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Articles récents
Tous les articlesSQL ServerEN
Export data from SQL Server to CSV as fast as possible
Benchmark of BCP, SSIS, sqlcmd and FastBCP to export a 15M rows TPC-H table from SQL Server to CSV
Data ScienceEN
Is this summer warmer than usual here in Lyon (so far)
analysis of Lyon City Town (France) Temperature Evolution
Data ScienceEN
Looping over Pandas data
Differents technics to loop using python and pandas lib with performance comparison of each technic
Data ScienceEN
k-means clustering
k-means is a kind of clustering algorithms, which belong to the family of unsupervised machine learning models. It aims at finding $k$ groups of similar data (clusters) in an unlabeled multidimensional dataset. Let…
Data ScienceEN
OSM Restaurants
In this post we are simply going to retrieve the restaurants from the city of Lyon-France from Open Street Map, and then plot them with Bokeh. Downloading the restaurants name and coordinates is done using a fork of the…