Updated docs

apps/deck.py

@@ -5,6 +5,7 @@ def app():
 
     import pydeck as pdk
 
+    st.title("Property values in Vancouver, Canada")
     DATA_URL = "https://raw.githubusercontent.com/visgl/deck.gl-data/master/examples/geojson/vancouver-blocks.json"
     LAND_COVER = [
         [[-123.0, 49.196], [-123.0, 49.324], [-123.306, 49.324], [-123.306, 49.196]]

apps/housing.py

@@ -8,9 +8,7 @@ import pydeck as pdk
 import geopandas as gpd
 import streamlit as st
 import leafmap.colormaps as cm
-import matplotlib.pyplot as plt
-from leafmap.common import to_hex_colors, hex_to_rgb
-import matplotlib as mpl
+from leafmap.common import hex_to_rgb
 
 
 STREAMLIT_STATIC_PATH = pathlib.Path(st.__path__[0]) / "static"
@@ -208,8 +206,10 @@ def app():
 
     st.title("Real Estate Data and Market Trends")
     st.markdown(
-        """
-    Data source: <https://www.realtor.com/research/data>
+        """**Introduction:** This interactive dashboard is designed for visualizing U.S. real estate data and market trends at multiple levels (i.e., national,
+         state, county, and metro). The data sources include [Real Estate Data](https://www.realtor.com/research/data) from realtor.com and 
+         [Cartographic Boundary Files](https://www.census.gov/geographies/mapping-files/time-series/geo/carto-boundary-file.html) from the U.S. Census Bureau.
+         Several open-source packages are used to process the data and generate the visualizations, such as [streamlit](https://streamlit.io), [geopandas](https://geopandas.org), [leafmap](https://leafmap.org), and [pydeck](https://deckgl.readthedocs.io).
     """
     )
 

multiapp.py

@@ -64,16 +64,17 @@ class MultiApp:
 
         st.sidebar.title("Contribute")
         st.sidebar.info(
-            "This an open source project and you are very welcome to **contribute** your awesome "
+            "This is an open source project and you are very welcome to contribute your "
             "comments, questions, resources and apps as "
-            "[issues](https://github.com/giswqs/streamlit-geospatial/issues) of or "
+            "[issues](https://github.com/giswqs/streamlit-geospatial/issues) or "
             "[pull requests](https://github.com/giswqs/streamlit-geospatial/pulls) "
             "to the [source code](https://github.com/giswqs/streamlit-geospatial). "
         )
         st.sidebar.title("About")
         st.sidebar.info(
             """
-            This app is maintained by Qiusheng Wu. You can learn more about me at
+            This web [app](https://gishub.org/streamlit-geospatial) is maintained by Qiusheng Wu. You can learn more about me at
             [wetlands.io](https://wetlands.io) | [GitHub](https://github.com/giswqs) | [Twitter](https://twitter.com/giswqs) | [YouTube](https://www.youtube.com/c/QiushengWu).
+
         """
         )