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A walkthrough of a Lucene span-based search, using a combination of SpanNot, SpanOr and SpanNear queries. We also take a quick look at an alternative approach using Lucene’s Standard Query Parser with interval functions.

How can we see the IANA Time Zone Database (TZDB) zone change rules in Java?

What localization rules does Java use (via the CLDR) for formatting decimal numbers - specifically the separator character and the decimal character?

Modifying the behavior of the DataTables global search - in this case, to make the search insensitive to diacritics (accented characters).

HTML’s boolean attributes can get a bit confusing - especially when combined with Thymeleaf expressions.

A subtle change has happened in how currency strings need to be parsed.

A very basic demo of Hibernate 6 with Infinispan, showing the L2 cache in action.

Note to self.

Javalin Plug-Ins for Secure Connections

Specifically, this includes handling a REST resource which uses a self-signed certificate.