xuwei https://blog.hatena.ne.jp/xuwei/ xuwei-k's blog https://xuwei-k.hatenablog.com/ scala json4s json Scala 3部分でserializeとdeserializeに対応したけれど、全然仕組みが違うので速度大幅に劣化してるのか、思ったより変わらないのか？を調べた https://xuwei-k.hatenablog.com/entry/2025/11/01/100903 https://xuwei-k.hatenablog.com/entry/2024/06/17/091340 https://github.com/json4s/json4s/pull/1460 190 <iframe src="https://hatenablog-parts.com/embed?url=https%3A%2F%2Fxuwei-k.hatenablog.com%2Fentry%2F2025%2F11%2F02%2F092713" title="json4sのserializeとdeserializeのbenchmark - xuwei-k&#39;s blog" class="embed-card embed-blogcard" scrolling="no" frameborder="0" style="display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;"></iframe> Hatena Blog https://hatena.blog 2025-11-02 09:27:13 rich https://xuwei-k.hatenablog.com/entry/2025/11/02/092713 1.0 100%