Switch away from /tmp for windows users

examples/flaskr/flaskr.py

@@ -10,6 +10,7 @@
     :license: BSD, see LICENSE for more details.
 """
 
+import os
 from sqlite3 import dbapi2 as sqlite3
 from flask import Flask, request, session, g, redirect, url_for, abort, \
      render_template, flash
@@ -20,7 +21,7 @@ app = Flask(__name__)
 
 # Load default config and override config from an environment variable
 app.config.update(dict(
-    DATABASE='/tmp/flaskr.db',
+    DATABASE=os.path.join(app.root_path, 'flaskr.db'),
     DEBUG=True,
     SECRET_KEY='development key',
     USERNAME='admin',