목록전체 글 (1649)

develog

MERGE INTO

MERGE INTO ATESTUSING DUALON (SEQ = 12)WHEN MATCHED THENUPDATE SETTITLE = 'UPDATE'WHEN NOT MATCHED THENINSERT (SEQ, TITLE)VALUES (12, 'INSERT')
DB/Oracle 2013. 5. 30. 16:00
exception handling

try { // throw exception} catch (Exception e) { logger.error(e.getMessage(), e); throw new RuntimeException(e.getMessage());}
Dev/Java 2013. 5. 29. 15:54
logger.error

logger.error(e);-----------------------------------[2013-05-29 15:21:44] [ERROR] java.lang.RuntimeException: 에러! logger.error(e.getMessage());-----------------------------------[2013-05-29 15:22:10] [ERROR] 에러! logger.error(e, e);-----------------------------------[2013-05-29 15:22:35] [ERROR] java.lang.RuntimeException: 에러!java.lang.RuntimeException: 에러!at test.TestMaint2.cc(TestMaint2.java:51)..
Dev/Java 2013. 5. 29. 15:24
[Java] log4j, add appender in source code

PatternLayout patternLayout = new PatternLayout("[%d{yyyy-MM-dd HH:mm:ss}] [%-5p] %m%n"); ConsoleAppender consoleAppender = new ConsoleAppender(patternLayout); RollingFileAppender rollFileAppender = new RollingFileAppender(patternLayout, "log/rolling.log");rollFileAppender.setAppend(true);rollFileAppender.setMaxFileSize("2MB");rollFileAppender.setMaxBackupIndex(10); DailyRollingFileAppender dail..
Dev/Java 2013. 5. 29. 15:21
정규표현식 #1

import java.util.regex.Matcher;import java.util.regex.Pattern; public class TestMain { public static void main(String[] args) {System.out.println("START");System.out.println("-------------------------------------");String str = "본문 영역으로 바로가기";System.out.println("str : " + str);String regex = "";Pattern pattern = Pattern.compile(regex);Matcher matcher = pattern.matcher(str); String ret = null;whi..
Dev/Java 2013. 5. 26. 22:19
[java] html tag 제거

code // remove style block str = str.replaceAll("",""); // remove script block str = str.replaceAll("",""); // remove html tag str = str.replaceAll("]*>",""); // remove html entity str = str.replaceAll("&[^;]+;",""); before 본문 영역으로 바로가기 after 본문 영역으로 바로가기
Dev/Java 2013. 5. 26. 22:14
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