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How do I escape reserved words used as column names? MySQL/Create Table

...and one problem is a class may have a field name key which is a reserved MySQL keyword. How do I escape it in a create table statement? (Note: The other problem below is text must be a fixed size to be indexed/unique) ...
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单页web应用(SPA)的简单介绍 - 更多技术 - 清泛网 - 专注C/C++及内核技术

... 2.用pushsate记录浏览器的历史,驱动界面发送变化 如何搭建一个基础的SPA 首先,我们画出三个div,它们实际上是作为三个界面存在界面上的,body作为界面外框容器,限制着它们的大小。为了给每个界面配对一个hash地址...
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Is there an SQLite equivalent to MySQL's DESCRIBE [table]?

... SQLite . It would be nice to be able to see the details for a table, like MySQL's DESCRIBE [table] . PRAGMA table_info [table] isn't good enough, as it only has basic information (for example, it doesn't show if a column is a field of some sort or not). Does SQLite have a way to do this? ...
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Linux 进程卡住了怎么办? - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术

...ffffffff>] 0xffffffffffffffff 这时候按 Ctrl+C 也不能退出。 root@localhost:~# ls /jfs ^C ^C^C^C^C^C 但是用 strace 却能唤醒它,并且开始处理之前的中断信号,然后就退出了。 root@localhost:~# strace -p `pgrep ls` strace: Process 26469 attached --- SI...
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携程遭超长宕机:内部数据管理恐存严重漏洞 - 资讯 - 清泛网 - 专注C/C++及内核技术

...密关注官方回应,如遇信息泄露,必要时可修改银行支付密码,以免造成经济损失。 律师说法 携程本次瘫痪毕竟对用户造成了损失以及后续可能造成的信息丢失或信息泄露问题,对此知名互联网行业律师赵占领表示,携程与...
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Inserting a Python datetime.datetime object into MySQL

I have a date column in a MySQL table. I want to insert a datetime.datetime() object into this column. What should I be using in the execute statement? ...
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内存管理内幕:动态分配的选择、折衷和实现 - C/C++ - 清泛网 - 专注C/C++及内核技术

...点是 C 语言,但同样也适用于其他语言。文中将为您提供如何管理内存的细节,然后将进一步展示如何手工管理内存,如何使用引用计数或者内存池来半手工地管理内存, 以及如何使用垃圾收集自动管理内存。为什么必须管理...
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What is cardinality in MySQL?

What is cardinality in MySQL? Please explain in simple, non-technical language. 8 Answers ...
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从Sloodle看三维虚拟学习环境的发展趋势 - 资讯 - 清泛网 - 专注C/C++及内核技术

...游戏 ,吸引了越来越多的关注。现在的教育者也开始探索如何让学生在学习时也能像玩游戏一样沉浸其中。在游戏中需要解决一些交流、协作问题 ,这在学习系统中也会同样关注 ,因此很多学者也开始研究非正式学习领域内如何将...
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MySQL/Amazon RDS error: “you do not have SUPER privileges…”

I'm attempting to copy my mysql database from an Amazon EC2 to an RDS: 7 Answers 7 ...