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...odes[i]);
//为指定节点的新建属性并赋值
node.SetAttribute("id","11111");
//为指定节点添加子节点
root.AppendChild(node);
//获取指定节点的指定属性值
string id=node.Attributes["id"].Value;
//获取指定节点中的文本
string content=node.InnerText;
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LINQ: Select an object and change some properties without creating a new object
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@spiderdevil +1 for you - don't you just hate the disparity? This isn't the first time I have run into a situation where code only works for Linq to Object and not Linq to SQL/EF. This might be a solution here, but I haven't tri...
Manually map column names with class properties
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This works fine:
var sql = @"select top 1 person_id PersonId, first_name FirstName, last_name LastName from Person";
using (var conn = ConnectionFactory.GetConnection())
{
var person = conn.Query<Person>(sql).ToList();
return person;
}
Dapper has no facility...
Difference between app.use and app.get in express.js
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app.use() is intended for binding middleware to your application. The path is a "mount" or "prefix" path and limits the middleware to only apply to any paths requested that begin with it. It can even be used to embed another application:
// subapp.js
var expr...
ARC and bridged cast
With ARC, I can no longer cast CGColorRef to id . I learned that I need to do a bridged cast. According clang docs :
3 ...
Update Angular model after setting input value with jQuery
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Cool! With one exception: why it doesn't work on hidden inputs? When I switch my input type to text, it works as expected.
– Karol
Sep 25 '13 at 5:44
8
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Getting View's coordinates relative to the root layout
...View's x and y position relative to the root layout of my Activity in Android?
10 Answers
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LinearLayout not expanding inside a ScrollView
I have a LinearLayout inside a ScrollView that has android:layout_height="fill_parent" , but it doesn't expand to the full height of the ScrollView . My layout looks something like:
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Rails: where does the infamous “current_user” come from?
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It is defined by several gems, e.g. Devise
You'll need to store the user_id somewhere, usually in the session after logging in. It also assumes your app has and needs users, authentication, etc.
Typically, it's something like:
class ApplicationController < ActionController::Base
def current...
using facebook sdk in Android studio
I'm following Facebook SDK for Android using Android Studio . When I run my application I'm getting the below mentioned warning.
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