X-Git-Url: https://git.tokkee.org/?a=blobdiff_plain;f=Documentation%2Fgittutorial.txt;h=7892244ef19d507379489de0cc81ad18b936c6af;hb=9b3b7fd8072783e2ec20b3cf622713d39b1c8af4;hp=48d1454a90cf9453e5e3c9fa01b3dbc369a58f1f;hpb=1f8dc671557a7330eaee9c0296bfad669d26a1b8;p=git.git

diff --git a/Documentation/gittutorial.txt b/Documentation/gittutorial.txt
index 48d1454a9..7892244ef 100644
--- a/Documentation/gittutorial.txt
+++ b/Documentation/gittutorial.txt
@@ -26,6 +26,15 @@ First, note that you can get documentation for a command such as
 $ man git-log
 ------------------------------------------------
 
+or:
+
+------------------------------------------------
+$ git help log
+------------------------------------------------
+
+With the latter, you can use the manual viewer of your choice; see
+linkgit:git-help[1] for more information.
+
 It is a good idea to introduce yourself to git with your name and
 public email address before doing any operation.  The easiest
 way to do so is:
@@ -321,10 +330,37 @@ pulling, like this:
 
 ------------------------------------------------
 alice$ git fetch /home/bob/myrepo master
-alice$ git log -p ..FETCH_HEAD
+alice$ git log -p HEAD..FETCH_HEAD
 ------------------------------------------------
 
 This operation is safe even if Alice has uncommitted local changes.
+The range notation HEAD..FETCH_HEAD" means "show everything that is reachable
+from the FETCH_HEAD but exclude anything that is reachable from HEAD.
+Alice already knows everything that leads to her current state (HEAD),
+and reviewing what Bob has in his state (FETCH_HEAD) that she has not
+seen with this command
+
+If Alice wants to visualize what Bob did since their histories forked
+she can issue the following command:
+
+------------------------------------------------
+$ gitk HEAD..FETCH_HEAD
+------------------------------------------------
+
+This uses the same two-dot range notation we saw earlier with 'git log'.
+
+Alice may want to view what both of them did since they forked.
+She can use three-dot form instead of the two-dot form:
+
+------------------------------------------------
+$ gitk HEAD...FETCH_HEAD
+------------------------------------------------
+
+This means "show everything that is reachable from either one, but
+exclude anything that is reachable from both of them".
+
+Please note that these range notation can be used with both gitk
+and "git log".
 
 After inspecting what Bob did, if there is nothing urgent, Alice may
 decide to continue working without pulling from Bob.  If Bob's history
@@ -626,6 +662,7 @@ linkgit:gittutorial-2[7],
 linkgit:gitcvs-migration[7],
 linkgit:gitcore-tutorial[7],
 linkgit:gitglossary[7],
+linkgit:git-help[1],
 link:everyday.html[Everyday git],
 link:user-manual.html[The Git User's Manual]