python文件备份
iPhone Core Data does not refresh table
I\'m trying to write an application with Core Data, and I have been able to successfully read and write to the core data database. However, if I write to the database in one view controller, my other[详细]
2022-12-18 07:13 分类：问答What is the difference between a concrete class and an abstract class?
I am learning C++, but I am confused about abstract class and concrete clas开发者_如何学编程s. Some real world examples would be appreciated.An abstract class is a class for which one or more methods[详细]
2022-12-18 02:22 分类：问答correct linux kernel configuration for hotplug
i am using busybox and linux 2.6.32.4. my configuration is based on fedora 12. and started mdev accordi开发者_JS百科ngto mdev document. but i cant see my modules like network adapters and plugged usb[详细]
2022-12-17 21:57 分类：问答Use ClickHandler with a native Javascript object?
In Javascript, I\'m making an SVG shape and adding a click handler to it like this: var rect = document.createElementNS(\'http://www.w3.org/2000/svg\',\'rect\');[详细]
2022-12-17 20:12 分类：问答value/strings.xml vs. layout/*.xml
Can anybody e开发者_运维知识库nlighten me why value/strings.xml is useful(important)? It occurred to me that all the attributes, e.g., id, label can be set in the layout xml as well. So why strings.[详细]
2022-12-17 09:38 分类：问答oracle date range
using a Oracle 10g db I have a table something like this: create table x( ID NUMBER(10) primary开发者_如何学JAVA key,[详细]
2022-12-16 12:16 分类：问答装硬盘多少钱啊？去电脑店叫人帮忙装个机械硬盘得花多少钱？
360U3183409606 2022-07-03 06:54 开发者_运维百科 首先要看你买多大的硬盘，硬盘的成本加利润商家先赚到，然后就是带上盘到你家装机，拆开后盖，接上SATA线和电源线后固定硬盘然后盖上机箱盖子，开机调试。整个[详细]
2022-12-16 09:33 分类：问答于正《拾光的秘密》首播，节奏缓慢，穿越老梗，或恐口碑扑街？
7月22日晚，电视剧《拾光的秘密》正版视频平台上线，8集首播。目前这部电视剧在豆瓣已经形成了12条观众短评，口碑处于比较明显的两极分化状态。赞美方面，有赞美男主角的留言等等。差评方面，说这部电视剧慢，无聊，[详细]
2022-12-16 09:31 分类：问答python基础之文件的备份以及定位
目录小型文件备份备份大型文件总结小型文件备份 # 文件的备份 def copyFile(): # 接收用户输入的文件名[详细]
2022-12-03 12:31 分类：开发
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