Become better at technical writing; accept Hashnode's writing challenge for four weeks.
Share your story, achievements, or experiences as a woman, non-binary folk in tech or as a #WomenWhoTech ally!
Publish your first article on Hashnode and become a self starter!
Publish an article every day for 7 days and earn a cool serial blogger badge!
Write a story that drives amazing engagement on Hashnode and become the talk of the town!
Write an in-depth article on your Hashnode blog that's more than 2000 words and become a word warrior!
![[ Java ] Stream Api의 map vs flatMap](https://cdn.hashnode.com/res/hashnode/image/upload/v1737274959744/7925979b-682e-47e3-8367-780b8a42de24.png)
