大约有 40,000 项符合查询结果(耗时:0.0173秒) [XML]

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ERROR 1396 (HY000): Operation CREATE USER failed for 'jack'@'localhost'

...seem to be unable to re-create a simple user I've deleted, even as root in MySQL. 24 Answers ...
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Repair all tables in one go

... from command line you can use: mysqlcheck -A --auto-repair http://dev.mysql.com/doc/refman/5.0/en/mysqlcheck.html share | improve this answer |...
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构建高并发高可用的电商平台架构实践 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...综合考虑各种因素(是否满足高并发高性能,Session保持如何解决,负载均衡的算法如何,支持压缩,缓存的内存消耗);下面基于几种常用的负载均衡软件做个介绍。 LVS,工作在4层,Linux实现的高性能高并发、可伸缩性、可靠...
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SSH免密码登陆教程 - 更多技术 - 清泛网 - 专注C/C++及内核技术

SSH免密码登陆教程假设 A 为客户机器,B为目标机;要达到的目的:A机器ssh登录B机器无需输入密码;加密方式选 rsa|dsa均可以,默认dsa做法:1、登录A机器2...假设 A 为客户机器,B为目标机; 要达到的目的: A机器ssh登录B机器...
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django test app error - Got an error creating the test database: permission denied to create databas

... Though the OP used postgresql, if you are using mysql you will have the same error. You can fix it for mysql with: => GRANT ALL ON *.* TO django@localhost; I originally tried to only GRANT CREATE... but then could not SELECT or DROP the created database. This essentia...
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PHPMyAdmin Default login password [closed]

... If you are using AMPPS, the pass is mysql – Cheborra Aug 2 '14 at 2:43 2 ...
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Can I concatenate multiple MySQL rows into one field?

Using MySQL , I can do something like: 11 Answers 11 ...
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mysql blob大小配置介绍 - 爬虫/数据库 - 清泛IT社区,为创新赋能!

...理器(如数据库管理器)不去理会文件是什么,而是关心如何去处理它。但也有专家强调,这种处理大数据对象的方法是把双刃剑,它有可能引发一些问题,如存储的二进制文件过大,会使数据库的性能下降。在数据库中存放体...
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App Inventor 2 低功耗蓝牙(BLE) 硬件接入、数据通信及IO控制 · App Inventor 2 中文网

...本文主要介绍一款较为通用、价格低廉的BLE设备从零开始如何利用App Inventor 2开发一款自己专属的手机蓝牙App应用。 BLE与经典蓝牙的区别可参考:《低功耗蓝牙(BLE) 和 经典蓝牙(SPP) 的区别》。 本文主要通过一款常见的BLE硬件...
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ERROR 2006 (HY000): MySQL server has gone away

... explanation here. On Windows this file is located at: "C:\ProgramData\MySQL\MySQL Server 5.6" On Linux (Ubuntu): /etc/mysql share | improve this answer | follow ...