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--- mywiki:linux:linuxadmin [2015/03/25 20:37] – shaoguoh
+++ mywiki:linux:linuxadmin [2019/09/15 18:55] (current) – external edit 127.0.0.1
@@ Line 1: / Line 1: @@
 Linux Admin
-| Reference | [[http://www.er.uqam.ca/nobel/r10735/unixcomm.html|Useful Linux Commands]] |
+| Reference | [[http://www.er.uqam.ca/nobel/r10735/unixcomm.html|Useful Linux Commands]] | [[SSH]] |
 ====== Schedule routine with crone ======
@@ Line 25: / Line 25: @@
 ====== how to know current shell ======
-    echo $0 - will print the program name... which in the case of shell is the actual shell
+  * echo $0 - will print the program name... which in the case of shell is the actual shell
-    ps -ef | grep $$ | grep -v grep - will look for current process ID in the list of running processes. Current process being shell, it will include shell. This is not 100% reliable
+  * ps -ef | grep $$ | grep -v grep - will look for current process ID in the list of running processes. Current process being shell, it will include shell. This is not 100% reliable
-    echo $SHELL The path to the current shell is in SHELL variable for any shell. it seems not reliable ??
+  * echo $SHELL The path to the current shell is in SHELL variable for any shell. it seems not reliable ??
-====== Add User to groups ======
-For example, add user jerry to groups ftp, www_data:
-useradd -G ftp,www_data jerry
 ====== Shorthand at the Command Prompt ======