<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[Take Something]]></title><description><![CDATA[New Start With The End]]></description><link>https://blog.youkuaiyun.com/Sweet_Nail</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; Sweet_Nail]]></copyright><item><title><![CDATA[xaramin OnBackButtonPressed with confirm box]]></title><link>https://blog.youkuaiyun.com/Sweet_Nail/article/details/115524819</link><guid>https://blog.youkuaiyun.com/Sweet_Nail/article/details/115524819</guid><author>Sweet_Nail</author><pubDate>Thu, 08 Apr 2021 16:47:34 +0800</pubDate><description><![CDATA[protected override bool OnBackButtonPressed()
    {
      Device.BeginInvokeOnMainThread(async () =&gt;
      {
        var result = await this.DisplayAlert("Alert!", "Do you really want to back to list page?", "Yes", "No");...]]></description><category></category></item><item><title><![CDATA[xamarin make editbox can scroll in scrollview]]></title><link>https://blog.youkuaiyun.com/Sweet_Nail/article/details/115524744</link><guid>https://blog.youkuaiyun.com/Sweet_Nail/article/details/115524744</guid><author>Sweet_Nail</author><pubDate>Thu, 08 Apr 2021 16:45:30 +0800</pubDate><description><![CDATA[public class CustomEditorRenderer : EditorRenderer
  {
    public CustomEditorRenderer(Context context) : base(context)
    {
      AutoPackage = false;
    }

    protected override void OnElementChanged(ElementChangedEventArgs...]]></description><category></category></item><item><title><![CDATA[make CollectionView can scorll with datatemplate]]></title><link>https://blog.youkuaiyun.com/Sweet_Nail/article/details/115524650</link><guid>https://blog.youkuaiyun.com/Sweet_Nail/article/details/115524650</guid><author>Sweet_Nail</author><pubDate>Thu, 08 Apr 2021 16:43:19 +0800</pubDate><description><![CDATA[&lt;CollectionView.ItemsLayout&gt;
            &lt;GridItemsLayout Orientation="Vertical"/&gt;
          &lt;/CollectionView.ItemsLayout&gt;
]]></description><category></category></item><item><title><![CDATA[xamarin NumberCompareValidationBehavior]]></title><link>https://blog.youkuaiyun.com/Sweet_Nail/article/details/115086702</link><guid>https://blog.youkuaiyun.com/Sweet_Nail/article/details/115086702</guid><author>Sweet_Nail</author><pubDate>Mon, 22 Mar 2021 17:12:08 +0800</pubDate><description><![CDATA[public class NumberCompareValidationBehavior : Behavior&lt;Entry&gt;
    {
        public static readonly BindableProperty TextProperty = BindableProperty.Create("Text", typeof(string),
            typeof(NumberCompareValidationBehavior), null, BindingMod.]]></description><category></category></item><item><title><![CDATA[xamarin multi select]]></title><link>https://blog.youkuaiyun.com/Sweet_Nail/article/details/115086226</link><guid>https://blog.youkuaiyun.com/Sweet_Nail/article/details/115086226</guid><author>Sweet_Nail</author><pubDate>Mon, 22 Mar 2021 17:08:58 +0800</pubDate><description><![CDATA[前端：


 &lt;pages:PopupPage.Content&gt;
        &lt;Frame BackgroundColor="White" Margin="60" CornerRadius="6" Padding="0"
                    VerticalOptions="Center" HorizontalOptions="Center"&gt;
            &lt;StackLayout&gt;
                &lt;Grid .]]></description><category></category></item><item><title><![CDATA[xamarin NumberValidationBehavior]]></title><link>https://blog.youkuaiyun.com/Sweet_Nail/article/details/115085793</link><guid>https://blog.youkuaiyun.com/Sweet_Nail/article/details/115085793</guid><author>Sweet_Nail</author><pubDate>Mon, 22 Mar 2021 16:57:05 +0800</pubDate><description><![CDATA[public class NumberValidationBehavior : Behavior&lt;Entry&gt;
  {
    protected override void OnAttachedTo(Entry entry)
    {
      entry.TextChanged += OnEntryTextChanged;
      base.OnAttachedTo(entry);
    }

    protected ...]]></description><category></category></item><item><title><![CDATA[Xamarin Android添加Gallery存储权限]]></title><link>https://blog.youkuaiyun.com/Sweet_Nail/article/details/111377332</link><guid>https://blog.youkuaiyun.com/Sweet_Nail/article/details/111377332</guid><author>Sweet_Nail</author><pubDate>Fri, 18 Dec 2020 16:11:23 +0800</pubDate><description><![CDATA[需要在AndroidMainfest.xml里添加android:requestLegacyExternalStorage="true"



Like This:&lt;application android:label="FactoryVisit.Debug" android:icon="@drawable/logo" android:requestLegacyExternalStorage="true"&gt;
]]></description><category></category></item><item><title><![CDATA[Xaramin AutoCompleteView]]></title><link>https://blog.youkuaiyun.com/Sweet_Nail/article/details/111373890</link><guid>https://blog.youkuaiyun.com/Sweet_Nail/article/details/111373890</guid><author>Sweet_Nail</author><pubDate>Fri, 18 Dec 2020 16:06:26 +0800</pubDate><description><![CDATA[最近用Xamarin开发APP时需要做一个AutoComplete，兜了一圈发现也没什么特别好用的，就根据一些经验重新写了一个


public class AutoCompleteView : ContentView
    {
        private const int RowHeight = 30;

        public static readonly BindableProperty SearchTextProperty =
            BindableProperty]]></description><category></category></item><item><title><![CDATA[Something About Ofiice Develop]]></title><link>https://blog.youkuaiyun.com/Sweet_Nail/article/details/8496630</link><guid>https://blog.youkuaiyun.com/Sweet_Nail/article/details/8496630</guid><author>Sweet_Nail</author><pubDate>Sat, 12 Jan 2013 17:59:55 +0800</pubDate><description><![CDATA[前段时间做了不少小的关于Excel文档生成的Project，发现其实这些小工具对于人力的节省还是满直接的，C#下的office其实还是很简单的，主要是将VBS转换成C#的Intelop.office组件下的方法，个人觉得需要归纳出一个setPattern的方法来设置相关Range的格式，其他就只需要判断值在单元格的位置即可。
Excel操作的主要对象是WorkSheet,WorkBook&Ran]]></description><category></category></item><item><title><![CDATA[记录一些网页中的特殊字符]]></title><link>https://blog.youkuaiyun.com/Sweet_Nail/article/details/8190097</link><guid>https://blog.youkuaiyun.com/Sweet_Nail/article/details/8190097</guid><author>Sweet_Nail</author><pubDate>Fri, 16 Nov 2012 11:16:03 +0800</pubDate><description><![CDATA[字符           数字参考      实体参考      描述
"                  &#34;           &quot;           Quotation mark
&　             &#38;           &amp;          Ampersand

>                 &#62;           &g]]></description><category></category></item><item><title><![CDATA[c#中Dropdownlist中选择项问题]]></title><link>https://blog.youkuaiyun.com/Sweet_Nail/article/details/8167009</link><guid>https://blog.youkuaiyun.com/Sweet_Nail/article/details/8167009</guid><author>Sweet_Nail</author><pubDate>Fri, 09 Nov 2012 16:35:40 +0800</pubDate><description><![CDATA[asp.net使用Dropdownlist控件的onselectedindexchanged方法时
需要设置AutoPostBack="true"   平且在@page中添加EnableEventValidation="false"

而在cs文件中需要将load事件添加在if (!IsPostBack)中以保证仅加载一次


而Dropdownlist绑定项应当如此绑定
Dropd]]></description><category></category></item><item><title><![CDATA[一个简单的Silverlight自定义日历控件]]></title><link>https://blog.youkuaiyun.com/Sweet_Nail/article/details/8129358</link><guid>https://blog.youkuaiyun.com/Sweet_Nail/article/details/8129358</guid><author>Sweet_Nail</author><pubDate>Tue, 30 Oct 2012 17:20:15 +0800</pubDate><description><![CDATA[这几天编写的一个简单的silverlight自定义日历控件
可以实现鼠标左移或者右移的月份间淡进淡出切换
也可以通过后台属性传递包含2个string和一个int的object
其中int控制显示星级
效果如下图




下载地址：http://download.youkuaiyun.com/download/sweet_nail/4703120]]></description><category></category></item><item><title><![CDATA[工作中遇到的SQL问题]]></title><link>https://blog.youkuaiyun.com/Sweet_Nail/article/details/8106700</link><guid>https://blog.youkuaiyun.com/Sweet_Nail/article/details/8106700</guid><author>Sweet_Nail</author><pubDate>Wed, 24 Oct 2012 14:15:33 +0800</pubDate><description><![CDATA[今天工作中遇到根据日期条件统计大量数据总和，通过这个学习到了很多有用的SQL函数


datepart(condition,time)
datediff(yy,time,time)
dateadd(yy,value,time)]]></description><category></category></item><item><title><![CDATA[Silverlight Datagrid内容获取]]></title><link>https://blog.youkuaiyun.com/Sweet_Nail/article/details/8102769</link><guid>https://blog.youkuaiyun.com/Sweet_Nail/article/details/8102769</guid><author>Sweet_Nail</author><pubDate>Tue, 23 Oct 2012 14:29:13 +0800</pubDate><description><![CDATA[silverlight获取Datagrid数据或者进行操作：




private void dataGrid1_CurrentCellChanged(object sender, EventArgs e)
        {
            DataGrid grid = sender as DataGrid;
            standardValue s = (s]]></description><category></category></item><item><title><![CDATA[SQL  查询某属性分类数据和]]></title><link>https://blog.youkuaiyun.com/Sweet_Nail/article/details/8101722</link><guid>https://blog.youkuaiyun.com/Sweet_Nail/article/details/8101722</guid><author>Sweet_Nail</author><pubDate>Tue, 23 Oct 2012 10:32:14 +0800</pubDate><description><![CDATA[今天做项目时偶尔需要根据元素属性分类查询数据总和，故记录



select SUM(case when RIGHT(F_ModelNodeID,4)='1000' then F_Value else 0 end) as 照明用电,
SUM(case when RIGHT(F_ModelNodeID,4)='2000' then F_Value else 0 end) as 空调用电,]]></description><category></category></item></channel></rss>