Update cheatsheets

ed

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+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# ed
+
+> The original Unix text editor.
+> See also: `awk`, `sed`.
+> More information: <https://www.gnu.org/software/ed/manual/ed_manual.html>.
+
+- Start an interactive editor session with an empty document:
+
+`ed`
+
+- Start an interactive editor session with an empty document and a specific prompt:
+
+`ed --prompt='> '`
+
+- Start an interactive editor session with user-friendly errors:
+
+`ed --verbose`
+
+- Start an interactive editor session with an empty document and without diagnostics, byte counts and '!' prompt:
+
+`ed --quiet`
+
+- Start an interactive editor session without exit status change when command fails:
+
+`ed --loose-exit-status`
+
+- Edit a specific file (this shows the byte count of the loaded file):
+
+`ed {{path/to/file}}`
+
+- Replace a string with a specific replacement for all lines:
+
+`,s/{{regular_expression}}/{{replacement}}/g`