Java
Java sample http://java2s.com/ https://devlights.hatenablog.com/entry/20061030/p1 http://www.tohoho-web.com/
socket http://manabu.quu.cc/up/6/e62tcpjava.htm
Listener https://docs.oracle.com/javase/tutorial/essential/io/notification.html#try https://www.javaworld.com/article/2077351/java-se/events-and-listeners.html http://www.vogella.com/tutorials/DesignPatternObserver/article.html
JNI https://blog.goo.ne.jp/xmldtp/e/75720fd5daebcfd6d6b77292048f6345
DB https://ts0818.hatenablog.com/entry/2017/07/10/223553
web service Axis https://www.eclipse.org/webtools/community/tutorials/BottomUpAxis2WebService/bu_tutorial.html https://crunchify.com/create-and-deploy-simple-web-service-and-web-service-client-in-eclipse/
Java thread safe https://www.journaldev.com/1061/thread-safety-in-java https://www.baeldung.com/java-thread-safety
SLMP (Binary) https://qiita.com/hidehito108/items/e8eca75a46ee7d59feed https://qiita.com/nwtgck/items/c53db76e19ef80296a71 https://itsakura.com/java-socket https://weblabo.oscasierra.net/java-hex-convert-1/ http://commons.apache.org/proper/commons-codec/download_codec.cgi
SLMP (ASCII) http://rabbitfoot141.hatenablog.com/entry/2015/11/28/215745 https://chakouro.exblog.jp/1894935/
java taskschedule http://www.sauronsoftware.it/projects/cron4j/manual.php http://netbuffalo.doorblog.jp/archives/4525514.html
java thread scheduler https://qiita.com/yacchi1123/items/958c908d8c9018c1eba4 https://techbooster.org/android/application/934/
Servlet https://itsakura.com/eclipse_tomcat http://ashitawa-harerukana.hatenablog.com/entry/2014/01/26/000335 https://www25.atwiki.jp/dotcom/pages/46.html
war deploy https://www.javalife.jp/2018/04/10/tomcat9-%E3%83%AB%E3%83%BC%E3%83%88%E3%83%91%E3%82%B9%E3%81%ABweb%E3%82%A2%E3%83%97%E3%83%AA%E3%82%B1%E3%83%BC%E3%82%B7%E3%83%A7%E3%83%B3%E3%82%92%E9%85%8D%E7%BD%AE%E3%81%99%E3%82%8B/
java Multithreading https://www.tutorialspoint.com/java/java_multithreading.htm
java excel read https://www.callicoder.com/java-read-excel-file-apache-poi/ (Necessary jar ↓↓) poi-4.0.1.jar poi-ooxml-4.0.1.jar poi-ooxml-schemas-4.0.1.jar xmlbeans-3.0.2.jar commons-compress-1.18.jar commons-collections4-4.3.jar https://www.javadrive.jp/poi/cell/
java serial http://www.java2s.com/Code/JavaAPI/javax.comm/SerialPortEventDATAAVAILABLE.htm https://qiita.com/kota344@github/items/35e0e1746d889d0365a3 https://github.com/damellis/A4S/issues/12 http://5bai.jugem.jp/?eid=332 http://jlog.org/rxtx-win.html rxtxSerial.dll uses 64, default is 32
virtual com port(CPDE&VSPE) https://stackoverflow.com/questions/1059451/how-can-i-emulate-a-com-port-write-data-to-it-and-read-data-from-it https://www.aggsoft.com/com-port-emulator/download.htm http://icas.to/sdrplay/vspe/index.htm http://www.eterlogic.com/Products.VSPE.html
java xml passer http://daisuke-m.hatenablog.com/entry/20090113/1231853050
java DOM https://www.mlab.im.dendai.ac.jp/~yamada/web/xml/dom/ read https://code-examples-ja.hateblo.jp/entry/2014/08/08/Java_XML%E3%82%92DOM%E3%81%A7%E8%AA%AD%E3%81%BF%E8%BE%BC%E3%82%93%E3%81%A7%E5%86%85%E5%AE%B9%E3%82%92%E5%8F%96%E5%BE%97%E3%81%99%E3%82%8B write https://www.mkyong.com/java/how-to-create-xml-file-in-java-dom/
java StAX http://www.java2s.com/Tutorials/Java/Java_XML/0300__Java_StAX_Intro.htm
java arraylist next https://java-reference.com/java_collection_arraylist.html
java encryption https://www.ssl2buy.com/wiki/symmetric-vs-asymmetric-encryption-what-are-differences
java Asymmetric https://www.mkyong.com/java/java-asymmetric-cryptography-example/ http://commons.apache.org/proper/commons-codec/download_codec.cgi
java Symmetric https://gist.github.com/twuni/5668121
junit https://konbu13.hatenablog.com/entry/2014/01/18/230415 https://blog.codebook-10000.com/entry/20141020/1413810704 http://summer-wars.hatenadiary.jp/entry/2017/06/27/144626#1EclEmma%E3%81%AE%E3%82%A4%E3%83%B3%E3%82%B9%E3%83%88%E3%83%BC%E3%83%AB https://javaworld.helpfulness.jp/post-66/
java Singleton https://techacademy.jp/magazine/18939
java Map https://qiita.com/yoshi389111/items/7ea0f9b9483b0138ecdf https://stackoverflow.com/questions/2889777/difference-between-hashmap-linkedhashmap-and-treemap https://crunchify.com/hashmap-vs-concurrenthashmap-vs-synchronizedmap-how-a-hashmap-can-be-synchronized-in-java/
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