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第一种: StringBuffer sbuf = new StringBuffer(); InputStream is = new FileInputStream(fileName); BufferedReader reader = new BufferedReader(new InputStrea 阅读全文
posted @ 2020-09-04 11:55
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修改catalina.sh,在cygwin=false前增加一行 # OS specific support. $var _must_ be set to either true or false. JAVA_OPTS="-Xms200m -Xmx512m -Xss1024K -XX:PermSiz 阅读全文
posted @ 2020-08-31 16:36
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#查询是否死锁select object_name,machine,s.sid,s.serial# from v$locked_object l,dba_objects o ,v$session s where l.object_id = o.object_id and l.session_id=s 阅读全文
posted @ 2020-06-20 16:53
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