From dbd01d0d408b2c3ba67cec34d99675a2303489f8 Mon Sep 17 00:00:00 2001
From: Bonnie I-Man Ng <nim.1111.ou@gmail.com>
Date: Thu, 12 Sep 2019 10:20:31 +0800
Subject: [PATCH] add 'System' command

add pgrep for checking whether a process is running
---
 README.md | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/README.md b/README.md
index 424f0d7..d2cb354 100644
--- a/README.md
+++ b/README.md
@@ -1935,6 +1935,9 @@ pidof sublime_text
 #pgrep, you don't have to type the whole program name
 pgrep sublim
 
+#pgrep, echo 1 if process found, echo 0 if no such process
+pgrep -q sublime_text && echo 1 || echo 0
+
 #top, takes longer time
 top|grep sublime_text
 ```