onceupon
							
						 
					 | 
					
						
						
							
						
						8a1ea55ec1
					 | 
					
						
						
							
							add system
						
						
						
						
						
						
						
						List installed packages 
						
						
					 | 
					
						2017-08-23 17:17:47 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						77b6834751
					 | 
					
						
						
							
							add system
						
						
						
						
						
						
						
						sudo hostname your-new-name 
						
						
					 | 
					
						2017-08-23 08:53:20 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						f8e1e7abdb
					 | 
					
						
						
							
							add others
						
						
						
						
						
						
						
						Create dummy file of certain size instantly 
						
						
					 | 
					
						2017-08-23 08:50:24 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						00ccd6bc43
					 | 
					
						
						
							
							Update README.md
						
						
						
						
						
						
					 | 
					
						2017-08-16 14:28:50 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						3a0d6709f4
					 | 
					
						
						
							
							Update README.md
						
						
						
						
						
						
					 | 
					
						2017-08-16 14:20:57 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						055ee3c274
					 | 
					
						
						
							
							add system
						
						
						
						
						
						
						
						Removing old linux kernels 
						
						
					 | 
					
						2017-06-30 17:26:26 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						5ca3fb531b
					 | 
					
						
						
							
							Update README.md
						
						
						
						
						
						
					 | 
					
						2017-06-28 20:28:41 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						99dd68433d
					 | 
					
						
						
							
							add others
						
						
						
						
						
						
						
						output a y/n repeatedly until killed 
						
						
					 | 
					
						2017-06-28 20:27:43 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						9615774289
					 | 
					
						
						
							
							edit 'Echo series of random numbers between a range'
						
						
						
						
						
						
					 | 
					
						2017-06-28 12:31:30 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						cd6d07c704
					 | 
					
						
						
							
							add system
						
						
						
						
						
						
						
						pip install python package without root 
						
						
					 | 
					
						2017-06-26 17:29:35 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						6b27d3bd53
					 | 
					
						
						
							
							add awk
						
						
						
						
						
						
						
						Subtract previous row values 
						
						
					 | 
					
						2017-06-16 17:53:05 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						2a299e123e
					 | 
					
						
						
							
							add system
						
						
						
						
						
						
						
						Add user to a group (e.g add user 'nice' to the group 'docker', so that he can run docker without sudo) 
						
						
					 | 
					
						2017-06-16 17:29:19 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						0a13585697
					 | 
					
						
						
							
							Update README.md
						
						
						
						
						
						
					 | 
					
						2017-06-16 17:01:53 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						1740c1148f
					 | 
					
						
						
							
							add others
						
						
						
						
						
						
						
						unzip tar.bz2 file (e.g. file.tar.bz2) 
						
						
					 | 
					
						2017-06-16 17:01:23 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						cca8010a69
					 | 
					
						
						
							
							Create README.md
						
						
						
						
						
						
					 | 
					
						2017-06-09 16:53:36 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						d858cf7c88
					 | 
					
						
						
							
							Create README.md
						
						
						
						
						
						
					 | 
					
						2017-06-09 16:21:06 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						e664f45ef9
					 | 
					
						
						
							
							Create README.md
						
						
						
						
						
						
					 | 
					
						2017-06-09 16:19:42 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						e62be0846d
					 | 
					
						
						
							
							Create README.md
						
						
						
						
						
						
					 | 
					
						2017-06-09 16:19:02 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						b485d520be
					 | 
					
						
						
							
							add others
						
						
						
						
						
						
						
						Upload a file to web and download (https://transfer.sh/) 
						
						
					 | 
					
						2017-06-09 16:18:17 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						da184fe98c
					 | 
					
						
						
							
							Set theme jekyll-theme-cayman
						
						
						
						
						
						
					 | 
					
						2017-06-09 12:37:53 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						b24f46fe6b
					 | 
					
						
						
							
							new xwindow section
						
						
						
						
						
						
					 | 
					
						2017-06-09 12:26:34 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						b64da48bd1
					 | 
					
						
						
							
							add others
						
						
						
						
						
						
						
						use google-chrome browser from ssh server 
						
						
					 | 
					
						2017-06-09 12:18:31 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						cd6898a686
					 | 
					
						
						
							
							add system
						
						
						
						
						
						
						
						find out who has logged in on your system 
						
						
					 | 
					
						2017-06-08 17:42:18 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						97ba64e7de
					 | 
					
						
						
							
							Update README.md
						
						
						
						
						
						
					 | 
					
						2017-05-16 15:52:33 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						8b0940895b
					 | 
					
						
						
							
							edit awk
						
						
						
						
						
						
						
						print line number and number of characters on each line 
						
						
					 | 
					
						2017-05-10 19:22:41 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						432ef68cae
					 | 
					
						
						
							
							Update README.md
						
						
						
						
						
						
					 | 
					
						2017-05-10 16:20:10 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						7171f58f7a
					 | 
					
						
						
							
							add sed
						
						
						
						
						
						
						
						add newline to the end 
						
						
					 | 
					
						2017-05-10 16:18:56 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						5c8c94171c
					 | 
					
						
						
							
							add others
						
						
						
						
						
						
						
						clear the contents of a file 
						
						
					 | 
					
						2017-04-17 12:02:43 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						6e6112f324
					 | 
					
						
						
							
							add other
						
						
						
						
						
						
						
						to uppercase/lowercase 
						
						
					 | 
					
						2017-04-14 17:19:59 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						e9789c24aa
					 | 
					
						
						
							
							Update README.md
						
						
						
						
						
						
					 | 
					
						2017-03-29 17:58:50 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						71493924ad
					 | 
					
						
						
							
							Update README.md
						
						
						
						
						
						
					 | 
					
						2017-03-29 17:54:35 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						743db35c52
					 | 
					
						
						
							
							Update README.md
						
						
						
						
						
						
					 | 
					
						2017-03-29 17:49:41 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						24f05d05cd
					 | 
					
						
						
							
							add handy environment variables
						
						
						
						
						
						
					 | 
					
						2017-03-29 17:48:14 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						bd692c5cce
					 | 
					
						
						
							
							edit format
						
						
						
						
						
						
					 | 
					
						2017-03-29 16:52:59 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						1c495fe1eb
					 | 
					
						
						
							
							Update README.md
						
						
						
						
						
						
					 | 
					
						2017-03-29 16:49:08 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						17f691fcf0
					 | 
					
						
						
							
							add other
						
						
						
						
						
						
						
						add one to variable/increment a numeric variable 
						
						
					 | 
					
						2017-02-17 11:25:34 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						0c57242c01
					 | 
					
						
						
							
							add other
						
						
						
						
						
						
						
						cut and get last column 
						
						
					 | 
					
						2017-02-16 20:25:13 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						f8b83766ca
					 | 
					
						
						
							
							add sed
						
						
						
						
						
						
						
						insert character at specified position of file 
						
						
					 | 
					
						2017-02-13 16:15:38 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						ffee25e06b
					 | 
					
						
						
							
							add sed
						
						
						
						
						
						
						
						#####remove last character of file 
						
						
					 | 
					
						2017-02-10 15:00:54 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						b130948988
					 | 
					
						
						
							
							Update README.md
						
						
						
						
						
						
					 | 
					
						2017-02-07 14:39:04 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						ac218c0eb2
					 | 
					
						
						
							
							Update README.md
						
						
						
						
						
						
					 | 
					
						2017-01-23 18:19:41 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						095f9fe841
					 | 
					
						
						
							
							Update README.md
						
						
						
						
						
						
					 | 
					
						2017-01-23 18:18:38 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						f52b6a8947
					 | 
					
						
						
							
							add server
						
						
						
						
						
						
						
						set gedit preference on server 
						
						
					 | 
					
						2017-01-23 18:17:35 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						8d22beb643
					 | 
					
						
						
							
							update enable X11 forwarding
						
						
						
						
						
						
					 | 
					
						2017-01-23 18:15:01 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						0686889553
					 | 
					
						
						
							
							Update README.md
						
						
						
						
						
						
					 | 
					
						2017-01-23 14:28:46 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						aa9adef2e8
					 | 
					
						
						
							
							Update README.md
						
						
						
						
						
						
					 | 
					
						2017-01-23 14:28:03 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						969b95c4bf
					 | 
					
						
						
							
							Update README.md
						
						
						
						
						
						
					 | 
					
						2017-01-23 14:27:30 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						8c8cd951eb
					 | 
					
						
						
							
							add others
						
						
						
						
						
						
						
						paste - - 
						
						
					 | 
					
						2017-01-23 14:26:35 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						ff846acbea
					 | 
					
						
						
							
							Update README.md
						
						
						
						
						
						
					 | 
					
						2017-01-19 14:24:36 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								onceupon
							
						 
					 | 
					
						
						
							
						
						2134776d15
					 | 
					
						
						
							
							add others
						
						
						
						
						
						
						
						open PDF file from ssh server 
						
						
					 | 
					
						2017-01-19 14:23:52 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 |