2019

• 2019-05-08sql-select-null-usage.md
• 2019-02-24word-break-ii.md
• 2019-02-22scala-foldLeft-vs-foldRight.md
• 2019-02-10scala-PriorityQueue-ordering-explain
• 2019-01-30scala-for-the-impatient-chapt-5-ex.md
• 2019-01-26scala-for-the-impatient-chapter-4-ex.md
• 2019-01-12scala-for-the-impatient-chapter-3-ex
• 2019-01-09scala-for-the-impatient-chapter-1-ex

2016

• 2016-11-16how to sync forked repo on github
• 2016-08-17elevator-design part 1