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• find the numerical value exist in the Expression C#

  - by user297222

  How do I find: string str="(120)(1500)x"; How to find out in the event that the string contains: string str1="()()X"; I then have to print: console.writeline("str1 doesnt contain a numerical");

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• AJAX - when user leaves page - good or bad practice/implementation?

  - by thephpdeveloper

  I was just reading http://stackoverflow.com/questions/1619930/how-to-check-users-leave-a-page earlier on when suddenly I thought of performing AJAX when user leaves the page to send analytical data back to the server. Is performing AJAX on the onunload event a good or bad practice/implementation?

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• Visual Basic and C++

  - by Hamdy Elgammal

  Hello there, I was reading a little into Visual Basic and it seemed a rather simple way to implement some GUI...So I was looking for a way to interface my C++ code to a Visual Basic snippet of code. For example, receive input from a Visual Basic app and send it over to C++ code to continue the logic of the program based on the input of that event.

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• problem with selector in iphone?

  - by abhiTouchmagic

  i am having a application where i am generating the uibuttons dynamically want to use same @selector...Now as sooon as event is generated i wanna check for values and pass it to thtroughthat selector how can i implement this code? can anyone tell me a tutorial sort where buttons are dynamically generated and check for particular button click is depicted? Plz help...

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• nested sql statements

  - by Hadad

  Hello, I've a self join table when I delete or update it's id I want to delete or update all the direct and indirect affected records SQL server does not allow this type of cycle cascading I've decided to use triggers but this triggers will file recursively and they will be terminated at 34 level and I don't know the depth of records and event I disable the trigger and re enable it after completing the process how can I construct a SQL statement that achieve this logic?

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• JavaScript function to validate an integer value

  - by Psyche

  Hello, I'm building a shopping cart and I would like to use a JavaScript function to validate user input when entering the quantity value in the quantity text input. I would like to allow the entering of integer values only (no floats, no other characters). I know that I can apply this function using onKeyUp event and also I found isNaN() function, but it returns true even for floats (which is not ok). Can you guys help me out with this one? Thanks.

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• Android: Clicking an empty space in the ListView blackens existing items

  - by Rob

  Hello, My layout contains a ListView (the parent is a LinearLayout). I have defined a certain drawable to be the ListView's background. The screen looks like this: When I click/press the white empty space below the last row, I get this: Any idea how this happens? Couldn't catch any click event in this activity...

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• Printing Multiple html page through ASP.NET

  - by sameer

  Hi All, I have multiple letters in html format in a folder and im list those letters in the gridview on ASP.NET page if user select couple of letters and click print i should me those letters Now Question is how to print multiple html files on the event of button click.

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• Change css class depending on label's text

  - by abatishchev

  I have asp:Table with number of asp:Label inside asp:FormView, it represents short stats info. I need to set Label.CssClass to "red" if it's text isn't "0". Currently I do this on FormView.DataBound event. But think that it's better to use JavaScript and probably jQuery. How can I do that?

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• how to use data caching with sqldatabase and asp& c#.net

  - by subash

  i have a large database which is updated every now and then. The application has been developed in asp.net and c#.net. i need to fetch data from the datbase to griview on a button click event . i am planning to use data caching , so that i can improve the performance of the application how can i use DATA caching mechanism so that i could see the updated result of the database in a gridview.

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• Undo implementation - DOM manipulations

  - by sonofdelphi

  Is there a library that can be used for implementing undo/redo functionality for DOM element manipulations in JavaScript? I'm writing an app that moves around DOM elements, enables editing and deletion of those elements. There are event-handlers and other objects associated with each element operated upon. Not sure whether I need to roll my own implementation of the Command pattern for this. Surely, there must be something available? If not, suggestions and pointers would be a great help.

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• Creating Playlist for playing video

  - by Timmi

  Hi, I am developing a play list for playing video. Which event get fired when an item is added to listview. I need to do some calculations with the files added to the playlist.How can we make a playlist. Please help me with code examples Thanks,

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• Userscript, identify when elements are added to the page (via events?)

  - by rublind

  Right now, I am working with a page that is automatically updated and I'm using setInterval to check for new elements. I'd like to do this with events but I don't know how to tell if an element has been added to the page via an event. Is this possible?

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• Add multiple ActionName for button

  - by NewToBirtReporting

  I have one controller on which i have Save button click event. Im using same controller and view for Add and Edit purpose. My code is as per below [HttpPost] [Button(ButtonName = "Save")] [ActionName("Create")] [ValidateAntiForgeryToken(Salt = "PostData")] public ActionResult Save(Ntegra m_Ntegra,FormCollection form) {} As Im Using ActionName("Create") here so button can not work for ActionName("Edit"). can anyone tell me how i can achive my requirnment!! Thanks for help...... :)

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• Call IBAction in other method

  - by user1628083

  I have an IBAction of SignIn and Method getData. When load it call SignIn into method Getdata in case I want auto sign in without click button Sign In. -(void)getData {       if ([_remCheckbox state] == NSOnState)     {         NSUserDefaults *store = [NSUserDefaults standardUserDefaults];                  NSString *un = [store objectForKey:@"usrname"];         NSString *pw = [store objectForKey:@"usrpwd"];                  _txtUsername.stringValue = un;         _txtPwd.stringValue = pw;                  //call event IBAction              }   } - (IBAction)buttonSignIn:(id)sender {     //Signin code suppose to work fine }

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• How can i preserve list contents on postbacks?

  - by strakastroukas

  On the page load event of my webpage i fill the list of with the contents of the structure Structure MainStruct Dim Ans1 As String Dim Ans2 As String End Structure Dim Build As New List(Of MainStruct) The problem i that on post-back the contents of the list-of get lost. So, how can i preserve the contents of the list-of in ASP.NET?

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• How can I enter only numbers in TextBox using JavaScript without disable right click ?

  - by Space Cracker

  I want to allow numbers only to be allowed for a textbox and I already do it onkeydown event by allow only numbers and prevent ctrl+V but I have two problems : if I make right click then paste so any char can be entered and I want a solution without disable right click by oncontextmenu="return false;" if I drag and drop any text it will be entered Is there any solution that can work in all browsers without problem ?

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• Any way to anticipate session timeout ?

  - by Tom

  Hi, Is there a way to "catch" the session timeout event, so as to retrieve data from HttpSession before its invalidated ? We're implementing the Filter Interface, and in the doFilter method, the user we stored in the session object at login is null when session times out. Thanks in advance.

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• Iframe loaded in javascript

  - by zachary

  I dynamically am changing the location and src of an iframe. Is there an event that will tell me when the page i just put has loaded from javascript? Basically I want to append something to the page but first need to know that everything is loaded.

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• How to get the textbox value in php?

  - by Nitz

  On my page. i have one textbox and one button. -- on the button click event. -- one function will be called. Now, How to get that value of textbox and store in php variable? this should be done in that function which we will call on button click.

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• Adding a control in Datagridview

  - by sameer

  How to add a control in DataGridView? Using Button event. For example i want to create a new a row and column in DataGridView, this i want to happen through button control. How can i do it? I am using C#.net and MS-Access.

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• Java. Sax parser. How to manually break parsing?

  - by Andrey Khataev

  Hello! Tell me please is it possible to break the process of parsing? I.e. exit this loop not reaching the end of document and corresponding event "endDocument" ?

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• Linking a Text Box to a variable?

  - by cam

  I would like to have direct access to the text inside a textbox on another form, so I added a public variable _txt to a form and added an event like so: private void richTextBox1_TextChanged(object sender, EventArgs e) { _txt = richTextBox1.Text; } But the form is loaded like this: public FrmTextChild(string text) { InitializeComponent(); _txt = text; richTextBox1.Text = _txt; Text = "Untitled.txt"; } Is there a better way to directly link the two?

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• Localize Strings in Javascript

  - by SaaS Developer

  I'm currently using .resx files to manage my server side resources for .Net. The application that I am dealing with also allows developers to plugin javascript into various event handlers for client side validation, etc.. What is the best way for me to localize my javascript messages and strings? Ideally, I would like to store the strings in the .resx files to keep them with the rest of the localized resources. I'm open to suggestions.

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• redirect user to a new page after clicking on like button on mobile web

  - by user2518048

  i built a page that can redirect a user to a new page after clicking on facebook like button on my page, but the like button does not show on mobile web. i did this with facebook javascript SDK not iframe because i need to use FB.Event.subscribe to do the redirect part. does anyone know how to solve this problem? or does anyone have some suggestions how to imply redirecting a user to a new web page after clicking facebook like button on mobile web page?

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