fix readme

README.md

@@ -3,7 +3,7 @@
 
 Nohang is a highly configurable daemon for Linux which is able to correctly prevent [out of memory](https://en.wikipedia.org/wiki/Out_of_memory) (OOM) and keep system responsiveness in low memory conditions.
 
-![pic](https://i.imgur.com/Ky5hEOb.png)
+![pic](https://i.imgur.com/DmqFxaB.png)
 
 ## What is the problem?
 

nohang

@@ -298,7 +298,7 @@ def send_notify(signal, name, pid):
                 username, display_env, dbus_env = i[0], i[1], i[2]
                 Popen(['sudo', '-u', username, 'env', display_env,
                        dbus_env, 'notify-send', '--icon=dialog-warning',
-                       '{}'.format(title), '{}'.format(body)])
+                       '{}'.format(title), '{}'.format(body)]).wait(9)
     else:
         # send notification to user that runs this nohang
         Popen(['notify-send', '--icon=dialog-warning',

nohang.conf

@@ -234,12 +234,12 @@ $ETC foo /// exit 0
     See also wiki.archlinux.org/index.php/Desktop_notifications
     Valid values are True and False.
 
-gui_notifications = False
+gui_notifications = True
 
     Enable GUI notifications about the low level of available memory.
     Valid values are True and False.
 
-gui_low_memory_warnings = False
+gui_low_memory_warnings = True
 
     Минимальное время между отправками уведомлений в секундах.
     Valid values are floating-point numbers from the range [1; 300].

nohang_notify_low_mem

@@ -103,6 +103,6 @@ if len(b) > 0:
             '{}'.format(title), '{}'.format(body)
             ], env={
                 display_key: display_value, dbus_key: dbus_value
-                })
+                }).wait(9)
 else:
     print('Low memory warnings: nobody logged in with GUI. Nothing to do.')