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--- rpi_epigen [2019/06/23 14:20] – [Specification] Júne Park
+++ rpi_epigen [2019/07/18 20:03] – [Private Cellarium ─ EPiGEN Crystal] Júne Park
@@ Line 26: / Line 26: @@
 {{:rpi_epigen.jpg?nolink&250|}}
-  * Name: {{material>assignment_turned_in}} EPiGEN Crystal (official) | {{material>create}} 자몽 (korean)
+Name: {{material>assignment_turned_in}} EPiGEN Crystal (official) | {{material>create}} ''자몽'' (korean)
 ----
@@ Line 103: / Line 103: @@
 ----
+==== Delete unnecessary files regularly ====
+''sudo crontab -e'' Add command line to find & delete. e.g.) Delete all ''.nfo'' file in target directory and its sub-directories at 30 minutes past every 6 hours.
+<code bash>
+*/6 * * * /usr/bin/find /..((your path)).../ -name '*.nfo' -exec rm -f {} \;
+</code>
+Delete empty directory at 30 minutes past every 12 hours
+<code bash>
+*/12 * * * /usr/bin/find /..((your path)).../ -type d -empty -delete
+</code>
+----
+==== Delete all files except for desired file types ====
+<code bash>
+ find . -type f ! -name '*.mkv' -delete
+</code>
+----