转自：http://blog.csdn.net/chenqiai0/article/details/7827071 很多人在进行串口调试的时候会遇到这个问题，请大家略看我的代码，解决方法在其中 //实验目的：串口调试助手上输入数据0-9，然后再数码管显示org 00Hljmp start org 23H //中断入口地址ljmp uart_interrupt org 30Hstart: mov P0,#0xff//设置初始值 mov dptr,#numb lcall en lcall UART_init here: sjmp here //好比是一个while（...
When I‘m trying to exucute next goals:clean install tomcat7:run ,there is an error :[ERROR] Failed to execute goal org.apache.maven.plugins:maven-clean-plugin:2.5:clean (default-clean) on project myproject: Failed to clean project: Failed to delete D:\EclipseWorkspace\myproject\target\tomcat\logs\access_log.2015-02-21 -> [Help 1]I‘ve googled and understand that tomcat uses this access_log file, ...
Permission denied: user=anonymous, access=EXECUTE, inode=”/tmp” 解决办法：报错内容提示hive没有/tmp目录的权限，赋予权限即可： hdfs dfs -chmod 777 /tmpHive JDBC：Permission denied: user=anonymous, access=EXECUTE, inode=”/tmp”标签：解决办法 node exe span ssi lock rmi nod 16px 本文系统来源：https://www.cnblogs.com/lijinze-tsinghua/p/8331569.html
mysqldump 备份，遇到权限不足问题：（一下脚本需要备份的账户至少拥有以下权限 select, reload, lock tables， REPLICATION client） #!/bin/bashuser='数据库用户名' password='数据库密码' dbname='数据库名' date=`date +%Y%m%d` year=`date +%Y` month=`date +%m` day=`date +%d`# 创建备份文件目录和备份文件名 backup_dir=/archive/data/$year/$month/$day filename=$dbname-${date}.sql.gz# mkdir directory recursely if ...