Oct 26, 2020Handling None and NaN in Pandas - PythonThe other day as I was reading in a data from BigQuery into pandas dataframe, I realised the data type for column containing all nulls...
Jun 13, 2020EuroPython 2020 Presentation - AnnouncementFor the latest call for proposals to include other timezones from Asia Pacific and Americas, I decided to submit a talk and am glad that...
Jun 26, 2018Data cleaning - Process - PythonThis post is a replicate of the previous post on R but using Python this time round. However, note that there is a difference in data...
Jun 16, 2018Data cleaning - Process - RData cleaning is one of the most important tasks in data science but it is unglamorous, underappreciated and under-discussed. These are...
Jan 30, 2018Data preparation for scraped data - Process - ExcelThis is Part II of a four-part post. Part I talks about scraping data from a website (bookdepository.com, in this case) while Part II...
