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authorXiao Pan <gky44px1999@gmail.com>2024-01-09 04:09:59 -0800
committerXiao Pan <gky44px1999@gmail.com>2024-01-09 04:09:59 -0800
commit5eb0dbf136a9ad582192e003b7573a080514f063 (patch)
tree84d3a44749b1b2db50b39504ab7690a15b699e8d /time-uuid
init from config_local_arch personal shell scripts
git log history see https://git.flylightning.xyz/config_local_arch/tree/home/xyz/.local/bin?id=d266c511cffb7eeb20bf1e4610d9d32557b7d0e6
Diffstat (limited to 'time-uuid')
-rwxr-xr-xtime-uuid6
1 files changed, 6 insertions, 0 deletions
diff --git a/time-uuid b/time-uuid
new file mode 100755
index 0000000..bdaf4b3
--- /dev/null
+++ b/time-uuid
@@ -0,0 +1,6 @@
+#!/bin/sh
+
+# echo current nanosecond since epoch and alpha-numerically ordered UUID
+# https://stackoverflow.com/questions/28681650/generate-alpha-numerically-ordered-uuids-over-time?noredirect=1&lq=1
+# https://askubuntu.com/questions/342842/what-does-this-command-mean-awk-f-print-4
+echo "$(date '+%s-%N')-$(uuidgen -t | awk -F- '{OFS="-"; print $3,$2,$1,$4,$5}')"