diff --git a/git/.gitconfig b/git/.gitconfig
index b681e85..d8b273f 100644
--- a/git/.gitconfig
+++ b/git/.gitconfig
@@ -15,7 +15,7 @@
   st = status
   br = branch -av
   hist = log --all --graph --pretty=format:'%Cred%h%Creset -%C(yellow)%d%Creset %s %Cgreen(%ci) %C(bold blue)<%an>%Creset' --abbrev-commit
-  d = difftool
+  dt = difftool
   cbranch  = !sh -c 'git commit -m \"$2\"&&git branch $1&&git reset --hard HEAD~1&&git co \"$1\"' -
   nbranch  = !sh -c 'git branch $1&&git reset --hard HEAD~1&&git co \"$1\"' -
   size = "!git diff --cached --binary | wc -c | numfmt --to=iec-i"
@@ -26,6 +26,8 @@
   noignore = update-index --no-assume-unchanged
   rename-branch = branch -m
   find-file = "!for branch in $(git for-each-ref --format=\"%(refname)\" refs/heads); do if git ls-tree -r --name-only $branch | grep \"$1\" > /dev/null; then  echo \"${branch}:\"; git ls-tree -r --name-only $branch | nl -bn -w3 | grep \"$1\"; fi; done; :"
+  # n => no pager
+  ndiff = !git --no-pager diff
 [push]
   default = matching
 [core]
diff --git a/shell/.zshrc b/shell/.zshrc
index 18d97ee..d23addc 100644
--- a/shell/.zshrc
+++ b/shell/.zshrc
@@ -98,7 +98,7 @@ ex eix && alias eix="eix -F"
 ex tmux && alias tmux='tmux -2'
 ex tree && alias tree='tree -C'
 ex ocp && alias ocp="ocp -vs0 -dcurses"
-alias jupyter='docker run --rm --user="$(id -u):$(id -g)" -v "$PWD":/home/jovyan/work -p 8888:8888 ymatsunaga/octave'
+alias jupyter='docker run --rm --user="$(id -u):$(id -g)" -v "$PWD":/home/jovyan/work -p 8888:8888 ymatsunaga/octave jupyter notebook --ip 0.0.0.0'
 alias con='git x php bin/console'
 alias disphost='export DISPLAY=:0.0'
 alias l='ls -CF'