Find the Celebrity Suppose you are at a party with n people (labeled from 0 to n - 1) and among them, there may exist one celebrity. The definition of a celebrity is that all the other n - 1 people know him/her but he/she does not know any of them. N…

这种情况可能是因为你输入错误的用户名密码达到10次,oracle给你锁住了. 解决方法: 首先 ~bash$ sqlplus /nolog SQL> conn sys/sys as sysdba; 然后从表dba_profiles中看看失败次数的上限(默认为10) SQL> select resource_name, limit from dba_profiles where resource_name = 'FILAED_LOGIN_ATTEMPTS'; RESOURCE_NAME LIMI…

Suppose you are at a party with n people (labeled from 0 to n - 1) and among them, there may exist one celebrity. The definition of a celebrity is that all the other n - 1people know him/her but he/she does not know any of them. Now you want to find…

由于我在前不久的一次项目调试的时候,将一条数据的ID与另一条数据的ID相同了,但不知为什么没有报错,当在页面发现问题时,删除这条数据时就报错了,oralce record is locked by another user  将锁图标打开也不行,于是找了网上很多解决方式,但说得都不尽详细,最后自己根据其他人的写法,最终将错误数据成功删除                       select session_id from v$locked_object; ; ALTER SYSTEM KIL…

标题:working copy locked 提示:your working copy appears to be locked. run cleanup to amend the situation. 产生这种情况大多是因为上次svn命令执行失败且被锁定了. 如果cleanup没有效果的话只好手动删除锁定文件. cd 到svn项目目录下,然后执行如下命令 del lock /q/s 就把锁删掉了. 附图:…

原题链接在这里:https://leetcode.com/problems/find-the-celebrity/ 题目: Suppose you are at a party with n people (labeled from 0 to n - 1) and among them, there may exist one celebrity. The definition of a celebrity is that all the other n - 1people know him/h…

scott/tiger登录时提示ora-28000 the account is locked在plsql developer中要是以scott/tiger登录时提示ora-28000 the account is locked.解决办法:新装完Oracle10g后,用scott/tiger测试,会出现以下错误提示:        oracle10g the account is locked        oracle10g the password has expired原因:默认Oracl…

jsp文件重命名后发布不起来了,提示文件被占用,原因是当前的java ee项目 与它引用的java项目 依赖了相同的jar包,删除了clean 再发布,问题解决,如有需要再引用回来 http://it.zhaozhao.info/archives/44926 环境:eclipse tomcat 之前使用没有什么问题但是突然项目修改jsp文件后,tomcat不能发布, Publishing failed with multiple errors Could not delete D:\Tomcat…

As we know that some devices come with locked bootloaders like Sony, HUAWEI, hTC...If you try to unlock bootloader, the data would disappear!!! Take hTC d826Y for example, our goal is to do physical acquisition so as to carve deleted data. But hTC D8…

When you plug in your iPhone, it will ask you to trust the computer. If you already trust and unlocked but still said your device was locked (bug). Just unplug and plug again then it will work 拔掉数据线  重新连接 就好了.…

使用CornerStone工具update最新SVN代码报错:The working copy is locked due to a previous error,不仅无法上传,也无法更新,错误提示被锁. 解决方法1:在CornerStone找到本地代码工程 - 右键 - 点击clean  即可. 解决方法2:使用终端命令,找到文件所在目录,执行find . | grep ".svn/lock" | xargs rm…

启动tomcat7之后,运行正常,但是运行一段时间就会提示以下警告: 十二月 04, 2013 5:10:15 下午 org.apache.catalina.realm.LockOutRealm authenticate WARNING: An attempt was made to authenticate the locked user "tomcat" 虽然不影响程序的运行,但是后台控制台一直提示,所以上网搜索找出现这个现象的原因. 处理这个问题最有效的办法是把tomcat的we…

连接数据库的时候报: ORA-28000: the account is locked 解决方法: cmd-进入命令行 C:\Users\0>sqlplus /nolog SQL*Plus: Release 11.2.0.1.0 Production on 星期一 10月 31 15:25:10 2016 Copyright (c) 1982, 2010, Oracle. All rights reserved. SQL> connect /as sysdba已连接.SQL> alter…

Error:svn: E155004: Run 'svn cleanup' to remove locks (type 'svn help cleanup' for details)svn: E155004: Working copy 'D:\JavaProgram\IDEA workspace\shenghuojia' locked.svn: E155004: 'D:\JavaProgram\IDEA workspace\shenghuojia' is already locked. 出现sv…

Suppose you are at a party with n people (labeled from 0 to n - 1) and among them, there may exist one celebrity. The definition of a celebrity is that all the other n - 1 people know him/her but he/she does not know any of them. Now you want to find…

前些时候,同事在站点服务端使用SQlite存储一些临时数据,但是在多人并发的时候Sqlite会抛出异常:The database file is locked , database is locked,而且这个是在客户生产环境下提示出来的,开发环境很难重现,同事实在没辙,竟然想发动所有研发同事通过操作软件重现问题,我只能呵呵了.既然是Sqlite的原因,直接写个小程序测试下sqlite不就行了,而且就算重现了,难不成要改Sqlite源码... Sqlite的特点: 简单(simple):SQLi…

在sqlite批量添加数据时,报错:database is locked. 解决办法:将db路径由相对路径设置为绝对路径.…

之前一直用着好好的,今天打开HANA Studio突然发现一个系统都不在了: 提示:‘Secure storage is locked’ 我点旁边的Unlocked没有任何反应,右键也没有功能了.如下图 还以为自己客户端出问题,卸载重装之后也是如此,后来问google终于找到解决办法. 打开NANA Studio客户端——>Window——>Preferences——>General——>Security——>Secure Storage  如上图所示,把之前的系统删除后,重…

1.Question describe when you use account scott/tiger connect to oracle, you will see "the user account is locked", because you did't unlock the account when you install the oracle. 2.Solution: ~login in account system/Cnblogs1900 (the password i…

转自:http://geek.hubkey.com/2007/09/locked-workflow.html 转自:http://blogs.code-counsel.net/Wouter/Lists/Posts/Post.aspx?List=c04a88a9%2Dd138%2D4ac3%2Da2bb%2Db95c9fdd114e&ID=118 SPWorkflow.AlertTask()的时候出现"This task is currently locked by a running w…

在操作ORACLE数据库的时候,由于执行完,没有COMMIT,直接把PL/SQL关闭掉,后来导致那张表被锁住,当编辑时就会出现这个信息,record is locked by another user!当出现这种情况的时候,只要操作下面几个步骤就可以解锁了.1.查看锁 select t2.username,t2.sid,t2.serial#,t2.logon_time from v$locked_object t1,v$session t2 where t1.session_id=t2.sid…

Oracle修改表中记录时出现record is locked by another user的问题 在操作表时没有commit,导致表被锁,只要执行下面两行语句,就可以了将行锁解锁了. 1.    -- 查看被锁表的sid 和 serial# Select t2.username,t2.sid,t2.serial#,t2.logon_time from v$locked_object t1,v$session t2 where t1.session_id=t2.sid; 2.  -- kill…

标题:working copy locked 提示:your working copy appears to be locked. run cleanup to amend the situation. 产生这种情况大多是因为上次svn命令执行失败且被锁定了. 如果clean up没有效果(再到上一层目录去执行,直到根目录也没效果就是真的不行了~)的话只好手动删除锁定文件. cd 到svn项目目录下,然后执行如下命令 del lock /q/s 就把锁删掉了. 附图: -------------…

突然项目修改jsp文件后,tomcat不能发布, Publishing failed with multiple errors   Could not delete D:/Tomcat 6.0/webapps/Server/WEB-INF/platform/configuration/org.eclipse.core.runtime/.manager/.tmp1900396474661591532.instance. c.   Could not delete D:/Tomcat 6.0/web…

在eclipse中tomcat发布项目时,偶尔出现了以下情况: publishing to tomcat v7.0 services at localhost has encountered a problem ...could not delete...May be locked by another process 重启eclipse也没有用.百度后发现原因及解决办法: 原因:默认的设置是文件修改后立即发布,这样的设置是在你每个保存文件时都会触发,如果tomcat已经在运行,这样频繁的操作也…

解法 1 :  右键svn-->clean up 解法 2 :  被lock的文件夹进入控制台 del lock /q/s [转载解法] SVN 本地更新时,由于一些操作中断更新,如磁盘空间不够,用户取消. 可能会造成本地文件被锁定的情况.一般出现这种情况的解决方法: 1.可以使用SVN clean up来清除锁定. 2.如果不是本目录锁定,系统提示上一层目录锁定,需要到上一层或者根目录中清除. 3.如果在根目录下都无法clean的话,一般采取的方法是另外找一个目录重新CHECKOUT.但有时有…

上一篇博客<sqlite:多线程操作数据库“database is locked”解决方法>通过注册延时函数的方法来处理数据库被锁的问题.此方法固然能解决问题,但是在多个线程向数据库写入大量数据的情况下,延时会拖慢进度. 想出方法二: 1. 创建一个链表,链接如下格式的结构体,线程1,线程2,线程3......不直接改写数据库,而是把sql语句插入链表中: typedef struct { uint8_t *buf; uint32_t len; } sqlItem_t; 2. 创建一个独立的线…

题目: Suppose you are at a party with n people (labeled from 0 to n - 1) and among them, there may exist one celebrity. The definition of a celebrity is that all the other n - 1people know him/her but he/she does not know any of them. Now you want to f…

有好多这样的警报怪怪的,一分钟抛一次,大概抛了10分钟,停止 有 Anattempt was made to authenticate the locked user "root"Anattempt was made to authenticate the locked user "root" 有 An attempt was made to authenticate the lockeduser "theshadow007" 真的就是007!!…

在操作ORACLE数据库的时候,由于执行完,没有COMMIT,直接把PL/SQL关闭掉,后来导致那张表被锁住,当编辑时就会出现这个信息,record is locked by another user! 当出现这种情况的时候,只要操作下面几个步骤就可以解锁了. 1.查看锁 select t2.username,t2.sid,t2.serial#,t2.logon_time from v$locked_object t1,v$session t2 where t1.session_id=t2.si…