问题描述 LOG4J:为什么动态设置日志级别不成功呢 public class Client { public static void main(String[] args) { int count = 0; while (true) { PropertyConfigurator.configure(""log4j.properties""); Logger logger = Logger.getLogger(""pear""
excel|创建|动态 一个用组件动态创建Excel文件的实例 在精华区中有一篇关于在ASP中动态创建的Excel文章, 但实际上我们会发现如果我们在ASP中用Set MyExcelChart = server.CreateObject("Excel.Sheet")是行不通的. 这样做的话会出现如下的错误信息:Only InProc server components should be used. If you want to use LocalServer component
项目需要使用log4j来记录日志,要求是[按设定迭代日期删除过期日志文件,同一天内按设定大小分文件].废话不说上代码 package org.apache.log4j; /** * Copyright (C) The Apache Software Foundation. All rights reserved. * * This software is published under the terms of the Apache Software * License version 1.