Today I have launched the first version of AirPicHub! It is available at airpichub.leskor.com. It took me about a year to develop it. AirPicHub allows you to upload your photos to the cloud, group it by albums, share with others, and access it from any device. No need to worry about managing your gallery. Now I can finally try using it on my own and test it in real life. I hope my relatives and friends will also find it useful....

Spring: Blocking vs non-blocking: R2DBC vs JDBC and WebFlux vs Web MVC This recent article on blocking versus non-blocking Java performance proves the right direction in which Java slowly moves: reactive programming. New R2DBC driver (reactive successor to JDBC) is at its early stage of development (lack of JPA support), but it already shows significant performance benefits of non-blocking computations. Please keep in mind that it works only for high concurrent services....

It is fascinating how we are getting used to the ways we pay. I always bring at least some cash with me when I am going away for a long time because it is not possible to pay by card for a minibus ride in Kyiv, leave a tip in a restaurant or buy a snack in a small stall. But I much prefer contactless payments. Indeed, it was the main feature I looked for when upgrading my phone....