Mar 19, 2019 · To avoid creating any counters and be sure that the id is unique even if there are some other components that create elements with ids on the page, you can use a random …

Sep 7, 2009 · I'm looking for the best way to create a unique ID as a String in Java. Any guidance appreciated, thanks. I should mention I'm using Java 5.

Jul 28, 2011 · Learn how to generate a random string for a div id using JavaScript, with tips and examples from the Stack Overflow community.

Jul 31, 2009 · I need to generate a unique ID based on a random value.

Math.random is a poor choice when a truly random ID is needed, especially if it needs to be unpredictable / cryptographically secure.

Mar 21, 2013 · 5 I've built a scenario to generate a unique cryptographically secure random id. with 4 random generations id's First 4 Alphabets from an alphabets list [a-z]. Middle 4 digits …

Math.floor(Math.random() * 10000000000000001) I'd like to use the current UNIX time ((new Date).getTime()), but I'm worried that if two clients generate ids at the exact same time, they …

8 This question seems to be answered, however for completeness, I would add another approach. You can use a unique ID number generator which is based on Twitter's Snowflake id …

This won't generate a valid UUID though: version 4 UUIDs (the type based on random data) require a few bits to be set in a certain way to avoid conflicting with the non-random UUID …

Jun 6, 2010 · The Oracle/OpenJDK implementation uses a cryptographically-strong random number generator. Given that, and given the astronomical range given by so many bits in a …