added dabbrev config

config.org

@@ -807,7 +807,18 @@ Completion ui for the buffer.
   ;; enable indentation + completion using TAB
   (setq tab-always-indent 'complete))
 #+end_src
-
+* Dabbrev
+#+begin_src emacs-lisp
+(use-package dabbrev
+  :ensure nil
+  :bind (("M-/" . dabbrev-completion)
+         ("C-M-/" . dabbrev-expand))
+  :config
+  (add-to-list 'dabbrev-ignored-buffer-regexps "\\` ")
+  (add-to-list 'dabbrev-ignored-buffer-modes 'doc-view-mode)
+  (add-to-list 'dabbrev-ignored-buffer-modes 'pdf-view-mode)
+  (add-to-list 'dabbrev-ignored-buffer-modes 'tags-table-mode))
+#+end_src
 * Cape
 [[https://github.com/minad/cape][Cape Github]]
 Backend completions for the buffer (not minibuffer).