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$ mkdir test-project
$ cd test-project
-$ git init-db
+$ git init
Initialized empty Git repository in .git/
$ echo 'hello world' > file.txt
$ git add .
current contents of the file:
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-$ git cat-file blob a6b11f7a
-goodbye, word
+$ git cat-file blob 8b9743b2
+goodbye, world
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The "status" command is a useful way to get a quick summary of the