diff --git a/emacs.el b/emacs.el
index 574b357..0f7e5f8 100644
--- a/emacs.el
+++ b/emacs.el
@@ -434,10 +434,10 @@ Otherwize hook it."
 (global-set-key (kbd "C-h") (kbd "DEL"))
 ;; (normal-erase-is-backspace-mode 1)
 ;; M-SPC fixup-whitespace]
-(when (fboundp 'global-hungry-delete-mode)
-  (set-variable 'hungry-delete-join-reluctantly t)
-  (add-hook 'after-first-visit-hook
-            'global-hungry-delete-mode))
+;; (when (fboundp 'global-hungry-delete-mode)
+;;   (set-variable 'hungry-delete-join-reluctantly t)
+;;   (add-hook 'after-first-visit-hook
+;;             'global-hungry-delete-mode))
 
 ;;(global-set-key (kbd "C-m") 'reindent-then-newline-and-indent)
 (global-set-key (kbd "C-m") 'newline-and-indent)
@@ -3101,6 +3101,18 @@ ARGS are not used."
                  "/Applications/Vivaldi.app/Contents/MacOS/Vivaldi"
                  url))
 
+
+(defun my-vterm-cmd (command)
+  "Start arbitrary command in vterm buffer."
+  (interactive "sCommand: ")
+  (let ((vterm-shell command)
+        (vterm-buffer-name "*vterm-cmd*")
+        (vterm-kill-buffer-on-exit nil))
+    (when (get-buffer vterm-buffer-name)
+      (kill-buffer (get-buffer vterm-buffer-name)))
+    (vterm)))
+
+
 ;; https://emacs-jp.github.io/tips/startup-optimization
 ;; Restore to original value
 (setq gc-cons-threshold my-orig-gc-cons-threshold)
diff --git a/shrc b/shrc
index 12550d6..b60e805 100755
--- a/shrc
+++ b/shrc
@@ -348,6 +348,8 @@ __safe_alias igosh=gosh-rl
 __safe_alias pipenv="env -u PIP_USER pipenv"
 __safe_alias pipx="env -u PIP_USER pipx"
 
+alias f='less `fzf`'
+
 
 # Sometimes SHELL cannot be used. For example, when running bash inside zsh
 # SHELL is set to be /bin/zsh
diff --git a/tmux.conf b/tmux.conf
index 827f30a..8bb7996 100644
--- a/tmux.conf
+++ b/tmux.conf
@@ -28,6 +28,7 @@ set -g history-limit 10000
 setw -g mode-keys vi
 #setw -g mode-mouse off
 #set -g default-command /bin/bash
+set -g default-command "while true; do /bin/bash -l; done"
 
 # Use pasteboard on MacOS
 run-shell 'test "`uname`" = Darwin && tmux bind-key -T copy-mode-vi "Enter" send-keys -X copy-pipe-and-cancel "pbcopy"'