@@ -417,6 +417,22 @@ (setq exec-path-from-shell-arguments '("-l"))             (exec-path-from-shell-initialize)))
 #+END_SRC
 
+** NixOS sandboxes
+
+I'm currently exploring using nix to create sandboxes for
+development.  This package allows using tools from inside sandboxes,
+and some convenience commands for building packages and launching shells.
+
+#+BEGIN_SRC emacs-lisp
+(use-package nix-sandbox
+  :config (progn
+            (with-eval-after-load 'flycheck
+              (setq flycheck-command-wrapper-function
+                    (lambda (command) (apply 'nix-shell-command (nix-current-sandbox) command))
+                    flycheck-executable-find
+                    (lambda (cmd) (nix-executable-find (nix-current-sandbox) cmd))))))
+#+END_SRC
+
 * Keybindings
 
 I think =set-keyboard-coding-system= stops OS X from doing something

@@ -122,6 +122,7 @@ move-text     multiple-cursors
     nginx-mode
     nix-mode
+    nix-sandbox
     org-journal
     page-break-lines
     paredit