README.md: add archival note
DoubleUtil: new class
unstable.Stack: update copyright year
This repository is archived and no longer maintained. See sample-java instead.
Sample Java code for learning.
Build with Gradle.
# build with
gradle build
# run with
gradle run
# clean with
gradle clean
Note: You may use ./gradlew
instead of gradle
if you haven't installed
gradle already.
Licensed under terms of GPL-3.0-or-later. See file COPYING for details.