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Is it dangerous to set off an autoreleased NSOperationQueue?
I have a task that takes a rather long time and should run in the background. According to the documentation, this can be done using an NSOperationQueue. However, I do not want to keep a class-global[详细]
2022-12-24 14:43 分类：问答Lumia 年终好照片，张张都励志？
圣诞节过去了，新年就在眼前，春节也不远了。一系列的节日，一个绝佳的拍照机会，如果什么都不做，那将是不人道的，所以边肖在此敦促大家举起手中的Lumia，尽情拍照吧！不要让你的社交账号总是光秃秃的，这样不会受[详细]
2022-12-24 13:42 分类：问答Update panel in Tab Container
I have a tab container with 5 tabs, each tab contains an update panel. When the user initially opens the form, they can only see the first Tab, the others are set to visible=false. Once they have com[详细]
2022-12-24 11:01 分类：问答SecurityException after adding ELMAH to WCF project
I\'m having a problem with a WCF (.Net 3.5) site using ELMAH on IIS 7.5.This is the exception message:[详细]
2022-12-24 08:58 分类：问答Check if path is on network
In my app I have a dialog in which the user can select a database backup location. I want to warn the user if the location he/she selected is \"probably not secure\".[详细]
2022-12-20 07:50 分类：问答php - extract array into global variables
The manual on \"extract\" shows you can extract an array like: extract(array(\'one\'=>1,\'two\'=>2));[详细]
2022-12-19 23:04 分类：问答Tomcat 6 Virtual Hosting Same Spring Application
I want to deploy the same .war file to two different virtual hosts on t开发者_StackOverflow社区he same Tomcat 6 instance.However, I am running into a problem with the Spring framework and registering[详细]
2022-12-19 11:00 分类：问答腾讯下乡：移动互联网首次进入偏远乡村？
11月24日15时许，来自贵州省黎平县潼关村的50名村民在刚刚落成的董大哥生态博物馆音乐大厅的火坑里围着篝火，坐在长椅上。腾讯用户研究与体验设计中心的两名工作人员正在演示微信的录音和通话功能。[详细]
2022-12-19 10:33 分类：问答
![Interactive visualization of a graph in python [closed]](https://www.devze.com/res/2023/04-10/09/92d32fe8c0d22fb96bd6f6e8b7d1f457.gif)
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