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Diffstat (limited to '_tils/2020-08-12-simple-filename-timestamp.md')
| -rw-r--r-- | _tils/2020-08-12-simple-filename-timestamp.md | 44 |
1 files changed, 0 insertions, 44 deletions
diff --git a/_tils/2020-08-12-simple-filename-timestamp.md b/_tils/2020-08-12-simple-filename-timestamp.md deleted file mode 100644 index 7495fc9..0000000 --- a/_tils/2020-08-12-simple-filename-timestamp.md +++ /dev/null @@ -1,44 +0,0 @@ ---- - -title: Simple filename timestamp - -date: 2020-08-12 - -updated_at: - -layout: post - -lang: en - -ref: simple-filename-timestamp - -eu_categories: shell - ---- - -When writing Jekyll posts or creating log files with dates on them, I usually -struggle with finding a direct way of accomplishing that. There's a simple -solution: `date -I`. - -```shell -./my-program.sh > my-program.$(date -I).log -cp post-template.md _posts/$(date -I)-post-slug.md -``` - -Using this built-in GNU/Linux tool allows you to `touch $(date -I).md` to readily -create a `2020-08-12.md` file. - -I always had to read `man date` or search the web over and over, and after doing -this repeatedly it became clear that both `date -I` and `date -Is` (`s` here -stands for seconds) are the thing that I'm looking for 95% of the time: - -```shell -# inside my-program.sh -echo "Program started at $(date -Is)" -# output is: -# Program started at 2020-08-12T09:04:58-03:00 -``` - -Both date formats are hierarchical, having the bigger time intervals to the -left. This means that you can easily sort them (and even tab-complete them) with -no extra effort or tool required. |