gfytd questions

• Change the color of ellipse when mouse over
• Why git pull results in thousands of merge conflicts?
• Why Spark dataframe cache doesn't work here
• When to use Guava sameThreadExecutor
• GridSplitter not working after applying an animation to a grid column
• Flink, how to set parallelism properly when using multiple Kafka source?
• Should the HBase region server and Hadoop data node on the same machine?

gfytd answers