Questions tagged as 'forms'

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___ ___ erkimt manage Multiple WindowsForm SplitContainer ______ qstntxt ___

I have multiple windowsforms inside a SplitContainer, one of them, I have a ListBox.

That is, outside the SplitContainer, on Form1, has button, when I click it, I want to add a text in the ListBox inside the SplitContainer on Form2

When I click the button, nothing happens! < Here is the error.

Form1Load:

%pre%

Button1code(ERRORishere):

%pre%    
______azszpr94312___

Of course it will not add, you are using %code% as if it were a static member, when re-creating the object with %code% will appear the item that you defined. It's like a pre-addition.

To solve this you should create a reference to the created member, follow the example below:

%pre%

To add the item to the ListBox, do the following:

%pre%     

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I have multiple windowsforms inside a SplitContainer, one of them, I have a ListBox. That is, outside the SplitContainer, on Form1, has button, when I click it, I want to add a text in the ListBox inside the SplitContainer on Form2 When I...
asked by 23.10.2015 / 21:26
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How to use column data from a query as a row in the datagridview?

I have a query with 3 columns that bring data from the Oracle database and I want to use one of these columns as a line in datagridview . There are 3 columns name , data and contagem de nomes , and in the Data...
asked by 04.03.2015 / 19:37
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How to check if a user has already uploaded a file in Wordpress?

I'm using the WPForms , PRO version plugin and added a button of upload file on this form. However, I need to do the following checking: A user submits a file through my form. When that same user comes back, and does another...
asked by 05.12.2018 / 17:22
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Django 2.0.9 - MultiSelectFormField - Parameter to make non-mandatory

I want to make the MultiSelectField field not mandatory. When I do not choose any of the options the validation is accusing Required field . I've tried using the parameters blank = True and null = True, but still continue to accuse the field...
asked by 12.11.2018 / 17:07
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django ModelForm with checkbox with value ---------

Good evening! How do I remove --------- from my form, in some options I put a default in the model but for this option I can not do this, How can I solve this problem?     
asked by 01.06.2018 / 00:17
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Add field dynamically in forms and glitches via request - Laravel

Good evening guys, I am creating a form with Laravel 5.5 and the user can add fields dynamically, but the Controller is not recognizing the fields added after the page loads. <div class="box-body"> <table class="tabl...
asked by 22.05.2018 / 22:58
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Combobox.SelectedIndex does not return the item in Windows Forms

I have a program in windows forms and I need to select the item in a combo box so that the user can edit the registry, however, it receives the value, finds the index but does not return the selected screen. follow the code: private void Preen...
asked by 27.04.2018 / 22:05
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Contact form that uses JS to validate and PHP to send not working

I would like help identifying the problem, I use a form that uses JS to validate and PHP to send, but it is not working. It works perfectly on other sites, however in that when clicking on SUBMIT (submit) it reloads page by adding a question mar...
asked by 18.04.2018 / 18:39
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Set current date in PHP and put in value HTML in an input type = 'date'

I tried the following but it does not work <form action="add.php" method="POST" name="form1"> <div class="w3-section"> <label>Nome do funcionario</label> <input class="w3-input w3-border...
asked by 12.04.2018 / 21:36
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Pass Login \ Password \ Enter to an external application. C # with Windows Forms

I used the last code in Program write in another textbox To enter the login / password in the third-party program. I did so: Process processo = Process.Start(@"C:\Program Files (x86)\ZKTeco\ZKAccess3.5\Access.exe"); IntPtr h = proces...
asked by 11.09.2018 / 15:05