Joel questions

• Manually loading libcrypto (dlmopen, dlsym) segfaults; dynamically linked works
• Typescript union type array `a[] | b[]` is not `reduce`able, but `map`able
• What is the view of List.sublist(n,m)?
• How to convert a HashMap to a K/V-String in Java 8 with Streams
• Sum up ArrayList<Double> via Java Stream [duplicate]
• Fastest way to get the first n elements of a List into an Array

Joel answers