This repository code-snippet is for frequently used code.
Some of them are open-sourced, and some are self-written. Below are the list of them with proper links.

1. geocoding with folium, geopandas and geojson
   1.1. interactive geocoding with folium [Link]
   1.2. tips of geopandas from Pycon 2019 tutorial

   • Korean font problem : try another encoding [Link]
   • Reading geometry data as text [Link]
   • About geocoding coordination system, epsg and proj [Link]
   • Geometry file type selection by driver [Link]

2. data visualization with matplotlib and seaborn.
   2.1. Multiple graphs in a frame [Link]
   2.2. Data distribution (bar plot) with text, for Categorical data [Link] and Numerical data [Link]
   2.3. Scatter plot on a Map [Link]
   2.4. Colors and Colormaps [Link]
   2.5. Violin plot with Raw data [Link], subplot control with gridspec [Link]

3. data analysis with pandas.
   3.1. Nice representation of pandas DataFrame to markdown [Link]
   3.2. Find address (raw and column) by value [Link]
   3.3. Create Timestamp from split data [Link]
   3.4. Find first data of each date [Link]

4. techniques of numpy.
   4.1. Numpy vectorization functions [Link]
   4.2. numpy.vectorize() [Link] and as decoration[Link]