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Remove substitution trick for now

pull/450/head
Not Mark 2016-08-26 09:50:24 -05:00 committed by GitHub
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commit 94e7e0d1bc
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@ -101,12 +101,6 @@ Notes:
cat hosts | xargs -I{} ssh root@{} hostname cat hosts | xargs -I{} ssh root@{} hostname
``` ```
- To rerun the previous command with some pattern replaced: `^old^new`. For example:
```bash
echo foo
^foo^bar # equivalent to: echo bar
```
- `pstree -p` is a helpful display of the process tree. - `pstree -p` is a helpful display of the process tree.
- Use `pgrep` and `pkill` to find or signal processes by name (`-f` is helpful). - Use `pgrep` and `pkill` to find or signal processes by name (`-f` is helpful).