merge

battery-widget/README.md

@@ -10,7 +10,7 @@ This widget consists of:
  ![Battery Widget](./bat-wid-2.png)  
  Alternatively you can use a tooltip (check the code):  
  ![Battery Widget](./bat-wid-22.png)
- - a pop-up warning message which appears on bottom right corner when battery level is less that 15%:  
+ - a pop-up warning message which appears on bottom right corner when battery level is less that 15% (you can get the image [here](https://vk.com/images/stickers/1933/512.png)):  
  ![Battery Widget](./bat-wid-3.png) 
 
 Note that widget uses the Arc icon theme, so it should be [installed](https://github.com/horst3180/arc-icon-theme#installation) first under **/usr/share/icons/Arc/** folder.

batteryarc-widget/README.md

@@ -38,6 +38,7 @@ s.mytasklist, -- Middle widget
 		batteryarc_widget,
 		...
 ```
+You can get the icon for warning popup [here](https://vk.com/images/stickers/1933/512.png)
 
 ## Troubleshooting
 

spotify-shell/README.md

@@ -48,8 +48,8 @@ Keyboard navigation (copied from [`awful.prompt`](https://awesomewm.org/doc/api/
 1. Install [sp](https://gist.github.com/streetturtle/fa6258f3ff7b17747ee3) - CLI client for [Spotify for Linux](https://www.spotify.com/ca-en/download/linux/):
 
     ```bash
-    $ sudo git clone https://gist.github.com/fa6258f3ff7b17747ee3.git /opt/
-    $ sudo ln -s /opt/sp /usr/local/bin/
+    $ sudo git clone https://gist.github.com/fa6258f3ff7b17747ee3.git ~/dev/
+    $ sudo ln -s ~/dev/sp /usr/local/bin/
     ```
 
     Check if it works by running `sp help`.

weather-widget/weather.lua

@@ -61,39 +61,36 @@ local icon_map = {
 }
 
 -- handy function to convert temperature from Kelvin to Celcius
-local function to_celcius(kelvin)
+function to_celcius(kelvin)
     return math.floor(tonumber(kelvin) - 273.15)
 end
 
 -- Return wind direction as a string.
-local function to_direction(degrees)
-    local directions = {
-        { "N", 348.75, 360 },
-        { "N", 0, 11.25 },
-        { "NNE", 11.25, 33.75 },
-        { "NE", 33.75, 56.25 },
-        { "ENE", 56.25, 78.75 },
-        { "E", 78.75, 101.25 },
-        { "ESE", 101.25, 123.75 },
-        { "SE", 123.75, 146.25 },
-        { "SSE", 146.25, 168.75 },
-        { "S", 168.75, 191.25 },
-        { "SSW", 191.25, 213.75 },
-        { "SW", 213.75, 236.25 },
-        { "WSW", 236.25, 258.75 },
-        { "W", 258.75, 281.25 },
-        { "WNW", 281.25, 303.75 },
-        { "NW", 303.75, 326.25 },
-        { "NNW", 326.25, 348.75 },
-    }
+function to_direction(degrees)
+    -- Ref: https://www.campbellsci.eu/blog/convert-wind-directions
     if degrees == nil then
         return "Unknown dir"
     end
-    for i, dir in ipairs(directions) do
-        if degrees > dir[2] and degrees < dir[3] then
-            return dir[1]
-        end
-    end
+    local directions = {
+        "N",
+        "NNE",
+        "NE",
+        "ENE",
+        "E",
+        "ESE",
+        "SE",
+        "SSE",
+        "S",
+        "SSW",
+        "SW",
+        "WSW",
+        "W",
+        "WNW",
+        "NW",
+        "NNW",
+        "N",
+    }
+    return directions[math.floor((degrees % 360) / 22.5) + 1]
 end
 
 local weather_timer = timer({ timeout = 60 })