onceupon
							
						 
					 | 
					
						
						
							
						
						d9742d8586
					 | 
					
						
						
							
							Update README.md
						
						
						
						
						
						
					 | 
					
						2017-11-24 16:50:22 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						7d377a534b
					 | 
					
						
						
							
							Update README.md
						
						
						
						
						
						
					 | 
					
						2017-11-23 10:44:19 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						400b96d4d8
					 | 
					
						
						
							
							Update README.md
						
						
						
						
						
						
					 | 
					
						2017-11-23 10:43:28 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						5c8c194814
					 | 
					
						
						
							
							Update README.md
						
						
						
						
						
						
					 | 
					
						2017-11-23 10:43:12 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						a9a0195a85
					 | 
					
						
						
							
							Update README.md
						
						
						
						
						
						
					 | 
					
						2017-11-23 10:42:50 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						4c4c880a75
					 | 
					
						
						
							
							add other: wait
						
						
						
						
						
						
						
						wait for a pid (job) to complete 
						
						
					 | 
					
						2017-11-23 10:40:30 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						b5f01625ac
					 | 
					
						
						
							
							add system
						
						
						
						
						
						
						
						remove unnecessary files to clean your server 
						
						
					 | 
					
						2017-11-14 15:44:15 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						42df407113
					 | 
					
						
						
							
							add grep only integers
						
						
						
						
						
						
					 | 
					
						2017-11-01 17:59:03 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						4dfbacff7b
					 | 
					
						
						
							
							add ntp
						
						
						
						
						
						
					 | 
					
						2017-10-31 10:15:07 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						2461aa5048
					 | 
					
						
						
							
							add variable replacement
						
						
						
						
						
						
					 | 
					
						2017-10-27 11:13:54 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						4b1d481eb8
					 | 
					
						
						
							
							add system and while
						
						
						
						
						
						
						
						While loop, keep checking a running process (e.g. perl) and start another new process (e.g. python) immetiately after it.
get pid 
						
						
					 | 
					
						2017-10-26 18:29:14 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						1dece9ec82
					 | 
					
						
						
							
							Grep variables with space within it
						
						
						
						
						
						
						
						Grep variables with space within it 
						
						
					 | 
					
						2017-10-26 16:20:59 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						afc0010830
					 | 
					
						
						
							
							edit remove lines with string
						
						
						
						
						
						
						
						add case insensitive 
						
						
					 | 
					
						2017-10-26 16:14:20 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						646caf4def
					 | 
					
						
						
							
							edit increment
						
						
						
						
						
						
					 | 
					
						2017-10-26 12:01:20 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						2226834210
					 | 
					
						
						
							
							add loop
						
						
						
						
						
						
						
						if else Test if file exist 
						
						
					 | 
					
						2017-10-25 17:59:22 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						81b3375b2f
					 | 
					
						
						
							
							Update README.md
						
						
						
						
						
						
					 | 
					
						2017-10-25 14:44:16 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						41f898aa95
					 | 
					
						
						
							
							add loop
						
						
						
						
						
						
						
						for loop, print a file line by line 
						
						
					 | 
					
						2017-10-25 14:43:51 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						945fce1dd6
					 | 
					
						
						
							
							add system
						
						
						
						
						
						
						
						##### change network maximum transmission unit (mtu) (e.g. change to 9000) 
						
						
					 | 
					
						2017-10-25 11:21:15 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						00dc05870e
					 | 
					
						
						
							
							add tmux and screen detach
						
						
						
						
						
						
					 | 
					
						2017-10-24 13:46:22 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						5bd56e6440
					 | 
					
						
						
							
							add system
						
						
						
						
						
						
						
						using telnet to test open ports 
						
						
					 | 
					
						2017-10-19 14:48:57 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						52c0337911
					 | 
					
						
						
							
							add others
						
						
						
						
						
						
						
						pass password to ssh 
						
						
					 | 
					
						2017-10-19 13:38:40 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						6b7d0d3edb
					 | 
					
						
						
							
							add grep and xargs
						
						
						
						
						
						
					 | 
					
						2017-10-11 15:49:28 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						b7b1a844ff
					 | 
					
						
						
							
							Update README.md
						
						
						
						
						
						
					 | 
					
						2017-10-11 11:02:21 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						f809db9df4
					 | 
					
						
						
							
							add system
						
						
						
						
						
						
						
						list hardware details 
						
						
					 | 
					
						2017-10-06 15:48:47 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						dc9cd819f6
					 | 
					
						
						
							
							edit mail
						
						
						
						
						
						
					 | 
					
						2017-10-05 11:20:22 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						07f29055e9
					 | 
					
						
						
							
							add others
						
						
						
						
						
						
						
						cut the last column 
						
						
					 | 
					
						2017-10-02 12:06:47 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						9ff923bd6c
					 | 
					
						
						
							
							add others
						
						
						
						
						
						
						
						add line number (nl) 
						
						
					 | 
					
						2017-10-02 12:05:33 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						e43853e465
					 | 
					
						
						
							
							add sed
						
						
						
						
						
						
						
						remove lines 
						
						
					 | 
					
						2017-10-02 10:38:44 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						55e4c097c7
					 | 
					
						
						
							
							add sed
						
						
						
						
						
						
					 | 
					
						2017-09-28 18:10:55 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						0947dbc550
					 | 
					
						
						
							
							Update README.md
						
						
						
						
						
						
					 | 
					
						2017-09-28 13:40:02 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						5e1c830b2e
					 | 
					
						
						
							
							Update README.md
						
						
						
						
						
						
					 | 
					
						2017-09-28 13:39:33 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						1d98000d06
					 | 
					
						
						
							
							Update README.md
						
						
						
						
						
						
					 | 
					
						2017-09-28 13:37:46 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						b932ec378e
					 | 
					
						
						
							
							Update README.md
						
						
						
						
						
						
					 | 
					
						2017-09-28 13:36:01 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						c704f484a2
					 | 
					
						
						
							
							add screen and tmux
						
						
						
						
						
						
					 | 
					
						2017-09-28 13:34:16 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						b8350d6d62
					 | 
					
						
						
							
							Update README.md
						
						
						
						
						
						
					 | 
					
						2017-09-28 13:30:05 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						25c010a353
					 | 
					
						
						
							
							add others
						
						
						
						
						
						
						
						sql-like q,screen, tmux 
						
						
					 | 
					
						2017-09-28 13:28:23 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						63e19c2d10
					 | 
					
						
						
							
							Update README.md
						
						
						
						
						
						
					 | 
					
						2017-09-26 09:16:16 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						f3b131f90f
					 | 
					
						
						
							
							add loop and others
						
						
						
						
						
						
						
						Press any key to continue 
						
						
					 | 
					
						2017-09-26 09:12:22 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						65e9439a8f
					 | 
					
						
						
							
							add system
						
						
						
						
						
						
						
						when sound not working 
						
						
					 | 
					
						2017-09-20 15:33:16 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						63201adc86
					 | 
					
						
						
							
							add system
						
						
						
						
						
						
						
						Check which file make the device busy on umount 
						
						
					 | 
					
						2017-09-15 11:20:26 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						821380ddc3
					 | 
					
						
						
							
							Update README.md
						
						
						
						
						
						
					 | 
					
						2017-09-15 11:07:16 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						2e0006ed3f
					 | 
					
						
						
							
							Update README.md
						
						
						
						
						
						
					 | 
					
						2017-09-15 10:55:22 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						b754d30235
					 | 
					
						
						
							
							Update README.md
						
						
						
						
						
						
					 | 
					
						2017-09-15 10:41:34 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						36469b12db
					 | 
					
						
						
							
							Update README.md
						
						
						
						
						
						
					 | 
					
						2017-09-15 10:40:51 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						d28191ddd2
					 | 
					
						
						
							
							Update README.md
						
						
						
						
						
						
					 | 
					
						2017-09-14 12:20:58 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						31a06f9ad8
					 | 
					
						
						
							
							Update README.md
						
						
						
						
						
						
					 | 
					
						2017-09-12 17:39:40 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						a376d94fea
					 | 
					
						
						
							
							Add Math and others
						
						
						
						
						
						
					 | 
					
						2017-09-12 17:38:43 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						ad8babdbc9
					 | 
					
						
						
							
							add other
						
						
						
						
						
						
						
						Keep /repeatedly executing the same command (e.g Repeat 'wc -l filename' every 1 second), 
						
						
					 | 
					
						2017-09-12 16:48:24 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						a493c719a9
					 | 
					
						
						
							
							add others
						
						
						
						
						
						
						
						Cat to a file 
						
						
					 | 
					
						2017-09-08 09:22:48 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						9bcae61269
					 | 
					
						
						
							
							edit intro
						
						
						
						
						
						
					 | 
					
						2017-09-01 10:53:10 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 |