://github.com/steckel/Git-Nyan-Graph/blob/master/nyan.sh
# If you want big animated version: `telnet miku.acm.uiuc.edu`
function nyan( ) {
e = '\033'
RESET = " $e [0m "
BOLD = " $e [1m "
CYAN = " $e [0;96m "
RED = " $e [0;91m "
YELLOW = " $e [0;93m "
GREEN = " $e [0;92m "
echo
echo -en $RED '-_-_-_-_-_-_-_'
echo -e $RESET $BOLD ',------,' $RESET
echo -en $YELLOW '_-_-_-_-_-_-_-'
echo -e $RESET $BOLD '| /\_/\\' $RESET
echo -en $GREEN '-_-_-_-_-_-_-'
echo -e $RESET $BOLD '~|__( ^ .^)' $RESET
echo -en $CYAN '-_-_-_-_-_-_-'
echo -e $RESET $BOLD '"" ""' $RESET
echo
}