How do I update MySQL table, using subselect

how can 开发者_StackOverflowi write the query, to update the table videos, and set the value of field name to \'something\' where the average is max(), or UPDATE the table, where average has the secon

做快餐开店？

Row locks - manually using them

I basically have an application that has, say 5 threads, which each read from a table.The query is a simple SELECT TOP开发者_开发问答 1 * from the table, but I want to enforce a lock so that the next

How can I retrieve the DataTemplate (and specific objects) of an item in an ItemsControl?

I have seen solutions to a very similar issue, yet it doesn\'t translate to mine.(Namely, this article: http://blogs.msdn.com/wpfsdk/archive/2007/04/16/how-do-i-programmatically-interact-with-template

医生也是平凡人？

103010是开发者_如何学Go部好剧，我一点都不奇怪。毕竟，申源浩导演李又廷担任编剧！(请回答系列的大佬们！这部医疗剧由曹政奭、柳延硕、郑京浩、金大明和梅田主演，讲述了五位相识20年的医生和在医院里过着平凡而又

黑色沙漠多少钱啊？？

张杰 2022-05-18 23:52 在我们区的话，300点卷等于100W金币，那么，一亿游戏币就是开发者_JS百科300块钱了。

拉丁舞培训多少钱啊？学拉丁舞大概要多少钱？？

我是谁呀小马甲呀 开发者_Python百科 2022-05-19 04:12 根据你自己的个人情况，大概在几千到一万多不等，根据我这么多年的经验，给你一个财务账单。1）学费：一个月是400-600元，报年卡应该还可以便宜点。在300

Generate jSon file

How to generate jSon file via PHP? I have seen jSon files over 4mb and more. I think tt\'s very good practice to kee开发者_开发百科p such big data cached than taken from database everytime.

Objective-C Class / Library to send "curl -F"

I\'m looking for some objective-c Curl Library to send a \"curl -F ...\" command. I just found complicated ways.. is there an easy clas开发者_开发技巧s which let me send it easy as direct command?

Validation not working on ViewModel

Ok, I have a ViewModel that looks like this: public class UserLogin { [Required] public string EmailAddress { get; set; }