Thor questions

• Comparing "Queue" objects in Java
• wildcard capturing java method argument and parameter type
• I thought "NlogN" is "N" times "logN", but why is it described as "double PLUS an amount proportional to N"
• what is the purpose of variable i minus 1 within the swap method? Is - 1 really necessary for a fair randomization?
• what is purpose of the inner for-loop inside 'for(auto &str : vec)'?
• How to write a program that download all videos from a web page and sort them according to date created? [closed]
• Why Java wouldn't allow initialisation of static final variable (e.g. static final int d) in constructor? [duplicate]
• Is there the concept of strong reference cycle (or something similar) in Java, similar to that of Swift? [duplicate]
• How to compare int arrays in Java? [duplicate]
• Image in imageView turned into a question mark in a Swift Xcode storyboard

Thor answers