重導向
shell 特殊變量Shell $0, $#, $*, $@, $?, $$
grep
-a
-ir 'filestring' path //找程式碼
-ir 'filestring' path //找程式碼
awk
sed
pipe( | )
column -t
正規表示式
for all intf; do
done
查縮寫somthing + abbr
FSM
fopen
fclose
stdin
stdout
stderr
dup
dup2
*** X window
blocking - non-blocking
80 20 法則
chmod u+x 2 1 0
u user 2 2 2 轉制
o other ___________
g group 4 2 1 4 = 100 2 = 010 1 = 001
1 0 0
0 1 0
0 0 1 (+
____________
1 1 1 7(D)
r w x
vitualBox
import
export
clone
snapashot
start
stop
list
網路位置
nat bride
md5
W7 account :U1 pwd 1
getopt
short option
long option
Positional Paramerters
browser render渲染
smarty
systemd
linux signal
Ajax
讀寫LOCK
json, xml
bootstrap
PHP
construtor destructor
http cookie session
JS
VAR
匿名函數
jQuery
git sub module
linux
/proc - kernel與usespace 之間的溝通
/sys
log
/var/log/storge
/cluster
/vdesk
iframe
callback
daemons
/etc/network/if-up.d
php shell-exec
thread-safe VS reentrant
string concatenation == strcat
cd /etc/apt/
shc encrypt
callback
daemons
/etc/network/if-up.d
php shell-exec
thread-safe VS reentrant
string concatenation == strcat
cd /etc/apt/
shc encrypt
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