weixin_43922510的博客

ssh框架MultiPartRequestWrapper wrapper=(MultiPartRequestWrapper)request; File[] file=wrapper.getFiles("fileName"); byte[] bytes=new byte[(int)file[0].length()]; InputStream inputStrea...

and instr(';'||A.DIAGNOSTIC_CATEGORY||';',:diagnosticCategory)<>0

SELECT *FROM TABLE1 ALEFT JOIN ( SELECT * FROM ( SELECT T .*, ROW_NUMBER () OVER ( PARTITION BY T .PROBE_ID ORDER BY T .create_time DESC ) rn FROM TABLE2 T...

//下载resource文件夹下面的document文件夹下的模板 public JsonList orderDownloadTemplate(String strJson,String token,JsonList json) throws Exception{ String fn = new String("文件名.xls".getBytes("GBK"),...

报错内容报错信息如下所示：org.hibernate.LazyInitializationException: failed to lazily initialize a collection of role: com.xmgrid.bizDo.cd.po.User.role, no session or session was closed at org.hibernate.collect...

错误代码cn.jiguang.common.resp.APIRequestException: {"error":{"code":1004,"message":"app_key does not exist"}} at cn.jiguang.common.connection.NativeHttpClient._doRequest(NativeHttpClient.java:234) ~[ji...

接收请求返回请求的代码：tomcat如何和浏览器交互？tomcat的本质是一个web服务器。在tomcat中，首先tomcat会调用socket绑定一个端口（一般默认为8080），并调用accept的阻塞方法去监听调用该端口的请求，然后根据socket.getInputStream()去读取url里传递的数据，用socket.outputStream方法返回给浏览器。在这个读写的过程中，为...