Welbog questions

Welbog answers

• XPath to match only directly following siblings
• Get node parent of defined type using xpath
• Up-to-date vs On-Demand
• What are Self-Adjusting Data Structures?
• Why is my SHA1 hash not matching?
• Calculate Triangle From Area And Angles
• SQL Select with WHERE condition, what happens in the background?
• SQL: Optimization problem, has rows?
• Sum different row in column based on second column value
• Testing with multiple regexps at the same time (for use in syntactic analysis)