lucmann

print(’\033[31m\u2764‘　× 29)

lucmann

find . -name '*.crx' | sed "s;\(\.\/.*\)\.crx$;mv \1.crx \1.zip;" | bash

# A simpler solution
find . -type f | xargs -I{} sh -c "mv {} {}.zip"

lucmann

alias ga="git status -s | grep '^ M' | awk '{print \$2}' | xargs git add" # dont add the new files

lucmann

sum(x for x in list(map(lambda n: 2**n * 2**n, range(13))))

lucmann

#!/usr/bin/env python

import  argparse

class LargeFileSplitter:
    def __init__(self, file, n):
        self.file = file
        self.num = n
        if file.endswith('.txt'):
            file = file[:-4]

lucmann

#!/usr/bin/env bash

PREFERRED_FONT="AR PL KaitiM GB"
CJK_MAIN_FONT=
zh_fonts_file=$(mktemp -t fonts.XXX)

# save fonts family into a temp file to avoid the trouble with spaces among font family string
fc-list :lang=zh --format "%{family[0]}\n" > $zh_fonts_file

if [[ ! -s $zh_fonts_file ]]; then

lucmann

find -name 'ARB-*.md' -printf '%P\n' | awk '{orig=$0; gsub(/-/, "_"); print "mv", orig, $0}' | bash

# notes
#
# -printf '%P\n' to strip preceding './' from find's output
# orig=$0 to save original file name
# gsub(/-/, "_") to subsititue '-' in the original file name to '_' in the target file name, it happens to '$0' in place
# print "mv", orig, $0 to generate shell command

lucmann

 echo "#include <stdio.h>\nint main() { int a = sizeof(struct {}); printf(\"a = %d\\\n\", a); }" | gcc -x c -
 # a = 0
 
  echo "#include <stdio.h>\nint main() { int a = sizeof(struct {}); printf(\"a = %d\\\n\", a); }" | gcc -x c++ -
  # <stdin>:2:36: error: types may not be defined in ‘sizeof’ expressions

lucmann

 git log -L"/^VERSION = /,/^NAME = /:Makefile" --pretty="%h" --no-patch |  
   while read revision; do git show "$revision":Makefile | 
     sed -n -e '/^VERSION = [0-9]/ { N; N; N; N; s/\n/ /g; p }' | 
       sed -e 's/VERSION = //' -e 's/ PATCHLEVEL = /./' -e 's/ SUBLEVEL = /./' -e 's/ EXTRAVERSION = *//' -e 's/NAME/ NAME/'; done

lucmann

set from="[email protected]"
set realname="Luc Ma"

# ==================== IMAP =============================
set imap_user = "[email protected]"

# git-send-email
# set imap_pass = "xxxx xxxx xxxx xxxx"