Wednesday, September 22, 2010

Sunday, March 28, 2010

GraveStone Pattern Watch

3/25/10 大盤出現 Gravestone Doji 的信號, 一般認為這是一個反轉信號; 但在Bulkowski 研究中, 這個形態準確率大概在51%, 等於是隨機;
但是還是要觀察下星期一`二的走勢 以決定往後的走勢及作為; 目前的趨勢仍是往上

Monday, January 18, 2010

Market News --

A123 provides battery packs for fisker (AONE; From: WSJ)
New Navy fleet LCS for near coast build (GD, NOC,LMT; From WSJ)

UNIX Command

sort disk usage:
$ du -akd / sort -nr moreor
$ du -akd / sort -nr > /tmp/du.out

uptime
uname -a
getconf -a
top
du
man man
xhost +
xman
touch (creat an empty file; touch newfile1; same as cat /dev/null > newfiles1 )

dmesg
quota -v rwu (check quota)

compress file(s)

tar -cvf file1.tar file1
compress -v file1.tar (---> file1.tar.Z)
(or use gzip file1.tar)

Unpack file
uncompress file1.tar.Z
(or use gunzip file1.tar)
tar -tvf file1.tar
(tar -xvf files.tar)

gunzip file.tgz

grep sram_sp_32kx8 `find . -name "*.v"`
find . -name "*.v"

remove file/directory begin with "-":
> ls
> -foo -abc

rm -- -foo
rm -r -- -abc

echo $OSTYPE

search command history
history grep command_name
eg. history grep source