Posts by Filipe • 313 points
18 posts
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answer165
viewsQ: JSF <p:commandLink> action is not invoked
Good evening, everyone, I have a problem, I have a commandoLink in a table that when clicked, does not invoke the method of a Bean that is in its action, I have seen some solutions like put…
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answer102
viewsA: cannot compare strings
Your error is in the way you are using the strcmp function. This function has this signature: int strcmp ( const char * str1, const char * str2 ); Soon it returns an int. How it works: it returns…
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answers57
viewsQ: Thread in eternal Wait state, does not wake up with the notify
Good morning, I’m having a problem in a project involving Threads, I’m starting to mess with Threads right now in a college job and I’m having doubts about Thread being in the state of "WAINTING"…
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answer136
viewsQ: Label does not update via setText in Javafx
Good night, I have a problem trying to change the text of a label through the sexText method and I can’t identify the problem, I appreciate the help. Code: void atualizar() {…
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answer32
viewsQ: Nullreferenceexception in C#
I’m having a problem in C#, I’m facing an exception and I can’t recognize why Details of the Exception: System.Nullreferenceexception: "Object reference not defined for an instance of an object."…
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answer80
viewsQ: Error reading values for a dynamically allocated matrix
Good afternoon, I’m doing some coding to study more about C memory allocation with the malloc function, and I was developing a code to allocate an array and then read values and save it, but it’s…
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answer127
viewsQ: Matrix error as function parameter
Good night. I have a problem using an array as a parameter in my functions. I have in a function that has an int matrix as parameter, when I call the matrix step an original matrix, and in the…
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answers246
viewsQ: String Comparison Problem in AJAX
Good night, Personal to with a problem here, to using an ajax code to check if a Cpf is already registered without the refresh in the page not to lose the data, and returning a string with a value…
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answers128
viewsQ: Error in sqlsrv_query and sqlsrv_num_rows() functions
Good afternoon, I don’t have much experience in php I’m starting now with this language and I’m having a problem with two functions follows print of the problem: Warning: sqlsrv_query() expects…
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answer35
viewsQ: Unreachable code Detected on bank connection
Oops good night, Personal to with a doubt that it is something silly, is that I am not accustomed to use an external connection class in the development, had this bad-habit but now I went to use and…
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answer416
viewsQ: I can’t find the reason for Formatexcpetion
Folks good night I have a little problem in a basic test program I’m doing someone could help me ? Error: The input string was not in an incorrect format. (Formatexception) in…
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answer60
viewsQ: Panel does not become invisible if Chart’s Paint event is activated
Good night, Staff would like a help, so with a doubt, well I am developing an application, in which the user chooses 5 dates of any working days of the month,e gera um gráfico diferenciado com a…
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answer183
viewsQ: Capture datagrid id
If I want to capture the value of the column ID of the selected row, I need to necessarily use the wind SelectionChanged, what is to be triggered at each line exchange on the datagrid? Or just with…
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answer1103
viewsQ: Remote connection, C# with SQL Server (2008)
I’m a beginner in C#, and I’m trying to remotely connect my C# application to a SQL Server database that is on another PC (the PC is not on the same network, it’s my friend’s), but it’s giving…
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answer1523
viewsA: Drive of Forms c#
Well I didn’t understand much but from what I understand you don’t want the user to be able to resize the form check this option in the properties This locks the form and does not allow resizing,…
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answers40
viewsQ: How to make graph with triangles?
Well I’ll try to be very explanatory: I wonder if there is possibility to use Chart and make triangles in it by passing the 3 coordinates to generate the triangles, as in the image: (Don’t worry…
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answer536
viewsQ: How to deserialize attributes of the elements of an XML with C#?
Well, I asked that question once, but I didn’t get an answer, so I’m gonna ask you again. I tried some methods I saw there that said it worked in other questions, but none of them. I need to read…
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answers54
viewsQ: How to read an XML with C#?
Well I am new in C# and I have a question related to reading an XML. The XML is this: <ComportamentoPapeis> <Papel Codigo="PETR4" Nome="PETROBRAS PN" Ibovespa="#" Data="19/06/2015 17:59:59"…