摘要：Mysql查询报错Error Code: 1267. Illegal mix of collations (utf8_unicode_ci,IMPLICIT) and (utf8_general_ci,IMPLICIT) for operation '='0.001 sec提示两个表的编码不一致，需要进行转换将比较等式一边进行字符串转换，如改为ALTER TABLE 表名 CONVERT TO CHARACTERSET utf8 collate utf8_unicode_ci 阅读全文

摘要：开两个tomcat时出现异常：java.lang.Exception: Socket bind failed: [730048] ?????????×???(Э?é/???????/???)????í?? at org.apache.tomcat.util.net.AprEndpoint.bind(AprEndpoint.java:446) at org.apache.tomcat.util.net.AbstractEndpoint.init(AbstractEndpoint.java:610) at org.apache.coyote.AbstractProto 阅读全文