add

问题 I am from VB.Net WinForms comming. Now I wanted to write a small app in WPF, listing some files in a datagridview. I used WPF's DataGrid, created some Columns. And then failed to add my rows. Please, can you help me to select the right way to get my filenames, state-text and thumbnails added to the DataGrid Row? In VB.Net WinForms I can add a row like this: Datagridview1.Rows.add(Myvalue, "RowStateText", "Hello World", MyDate) In WPF's DataGrid I can add DataGrid1.Items.Add(New DataGridRow())

问题 I'm trying to find out how I can customize the text in a input field with css. What I want to do is to add a border to the text written in the input field. I can customize the font-family, font-size with the "input" in css but when I add a border it applies on the input field. JSfiddle trying to explain what I mean <input type="text" placeholder="Add border to this text" /> body { background-color: #ccc; } input { border: 1px solid #000 width: 200px; padding: 20px; font-size: 20px; } I've

问题 So I have a string called hoursString that looks like 4.3|2.4|3.4|3.0|2.64|3.0|1.0|0.0|2.6|3.4| I split the string into an array and what I am trying to do is add up all the numbers and return it to the html page in the div "test". JAVASCRIPT: var hours=hoursString.split("|"); var total=0; for (var i=0;i<hours.length;i++) { total += hours[i]; } document.getElementById("test").innerHTML=total; The result is NaN. Can someone tell me what I am doing wrong? Thanks! 回答1: 4.3|2.4|3.4|3.0|2.64|3.0|1

问题 I just wanted to add different columns from different tables... Has anyone any idea on how to do that? Consider I have 3 tables as below tv sales AC sales cooler sales And the tables data as follows 1)Tv Sales Id Date NoOfSales Totalamount 1 03/05/2014 10 10000 2 04/05/2014 20 20000 3 05/05/2014 30 30000 2)Ac Sales Id Date NoOfSales Totalamount 1 03/05/2014 10 50000 2 04/05/2014 20 60000 3 05/05/2014 30 70000 3)cooler Sales Id Date NoOfSales Totalamount 1 03/05/2014 10 30000 2 04/05/2014 20

问题 I have asp.net's .aspx page. that have GridView let say GridViewParent and Each row have the another GridView as GridViewChild. Now GridViewChild have button AddRow and another controls like DropDownControl,RadioButtons..etc... I want after click the button AddRow there must add row on client side. How can i do same. Please guide me .... Send me code 回答1: <script type="text/javascript" src="../../js/jquery-1.3.2.min.js"></script> <script language="javascript" type="text/javascript"> $

问题 I am writing a Queue class that wraps list for most of its operations. But I do not sublcass from list , since I do not want to provide all the list API's . I have my code pasted below. The add method seems to work fine, but iadd seems to go wrong, it is printing none. Here is the code: import copy from iterator import Iterator class Abstractstruc(object): def __init__(self): assert False def __str__(self): return "<%s: %s>" %(self.__class__.__name__,self.container) class Queue(Abstractstruc

问题 I want to add a new item into my datagridview. I know can achieve this using several TextBoxes and a Button. When the user clicks this button, it will add a new item into database and refresh my datagridview. I wonder if I can use the last row of my datagridview to add a new item. How can I do that? 回答1: did you use the RAD-Databind (DataSource on your winforms)? If so it might be a bit tricky. You should load the data in a seperate layer (not in the code-behind if you can help it). Then it

问题 After reciving the Data from the PHP-File with a MySQL-query, I want to fill two Array with the data. The first Array works: results.add((String) json_data.get("product") + "\n" + json_data.get("owner")); But when I add the second Array: mysql_id.add((String) json_data.get("id")); Eclipse displays a Error: The method add(String) is undefined for the type String There a no suggestions available and I dont know the Problem. I have "mysql_id" everywhere declard as "results" but it doesnt work!

问题 I create a winform application that contains 3 textbox ( pcno , pcname and pcipadd ), one listbox that is using a datasource and one button to add new item. I'm having a trouble to add an item to my listbox. I'm using this code on the add item button: _pcno.Add(new PCNo() { PCNO = pcno.Text, PCNAME = pcname.Text, IPADDRESS = pcipadd.Text }); The code above adds the new item successfully, but the selected item in the listbox also been updated. In details, I currently have a "PCN01" on my

问题 heres the demo http://lufi.realservers.info/demos/add_forms_dynamically/ when i add another element (input boxes) i cannot remove the italicized-grayed labels inside unlike the first input boxes. Also, they only disappear if I click the first set of input boxes. are there any other ways to add styles to dynamically added elements? 回答1: You can try the live() method to apply it to dynamically added element. 回答2: As well as using live for your events (which will apply to things not yet in the