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-rw-r--r--software/bash.page2
1 files changed, 2 insertions, 0 deletions
diff --git a/software/bash.page b/software/bash.page
index 0d5325b..5d82fdc 100644
--- a/software/bash.page
+++ b/software/bash.page
@@ -37,6 +37,8 @@ Note that `join`, `grep`, and others sometimes exit non-zero return codes on
purpose (eg, pipe input closed or found no matches, as expected), which makes
life difficult. Sometimes `|| true` is enough to get around this.
+More on this: <http://redsymbol.net/articles/unofficial-bash-strict-mode/>
+
## General Style
Google has a style guide: https://google.github.io/styleguide/shell.xml