From 61ffa8466bbfa4ca8b13b442a3bd63ef9504a6da Mon Sep 17 00:00:00 2001 From: EuAndreh Date: Wed, 30 Apr 2025 06:23:27 -0300 Subject: src/content/en/: Unpluralize collection names --- .../en/til/2020/08/12/filename-timestamp.adoc | 31 ++++++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 src/content/en/til/2020/08/12/filename-timestamp.adoc (limited to 'src/content/en/til/2020/08/12') diff --git a/src/content/en/til/2020/08/12/filename-timestamp.adoc b/src/content/en/til/2020/08/12/filename-timestamp.adoc new file mode 100644 index 0000000..aa8d63b --- /dev/null +++ b/src/content/en/til/2020/08/12/filename-timestamp.adoc @@ -0,0 +1,31 @@ += Simple filename timestamp +: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`. + +[source,sh] +---- +./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: + +[source,sh] +---- +# 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. -- cgit v1.2.3