Differences

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--- bash_oneliners [2020/06/05 09:46] – admin
+++ bash_oneliners [2020/06/10 15:26] – admin
@@ Line 2: / Line 2: @@
-  * Remove offending key from known_hosts file with one command
-<code>
-$ sed -i 18d .ssh/known_hosts
-</code>
   * Whats my WAN IP?
 <code>
-$ dig +short myip.opendns.com @resolver1.opendns.com
+dig +short myip.opendns.com @resolver1.opendns.com
 </code>
   * Find large files, print 10 largest files in dir
 <code>
-$ find . -printf '%s %p\n'|sort -nr|head
+find . -printf '%s %p\n'|sort -nr|head
 </code>
   * size of all files older than mtime
 <code>
-$ find . -mtime +7 -print0 | du -hc --files0-from - | tail -n 1
+find . -mtime +7 -print0 | du -hc --files0-from - | tail -n 1
 </code>
   * To find the largest file in all sub-directories:
 <code>
-$ find /path/to/folder -type f -exec ls -s {} \; | sort -nr | awk 'NR==1 { $1=""; sub(/^ /, ""); print }'
+find /path/to/folder -type f -exec ls -s {} \; | sort -nr | awk 'NR==1 { $1=""; sub(/^ /, ""); print }'
 </code>
   * grep for valid IP Addresses.
 <code>
-$ grep -E -o "(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)" file.txt
+grep -E -o "(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)" file.txt
 </code>
   * show used inode count for subdirectories.