vs2010 and vs2012 are installed on target machine. Build c# project using vs2010, following error occurred: ERROR message : error MSB4216: Could not run the "GenerateResource" task because MSBuild could not create or connect to a task host with…
1.别人在用自己的tomcat访问我留的查询接口时,出现Cannot create PoolableConnectionFactory (null,  message from server: "Host 'admin-PC' is not allowed to connect to this MySQL server")这个问题 解决办法: mysql -u root -p mysql>use mysql; mysql>select 'host' from user wh…
How to Create a Cron Job (Scheduled Task) for Your Website or Blog by Christopher Heng, thesitewizard.com On occasion, you might come across the need to create a scheduled task for your site. For example, you may have installed a website statistics s…
更换计算机名,重新启动系统后 oracle 的监听器就无法正常启动, 总是提示ORA-12545:Connect failed beacuse target host or object does not exist,每次监听器启动完就自动又关闭.打开oracle 目录 D:\ORACLE\ora92\network\admin 下的listener.ora 文件 把HOST的值改为自己新的计算机名或者IP地址,并且把tnsnames.ora文件中的HOST改为自己的机器名称或者是ip地址…
[oracle@ybdbtest oradata]$ sqlplus /nolog SQL*Plus: Release 9.2.0.4.0 - Production on Thu Jun 26 10:16:29 2014 Copyright (c) 1982, 2002, Oracle Corporation.  All rights reserved. SQL> conn / as sysdba ERROR: ORA-12545: Connect failed because target h…
如题  xshell连接虚拟机上的centOS,操作途中突然断开连接,报错:connect closed by foreign host 快捷解决方法: 在虚拟机上centOS重新启动网络,即可解决问题: 命令: sudo service network restart…
问题描述 $ lsnrctl startLSNRCTL for Linux: Version 12.1.0.2.0 - Production on 26-JUL-2017 09:53:42Copyright (c) 1991, 2014, Oracle. All rights reserved.Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=mengqf)(PORT=1521)))TNS-12545: Connect failed…
实验环境: centos7 x2 server-vsftp:192.168.1.32 client:192.168.95 客户端测试访问 ftp服务器 报错:ftp: connect: No route to host, 排除思路: 1.服务器与客户端是否互通, 2.防火墙是否启用 解决: 1.在/etc/sysconfig/iptables-config 文件中 更改 IPTABLES_MODULES="" 为 IPTABLES_MODULES="ip_nat_ftp ip…
vim /etc/mysql/my.cnf bind-address = 0.0.0.0 /etc/init.d/mysql restart mysql -uroot -p1234 # grant all privileges on *.* to root@'%' identified by '1234' with grant option;or #grant all privileges on *.* to root@'<HOST_IP>' identified by '1234' with…
问题: 昨天在局域网内的两台机器上用ftp命令传文件.因为是新机器所以没安装ftp. 分别在两台机器上安装了ftp的服务端和客户端,并启动了ftp服务器进程. 当用启动ftp连接另一台机器时发生了如下错误: 在网上查找了一些资料,可能是防火墙屏蔽了ftp服务. 解决方法: 1. 查看防火墙:iptables -L 2. 清空防火墙:iptables -F 3. 保存防火墙规则:service iptables save 注意:ftp连接两端的防火墙都要清空. ftp相关问题的解决方法: http…