How to generate unique combinations in Excel? Supposing you have three lists, and now you want to generate unique combinations from these three lists as below screenshots shown, and how can you quickly solve this troublesome problem in Excel? Then in the List All Combinations dialog, select Value from Type drop down list. Jun 06, 2018 Pairs provide a convenient way of handling simple key to value association and are particularly useful when we want to return two values from a method. A simple implementation of a Pair is available in the core Java libraries. Beyond that, certain third-party libraries such as Apache Commons and Vavr have exposed this functionality in their. Photoshop cs5 key generator download.
- I'm trying to create a HashMap, loop through that HashMap, and finally, I'm trying create an ArrayList of key/value pairs - from the HashMap - that contain within its value set a parameter value. I realize that might be a little hard to understand, so I've provided my code to.
- Feb 04, 2019 Learn how we can create all possible combinations of values in two lists - using formulas in Excel. Ask Your Excel Question #16 For an excel template that.
For the desired output we can assume that the productAttribute parameter value is 'Computer'.
Current output of the addProduct ArrayList:
Desired output of the addProduct ArrayList:
I can't seem to figure out what I'm doing wrong. Any help would be greatly appreciated.
Well, looking at the lists of Strings you have in your example, I don't understand why they are lists of Strings. To me they ought to be some kind of objects which are designed specifically for these products, because obviously the first entry in the list is some kind of a category, the second entry is a manufacturer, and so on. Just putting those things in a list is a misuse of lists.
And likewise I don't see the point of making a slightly different list which just has the product code on the front. Perhaps it should be part of the product object which I was just suggesting. Making a list of products would make a lot of sense once you've done that, which is basically your non-OO requirement anyway.