onceupon
							
						 
					 | 
					
						
						
							
						
						093edef55a
					 | 
					
						
						
							
							+ time
						
						
						
						
						
						
						
						returns the current time with nanoseconds. 
						
						
					 | 
					
						2021-03-16 19:43:41 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								Bonnie I-Man Ng
							
						 
					 | 
					
						
						
							
						
						8b505a4dc5
					 | 
					
						
						
							
							Merge pull request #16 from fazlearefin/master
						
						
						
						
						
						
						
						Use curl for http status code and reveal a shortened url 
						
						
					 | 
					
						2020-09-08 13:28:35 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								Fazle Arefin
							
						 
					 | 
					
						
						
							
						
						1e10f6f269
					 | 
					
						
						
							
							Use curl to unshorten a shortened URL
						
						
						
						
						
						
					 | 
					
						2020-08-29 21:22:59 +10:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								Fazle Arefin
							
						 
					 | 
					
						
						
							
						
						4b2167dca3
					 | 
					
						
						
							
							Use curl to find out the http status code of a URL
						
						
						
						
						
						
					 | 
					
						2020-08-29 21:21:09 +10:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								bonnie
							
						 
					 | 
					
						
						
							
						
						b396c45634
					 | 
					
						
						
							
							fix markdown
						
						
						
						
						
						
					 | 
					
						2020-07-19 23:42:01 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								bonnie
							
						 
					 | 
					
						
						
							
						
						f7850ce5c4
					 | 
					
						
						
							
							fix styling
						
						
						
						
						
						
					 | 
					
						2020-07-19 23:39:57 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								bonnie
							
						 
					 | 
					
						
						
							
						
						5e8aa86062
					 | 
					
						
						
							
							fix styling
						
						
						
						
						
						
					 | 
					
						2020-07-19 23:39:00 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								bonnie
							
						 
					 | 
					
						
						
							
						
						8cdf69d5c5
					 | 
					
						
						
							
							fix header
						
						
						
						
						
						
					 | 
					
						2020-07-19 23:36:11 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								bonnie
							
						 
					 | 
					
						
						
							
						
						e1a3a2a25d
					 | 
					
						
						
							
							update
						
						
						
						
						
						
						
						- Get UUID of a disk (e.g. sdb) 
						
						
					 | 
					
						2020-07-19 23:28:25 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								bonnie
							
						 
					 | 
					
						
						
							
						
						708ed78958
					 | 
					
						
						
							
							Networking
						
						
						
						
						
						
						
						- To block port 80 (HTTP server) using iptables. 
						
						
					 | 
					
						2020-07-19 23:18:25 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								bonnie
							
						 
					 | 
					
						
						
							
						
						c434421b77
					 | 
					
						
						
							
							System
						
						
						
						
						
						
						
						-  Check status of a process using PID 
						
						
					 | 
					
						2020-07-19 23:13:06 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								bonnie
							
						 
					 | 
					
						
						
							
						
						d6a31731d7
					 | 
					
						
						
							
							System
						
						
						
						
						
						
						
						- Set the default user and key for a host when using SSH 
						
						
					 | 
					
						2020-07-19 23:06:03 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								bonnie
							
						 
					 | 
					
						
						
							
						
						27da2e897b
					 | 
					
						
						
							
							update
						
						
						
						
						
						
						
						- Edit PS1 variable for bash 
						
						
					 | 
					
						2020-07-19 22:58:30 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								bonnie
							
						 
					 | 
					
						
						
							
						
						ad6e6112f1
					 | 
					
						
						
							
							Find
						
						
						
						
						
						
						
						- Find large files in the system (e.g. >4G) 
						
						
					 | 
					
						2020-07-19 22:55:29 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								bonnie
							
						 
					 | 
					
						
						
							
						
						ddd2d3aa1f
					 | 
					
						
						
							
							Others
						
						
						
						
						
						
						
						- List one file per line. 
						
						
					 | 
					
						2020-07-19 22:52:32 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								bonnie
							
						 
					 | 
					
						
						
							
						
						f6be60886d
					 | 
					
						
						
							
							Condition and loop
						
						
						
						
						
						
						
						- Make directories listed in a file 
						
						
					 | 
					
						2020-07-19 22:45:24 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								bonnie
							
						 
					 | 
					
						
						
							
						
						cbe90cb99f
					 | 
					
						
						
							
							System
						
						
						
						
						
						
						
						- Check for package update 
						
						
					 | 
					
						2020-07-19 22:40:49 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								bonnie
							
						 
					 | 
					
						
						
							
						
						7aba786152
					 | 
					
						
						
							
							Networking
						
						
						
						
						
						
						
						- Scan for open ports and OS and version detection 
						
						
					 | 
					
						2020-07-19 22:38:34 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								bonnie
							
						 
					 | 
					
						
						
							
						
						7e9a091b3f
					 | 
					
						
						
							
							Networking
						
						
						
						
						
						
						
						- Nc as a chat tool! 
						
						
					 | 
					
						2020-07-19 22:32:08 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								bonnie
							
						 
					 | 
					
						
						
							
						
						39fbcae0b7
					 | 
					
						
						
							
							Others
						
						
						
						
						
						
						
						- Zip the content of a directory without including the directory itself 
						
						
					 | 
					
						2020-07-19 22:28:38 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								bonnie
							
						 
					 | 
					
						
						
							
						
						fe139c35d1
					 | 
					
						
						
							
							System
						
						
						
						
						
						
						
						- Run yum update excluding a package 
						
						
					 | 
					
						2020-07-19 22:18:48 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								bonnie
							
						 
					 | 
					
						
						
							
						
						e17743e9b9
					 | 
					
						
						
							
							edit
						
						
						
						
						
						
						
						- Which ports are listening for TCP connections from the network 
						
						
					 | 
					
						2020-07-19 22:16:45 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								bonnie
							
						 
					 | 
					
						
						
							
						
						3d6f8bcda1
					 | 
					
						
						
							
							Time
						
						
						
						
						
						
						
						- Print date with formatting 
						
						
					 | 
					
						2020-07-19 22:14:19 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								bonnie
							
						 
					 | 
					
						
						
							
						
						8e6a0f8eb9
					 | 
					
						
						
							
							Networking
						
						
						
						
						
						
						
						- Perform network throughput tests 
						
						
					 | 
					
						2020-07-19 22:12:40 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								bonnie
							
						 
					 | 
					
						
						
							
						
						8ed1acc61b
					 | 
					
						
						
							
							System
						
						
						
						
						
						
						
						- Work with yum history 
						
						
					 | 
					
						2020-07-19 21:40:03 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								bonnie
							
						 
					 | 
					
						
						
							
						
						3571593f1b
					 | 
					
						
						
							
							update
						
						
						
						
						
						
						
						- Get DNS TXT record a of domain 
						
						
					 | 
					
						2020-07-19 21:28:12 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								bonnie
							
						 
					 | 
					
						
						
							
						
						ea0d9bbd5b
					 | 
					
						
						
							
							Networking
						
						
						
						
						
						
						
						- Get DNS TXT record a of domain 
						
						
					 | 
					
						2020-07-19 21:25:51 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								bonnie
							
						 
					 | 
					
						
						
							
						
						46bda81c1a
					 | 
					
						
						
							
							Networking
						
						
						
						
						
						
						
						- resolve a domain to IP address 
						
						
					 | 
					
						2020-07-19 21:22:40 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								bonnie
							
						 
					 | 
					
						
						
							
						
						d7a768c446
					 | 
					
						
						
							
							rearrange orders
						
						
						
						
						
						
					 | 
					
						2020-07-19 21:15:06 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								bonnie
							
						 
					 | 
					
						
						
							
						
						6c083c518e
					 | 
					
						
						
							
							Data wrangling
						
						
						
						
						
						
						
						- Delete all non-printing characters 
						
						
					 | 
					
						2020-07-19 21:13:37 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								bonnie
							
						 
					 | 
					
						
						
							
						
						0df09b76c3
					 | 
					
						
						
							
							Networking
						
						
						
						
						
						
						
						- Look up website information (e.g. name server), searches for an object
in a RFC 3912 database. 
						
						
					 | 
					
						2020-07-19 20:47:49 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								bonnie
							
						 
					 | 
					
						
						
							
						
						640fb02686
					 | 
					
						
						
							
							edit
						
						
						
						
						
						
						
						- List only directory 
						
						
					 | 
					
						2020-07-19 20:43:22 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								bonnie
							
						 
					 | 
					
						
						
							
						
						5f04d6349c
					 | 
					
						
						
							
							Time
						
						
						
						
						
						
						
						- Print date in %Y-%m-%d 
						
						
					 | 
					
						2020-07-19 20:36:59 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								bonnie
							
						 
					 | 
					
						
						
							
						
						de26eeae47
					 | 
					
						
						
							
							update intro
						
						
						
						
						
						
					 | 
					
						2020-07-19 00:08:43 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								bonnie
							
						 
					 | 
					
						
						
							
						
						65e0abdff5
					 | 
					
						
						
							
							lint
						
						
						
						
						
						
					 | 
					
						2020-07-19 00:02:03 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								bonnie
							
						 
					 | 
					
						
						
							
						
						4b6247a712
					 | 
					
						
						
							
							Xargs
						
						
						
						
						
						
						
						- Prompt commands before running commands 
						
						
					 | 
					
						2020-07-18 23:48:32 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								bonnie
							
						 
					 | 
					
						
						
							
						
						328bd53614
					 | 
					
						
						
							
							Networking
						
						
						
						
						
						
						
						- Check connection to host 
						
						
					 | 
					
						2020-07-18 23:42:09 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								bonnie
							
						 
					 | 
					
						
						
							
						
						8b0d9aa44a
					 | 
					
						
						
							
							Networking
						
						
						
						
						
						
						
						- Print the route packets trace to network host 
						
						
					 | 
					
						2020-07-18 23:38:19 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								bonnie
							
						 
					 | 
					
						
						
							
						
						5b12320bc9
					 | 
					
						
						
							
							Networking
						
						
						
						
						
						
						
						- Send a ping with a limited TTL to 10 
						
						
					 | 
					
						2020-07-18 23:17:25 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								bonnie
							
						 
					 | 
					
						
						
							
						
						61d2422c53
					 | 
					
						
						
							
							Networking
						
						
						
						
						
						
						
						- Check if a host is up and scan for open ports, also skip host
discovery. 
						
						
					 | 
					
						2020-07-18 23:02:20 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								bonnie
							
						 
					 | 
					
						
						
							
						
						0aef9e7537
					 | 
					
						
						
							
							System
						
						
						
						
						
						
						
						-  Reading from journal file 
						
						
					 | 
					
						2020-07-18 22:53:12 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								bonnie
							
						 
					 | 
					
						
						
							
						
						fdae9e9013
					 | 
					
						
						
							
							System section
						
						
						
						
						
						
						
						- Performance monitoring tool - sar 
						
						
					 | 
					
						2020-07-18 22:50:56 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								bonnie
							
						 
					 | 
					
						
						
							
						
						7857f80844
					 | 
					
						
						
							
							update "Find empty (0 byte) files"
						
						
						
						
						
						
					 | 
					
						2020-07-18 22:37:25 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								Bonnie I-Man Ng
							
						 
					 | 
					
						
						
							
						
						ba73fb49d2
					 | 
					
						
						
							
							Merge pull request #15 from fazlearefin/master
						
						
						
						
						
						
						
						Use find to find and delete empty files 
						
						
					 | 
					
						2020-07-18 22:35:31 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								bonnie
							
						 
					 | 
					
						
						
							
						
						94defb0184
					 | 
					
						
						
							
							add to "time"
						
						
						
						
						
						
						
						- sleep a random duration
Signed-off-by: bonnie <nim.1111.ou@gmail.com> 
						
						
					 | 
					
						2020-07-18 22:34:09 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								Fazle Arefin
							
						 
					 | 
					
						
						
							
						
						77c45a8784
					 | 
					
						
						
							
							Use find to find and delete empty files
						
						
						
						
						
						
					 | 
					
						2020-05-24 00:12:17 +10:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								bonnie
							
						 
					 | 
					
						
						
							
						
						abed667be3
					 | 
					
						
						
							
							add to "time"
						
						
						
						
						
						
						
						- sleep a random duration 
						
						
					 | 
					
						2020-02-15 23:53:37 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								bonnie
							
						 
					 | 
					
						
						
							
						
						4d017c2d4d
					 | 
					
						
						
							
							add "system" and "other" commands:
						
						
						
						
						
						
						
						- auditctl
- df
- identify 
						
						
					 | 
					
						2020-02-15 23:32:16 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								bonnie
							
						 
					 | 
					
						
						
							
						
						30e7fd0280
					 | 
					
						
						
							
							add fallocate command to "Others"
						
						
						
						
						
						
					 | 
					
						2020-01-10 01:05:47 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 | 
				
			
				
					
						
							
							
								 
								bonnie
							
						 
					 | 
					
						
						
							
						
						6e8910bdd4
					 | 
					
						
						
							
							add SSH Agent Forwarding to "System"
						
						
						
						
						
						
					 | 
					
						2020-01-10 00:58:15 +08:00 | 
					
					
						
						
						
							
							
							
							
							
							
						
					 |