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问题 Basiccly i have problem with xml and xslt which i do not know how to solve, and would appreciate any help regarding this matter where to start. I have XML: <root> <test value="1" setting="3"> <tag1>data....</tag1> <tag2>data....</tag2> <tag n+1>data....</tag n+1> </test> <test value ... . . . </test> </root> Now i would now need to copy, all nodes in "test" node in this way and add always value 3 to settings value (settings value is changing in test node) in 4 new nodes like shown below so i

问题 I am rather new to Symfony (2 weeks) so forgive my ignorance. I am trying to add a custom action button that will link to a pre filtered list of a RELATED entity. I have done a lot of research but can't quite seem to find what I need. Currently I have two entities Books and Authors with a manyToOne relation ship. I have these set up in Sonata Admin in the usual way and all works well. I even have an author filter on the book list page which I am hoping can be leveraged to accomplish my goal.

问题 I am rather new to Symfony (2 weeks) so forgive my ignorance. I am trying to add a custom action button that will link to a pre filtered list of a RELATED entity. I have done a lot of research but can't quite seem to find what I need. Currently I have two entities Books and Authors with a manyToOne relation ship. I have these set up in Sonata Admin in the usual way and all works well. I even have an author filter on the book list page which I am hoping can be leveraged to accomplish my goal.

问题 This is how I initialize my NSMutablearray. I copy the content of cityList into cityArray. Both are NSMutableArray. FYI, I declared the'cityArray' using extern. cityArray = [[NSMutableArray alloc] init]; [cityArray addObjectsFromArray:cityList]; Then, in other method in another class, I tried to to add one more object into 'cityArray' This is how I do it. But it keep crashing when it run this line of code. NSString *allCities = @"All Cities"; [[cityArray valueForKey:@"cityName"] addObject

问题 I'm developing chatting program using C# and I manage nickname list using ListBox. But, client have nickname, and state (online, away) So, in order to manage the state, I want to add image (online - green circle, away - red circle) to ListBox (it is my idea) How can add image to ListBox? Please help me. Thanks. 回答1: You can't do that easily in the ListBox. And drawing them using Graphics is not easy at all. I suggest using a DataGridView o ListView control instead. Result: DataGridView :

问题 I'm developing chatting program using C# and I manage nickname list using ListBox. But, client have nickname, and state (online, away) So, in order to manage the state, I want to add image (online - green circle, away - red circle) to ListBox (it is my idea) How can add image to ListBox? Please help me. Thanks. 回答1: You can't do that easily in the ListBox. And drawing them using Graphics is not easy at all. I suggest using a DataGridView o ListView control instead. Result: DataGridView :

问题 I'm trying to add an entity to my database with the following code: public void StoreElectronicSignatureType(ElectronicSignatureTypeModel model) { [...] ElectronicSignatureType electronicSignatureType = new ElectronicSignatureType(); Entity entity = GetEntity("Test"); electronicSignatureType.Entity = entity; Add(electronicSignatureType); public void Add(object entity) { DbContext.Entry(entity).State = System.Data.EntityState.Added; //DbContext.Set(entity.GetType()).Add (entity); DbContext

问题 I have a issue here on Magento . When I tried to add a customer in Mangeto admin side it is giving error something like Item (Mage_Customer_Model_Customer) with the same id "14" already exist" I am adding customer with Store Id selected as Admin store. My Magento current version is 1.9.1 Please advise! 来源： https://stackoverflow.com/questions/29891015/magento-item-mage-customer-model-customer-with-the-same-id-already-ex

问题 I Add Control Dynamiclly but; easc Postback event my controls are gone. I Can not see again my controls. So How can I add control ? 回答1: Add the controls in the Page's Init event and they will be preserved in viewstate when posting back. Make sure they have a unique ID. See this link... ASP.NET Add Control on postback A very trivial example.. public partial class MyPage : Page { TextBox tb; protected override void OnInit(EventArgs e) { base.OnInit(e); tb = new TextBox(); tb.ID = "testtb";

问题 I Add Control Dynamiclly but; easc Postback event my controls are gone. I Can not see again my controls. So How can I add control ? 回答1: Add the controls in the Page's Init event and they will be preserved in viewstate when posting back. Make sure they have a unique ID. See this link... ASP.NET Add Control on postback A very trivial example.. public partial class MyPage : Page { TextBox tb; protected override void OnInit(EventArgs e) { base.OnInit(e); tb = new TextBox(); tb.ID = "testtb";