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+---
+title: Sed
+layout: default
+---
+
+### OSX Caveat
+
+To do in place replacements `-i ''` is required (GNU/sed is different)
+
+    sed -i '' -e 's/foo/bar/' example.md
+
+
+### GNU/sed
+
+To do in place replacements use `-i` without arg
+
+    sed -i -e 's/foo/bar/' example.md