If you have... included all necessary jars Configured build path correctly added them all in deployment assemblyCorrectly. then also you getting "java.lang.ClassNotFoundException: org.apache.struts2.dispatcher.FilterDispatcher" error then you co…
在Android Studio中新建项目时出现了以下问题:Your android sdk is out of date or is missing templates. Please ensure you are using SDK version 22 or later.其实这是因为旧的SDK已经在你以前的Eclipse ADT Plugin中安装好了,我们只需要更新Android SDK Tool到版本22或更高即可,并将其引用在Android Studio中就行了,至于更新Android…
今天部署 JavaWeb 项目到云服务器,突然出现can t connect to MySQL server on ip的问题 经过了一些检查,认为很有可能是防火墙的原因.下面是检查的具体操作: 因为Mysql默认不允许远程登录,所以需要设置防火墙开放3306端口: GRANT ALL PRIVILEGES ON *.* TO 'root'@'%' IDENTIFIED BY '数据库连接密码' WITH GRANT OPTION; 虽然命令执行成功,但是问题还是没有解决.... 接着继续查找问…