Jun Wan10 Job Searching tips 2020COVID-19 is a storm nobody sees coming, and it impacts everyone now in most of the world, and companies are shedding employees rapidly and…Apr 25, 2020Apr 25, 2020
Jun WanExclude a list of items in PySpark DataFrameSometimes you have two dataframes, and want to exclude from one dataframe all the values which are in another dataframe. For example, you…Feb 25, 2020Feb 25, 2020
Jun WanOversampling and Undersampling with PySparkIn Machine Learning, when dealing with Classification problem with imbalanced training dataset, oversampling and undersampling are two…Feb 9, 20201Feb 9, 20201
Jun WanA Java Client for TensorFlow Serving gRPC APILearn the steps to generate a Java client that can call the TensorFlow Serving’s gRPC endpoints. A pre-built jar is also available.Apr 22, 20192Apr 22, 20192
Jun WanQuote your ports in Docker compose fileI struggled for quite a while to fix a Docker compose problem. I have this simple config line:Apr 1, 2019Apr 1, 2019
Jun WanElixir strings in single quote vs double quoteToday I stumbled on the subtle difference in Elixir between strings in single quote and double quote. Although the documentation explains…Apr 1, 2019Apr 1, 2019
Jun WanCenter Align an Image or other types of block contentI need to center an image inside a div, and tried many variations of following with no luck.Apr 1, 2019Apr 1, 2019
Jun WanHow to stop iTerm2 from sending commands to all panesI use iTerm2 in Mac OSX as a replacement for built-in terminal, and it is pretty handy.Apr 1, 2019Apr 1, 2019
