Merge pull request #218 from trip5/patch-1

Update weather-display.md

wiki/weather-display.md

@@ -111,3 +111,27 @@ action:
  g: 192
  b: 192
 ```
+
+### Add error-checking to sensors which may go offline (note the continue_on_error bit too!)
+
+```
+ - service: esphome.pixelclock_icon_screen
+ data:
+ default_font: true
+ icon_name: >-
+ weather_{{ states('sensor.openweathermap_condition')|replace("-",
+ "_") }}
+ text: >
+ {% set state = states('sensor.openweathermap_temperature') %} {% if
+ is_number(state) %}
+ {{ state|round(1) }}°
+ {% else %}
+ {{ "error" }}
+ {% endif %}
+ lifetime: 5
+ screen_time: 3
+ r: 192
+ g: 192
+ b: 192
+ continue_on_error: true
+```