From 335714fd3da536dda5f33ec7d23d275673c0aa76 Mon Sep 17 00:00:00 2001
From: 1563522978 <40207760+1563522978@users.noreply.github.com>
Date: Tue, 12 Jun 2018 22:30:27 +0800
Subject: [PATCH] Create GJG2
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160801203 顾久根
---
 GJG2 | 52 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 52 insertions(+)
 create mode 100644 GJG2

diff --git a/GJG2 b/GJG2
new file mode 100644
index 0000000..425540b
--- /dev/null
+++ b/GJG2
@@ -0,0 +1,52 @@
+作业1：
+  ①touch message.txt
+    mv message.txt workbench
+ 
+  ②cp workbench/message.txt ~
+  
+  ③sudo apt install rsync
+    mkdir empty
+    mkdir test
+    mv ~/message.txt test
+    mv ~/workbench/message.txt test
+    rsync --delete-before -d empty/ test/
+    rmdir empty
+    rmdir test
+  
+  
+  
+  作业2：
+  ① mkdir workbench
+  
+  ②touch workbench/readme.txt
+  
+  ③echo -e "1\n2\n3" > workbench/readme.txt
+  
+  ④cat workbench/readme.txt
+  
+  ⑤touch workbench/list.txt
+    ls -al > workbench/list.txt
+  
+  ⑥wc m workbench/list.txt
+  
+  
+  作业3：
+  ① man ls
+    根据命令结果可以看到 human-readable output 的标记是 -h 
+  
+  ② man man
+  
+  ③在命令行输入cal 按两次TAB键查看相关命令 
+    查看calendar命令使用方法： man calendar  
+    
+    
+  
+  
+  作业4：
+  ①find . -name "*.png"
+  
+ ②rm -rf .*.png
+  
+  ③假设数据存为txt文件 照片存为png文件 共同存放于test文件夹下
+    mv test/*.txt data
+    mv test/*.png photo