我用libGDX setup ui创建了一个项目.该项目在Eclipse中运行良好但是当我在Android Studio中导入它时,android项目MainActivity.java抛出了4个异常:
java: cannot access com.badlogic.gdx.Application
class file for com.badlogic.gdx.Application not found
java: cannot find symbol
symbol: variable super
location: class com.vestrel00.nekko.MainActivity
java: cannot find symbol
symbol: method initialize(com.vestrel00.nekko.KFNekko,com.badlogic.gdx.backends.android.AndroidApplicationConfiguration)
location: class com.vestrel00.nekko.MainActivity
java: method does not override or implement a method from a supertype
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有没有人有办法解决吗?
你好伙计我有msg框当我按下它是关闭那个调用msg框的表格我该怎么办msg box dialogresult = ok close only their their
我有制作方法 HTTP POST
我用这样的try catch调用这个方法
try
{
returnString = MakePost(gatewayEnpoint, data);
return returnString;
}
catch (System.Net.WebException ex)
{
var response = (HttpWebResponse)ex.Response;
if (response.StatusCode != HttpStatusCode.RequestTimeout || response.StatusCode != HttpStatusCode.InternalServerError)
{
return ex.Message.ToString();
}
}
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但response总是空的.
我如何处理HTTP异常?我需要状态代码
谢谢
我有问题如何将datagrid列绑定到集合?
dataGrid1.Columns.Add(new DataGridTemplateColumn { Header="d", Binding = "RoomNumber"});
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绑定不存在我可以用来绑定什么?
它工作得很好,但我需要将它与后面的代码绑定
<DataGridTextColumn Header="Room Number" Binding="{Binding RoomNumber}"/>
Run Code Online (Sandbox Code Playgroud) 我的UsersClass永远不会超过10个项目.我如何能够在这样的视图中显示用户类?
我想显示两行10个单元格

我在asp.net mvc3 c#代码返回json列表,如下所示:
return Json(new { name = UserNames, imageUrl = ImageUrls });
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UserNames并且ImageUrls都是List<string>类型
这是我的JavaScript
function StartSearch(text) {
$.ajax({
url: '/Shared/Search',
type: 'POST',
data: { SearchText: text },
dataType: 'json',
success: function (result) {
$.each(result, function (i, item) {
alert(result[i].name);
});
}
});
}
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我怎么能得到名字和ImageUrls?
谢谢
哪个是用asp.net mvc3 razor上传单个文件并用jquery验证的最佳方法.
我只需要用户上传jpg,png少于5 mb.
谢谢
我在ASP.NET MVC4应用程序中使用PostgreSQL和Fluent NHibernate以及代码优先实体和映射.
当我运行应用程序时,它会自动删除数据库中的每条记录.
这是我的NHibernateHelper类
public class NHibernateHelper
{
private static ISessionFactory _sessionFactory;
private static ISessionFactory SessionFactory
{
get
{
if (_sessionFactory == null)
InitializeSessionFactory();
return _sessionFactory;
}
}
private static void InitializeSessionFactory()
{
_sessionFactory = Fluently.Configure()
.Database(PostgreSQLConfiguration.Standard
.ConnectionString(
@"Server=localhost;Port=5432;Database=TestDB;User=postgres;Password=postgre;")
.ShowSql()
)
.Mappings(m => m.FluentMappings.AddFromAssemblyOf<ProductCategory>())
.ExposeConfiguration(cfg => new SchemaExport(cfg)
.Create(true, true))
.BuildSessionFactory();
}
public static ISession OpenSession()
{
return SessionFactory.OpenSession();
}
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有没有错误的配置?