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Group by with multiple columns using lambda
....Key.Country == "Ireland" && a.Key.Gender == "M")
.SelectMany(a => a)
.ToList();
Where CustomerGroupingKey takes the group keys:
private class CustomerGroupingKey
{
public CustomerGroupingKey(string country, string gender)
{
...
整合phpcms v9和discuz X3.2实现同步登陆、退出免激活 - 更多技术 - 清泛网...
...cookietime = 31536000;
$uid = intval($get['uid']);
$query = DB::query("SELECT uid, username, password FROM ".DB::table('common_member')." WHERE uid='$uid'");
if ($member = DB::fetch($query))
{
dsetcookie('auth', authcode("$member[password]\t$member[uid]", 'ENCODE'), $cookietime);
}else
...
jQuery: Test if checkbox is NOT checked
... @1lastBr3ath sure, if you are using jQuery you just have to find a selector for the textbox relative to the checkbox and use my second example. It would look something like if($(this).prop('checked')) { $(this).find("<textboxSelector>").attr("disabled", true); }
–...
Turn off iPhone/Safari input element rounding
... none;
border-radius: 0;
}
Note: Please don't use this code for the Select Option. It will have problem on our select.
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How can I get all constants of a type by reflection?
...mp;& !fi.IsInitOnly && fi.FieldType == typeof(T))
.Select(x => (T)x.GetRawConstantValue())
.ToList();
}
}
Then for a class like this
static class MyFruitKeys
{
public const string Apple = "apple";
public const string Plum = "plum";
public con...
BIO与NIO、AIO的区别(这个容易理解) - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...IO是否完成，那么为什么说是阻塞的呢？因为此时是通过select系统调用来完成的，而select函数本身的实现方式是阻塞的，而采用select函数有个好处就是它可以同时监听多个文件句柄，从而提高系统的并发性！
异步非阻塞IO:在此...
How To: Best way to draw table in console app (C#)
...alues,
string[] columnHeaders,
params Func<T, object>[] valueSelectors)
{
return ToStringTable(values.ToArray(), columnHeaders, valueSelectors);
}
public static string ToStringTable<T>(
this T[] values,
string[] columnHeaders,
params Func<T, object>[]...
How can I get Eclipse to show .* files?
...there is a little down arrow. Tool tip will say view menu. From that menu, select filters
From there, uncheck .* resources.
So Package Explorer -> View Menu -> Filters -> uncheck .* resources.
With Eclipse Kepler and OS X this is a bit different:
Package Explorer -> Customize View ...
Problem in running .net framework 4.0 website on iis 7.0
... like (PC-Name)\.
then double click on the ISAPI and CGI Restriction.
then select ASP.NET v4.0.30319(32-bit) Restriction allowed.
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How to replace a string in a SQL Server Table Column
...
all answers are great but I just want to give you a good example
select replace('this value from table', 'table', 'table but updated')
this SQL statement will replace the existence of the word "table"
(second parameter) inside the given statement(first parameter) with the third paramete...