characters to save yourself typing all 40 hex digits:
------------------------------------------------
-$ git-cat-file -t 54196cc2
+$ git cat-file -t 54196cc2
commit
-$ git-cat-file commit 54196cc2
+$ git cat-file commit 54196cc2
tree 92b8b694ffb1675e5975148e1121810081dbdffe
author J. Bruce Fields <bfields@puzzle.fieldses.org> 1143414668 -0500
committer J. Bruce Fields <bfields@puzzle.fieldses.org> 1143414668 -0500
and the "parent" object refers to the previous commit:
------------------------------------------------
-$ git-cat-file commit 54196cc2
+$ git cat-file commit 54196cc2
tree 92b8b694ffb1675e5975148e1121810081dbdffe
author J. Bruce Fields <bfields@puzzle.fieldses.org> 1143414668 -0500
committer J. Bruce Fields <bfields@puzzle.fieldses.org> 1143414668 -0500
head still doesn't contain the new line:
------------------------------------------------
-$ git-diff HEAD
+$ git diff HEAD
diff --git a/file.txt b/file.txt
index a042389..513feba 100644
--- a/file.txt
So what our "git add" did was store a new blob and then put
a reference to it in the index file. If we modify the file again,
-we'll see that the new modifications are reflected in the "git-diff"
+we'll see that the new modifications are reflected in the "git diff"
output:
------------------------------------------------
GIT
---
-Part of the linkgit:git[7] suite.
+Part of the linkgit:git[1] suite.