Interesting questions
-
3
votes1
answer88
viewsIdentify onmouseover element
I want to identify what kind of element it is by going through an element. I’m doing the following example: window.onmouseover = function(){ mouseOver(e)}; function mouseOver(e) { if (e.nodeName ===…
javascriptasked 10 years, 9 months ago akm 3,387 -
0
votes0
answers425
viewsJava error: javax.servlet.Servletexception: javax/Enterprise/context/spi/Contextual
I’m new to Java and I’m having trouble showing on the page a grid with data from a database table. I am using java + Hibernate + JSF 2 + Tomcat 8. When I run my xhtml page it presents the error…
-
-1
votes1
answer27
viewsProblem with javascript function
To having a problem of "Uncaught Referenceerror: nameValue is not defined", being that the "nameValue", is being passed to function, so no idea of what the problem. Function : function…
-
0
votes1
answer109
viewsNull Object Reference when listing data with Firebaserecycleradapter
I’m trying to popular a Recyclerview with the Firebaserecycleradapter. When the onBindViewHolder method is called to popular the layout through the Viewholder class, the error is triggered:…
-
3
votes1
answer54
viewsTkinter - set master in another script
I am creating a GUI with Tkinter and I am having problems separating functions from the main file (as it is getting too big). I created a new function file, when I try to import the creative…
-
10
votes3
answers2325
viewsHow does the rotation of Bits in C work?
I would like to know how the bit rotation works, because the content I was able to find on the Internet does not explain for sure. Note: The structure is as follows: unsigned _rotl(unsigned…
-
1
votes2
answers1680
viewsForm Action (Form’s Action) and Submit (Submit) Button
I am trying to unravel the mystery, when the user clicks on the "Submit" button, the content of the form is sent to another file. The attribute action defines the name of the file to which to send…
-
1
votes0
answers182
viewsProblems to compile in Android Studio
I created my first Project in Android Studio defining as Minimums SKD the API 23 Android 6.0 (Marshmallow). Then I created a virtual device in AVD Manager with the following settings: Nexus 5 API 24…
-
0
votes1
answer62
viewsformat currency in dynamic span
I want to format a dynamic input type range result, which gives me a dynamic value in a span. I need to format this value for currency. Ex: 1000 to 1,000 html <span…
-
1
votes0
answers72
viewsButton staying hidden
I have 2 variables when they cease to be null are created two buttons, the problem is that one always appears hidden, if I inspect the code it ta there, but on the screen nothing appears, I’m…
-
6
votes1
answer696
viewsAngularjs duplicating (briefly) ng-repeat list while making new insertions in the bank
I’m working with an application where in a view I own the product register of a company, or its customers, suppliers, etc. Each view meets a specific area, but each view works with diverse data and…
angularjsasked 10 years, 3 months ago celsomtrindade 8,038 -
0
votes1
answer50
viewsPrintdocument (PDF) in horizontal VB
I have a printDocument that makes mine PDF with the sheet upright (standing) I would like to leave the sheet horizontal (lying down). My code I use to generate the PDF: Dim ppd As New…
vb.netasked 7 years, 9 months ago Mateus Justino 93 -
0
votes1
answer34
viewsLock problem on the base + Springboot
Good morning, I created a Spring Boot application and through the properties I enabled the file base to check if it is necessary to upgrade the database structure. The problem is that the first step…
-
5
votes3
answers1225
viewsHow to distribute images horizontally equally within a Section element?
I have the situation below: I need the 04 images to be distributed horizontally equally within the space bounded by section, independent of the width of the browser. Not to be left empty as can be…
-
2
votes2
answers202
viewsHow to work with the file:// and Angular protocol
I was wondering if it is possible to work with an Http:// request locally in my application and not on a local server, if possible how do I do this? (does not necessarily have to be with the file…
-
2
votes1
answer245
viewsPHP in production with Composer
I have an application that uses some dependencies and these same managed by the commiserate everything working in the development environment. But in production, how is it possible to install an…
-
2
votes0
answers183
viewsConfiguration of Response Headers
I created an Express server and my client in Quasar/Vuejs. I need to send a PDF to my client, the PDF in question is already created on the server, but I am facing problems to send it to the client.…
-
4
votes1
answer208
viewsHow to send Email with HTML formatting to Windows Phone C#
Hello, Visual Studio 2012 has Emailcomposetask Object, but it does not have HTML formatting, I would like to know how to send emails via Windows Phone with HTML Formatting.
-
1
votes1
answer3684
viewsHow to display text with the Onmouseover() function
I’m learning to mess with javascript, and looking that snippet which shows the map of Brazil and its states I have a doubt. How can I make appear the name of the state by placing the mouse over the…
javascriptasked 7 years, 8 months ago SHRIMP 441 -
0
votes1
answer410
viewsSort TXT lines in numerical order
I need to invert all the columns of my txt file, using python. txt file (example): Regra n10 - exemplo Regra n9 - exemplo Regra n8 - exemplo Regra n7 - exemplo Regra n6 - exemplo Regra n5 - exemplo…