Questions tagged as 'java'

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Dialog Progress White Background opaque

I've been trying for a few days to come up with a transparent dialog progression with an opaque white background, just like the images below, but I can only get the opaque black background in the android pattern. I've already seen some apps that...
asked by 25.10.2017 / 14:51
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Spring Boot connecting to the Microsoft Sql Server database

I'm trying to connect to SQl Server 2008, but I'm giving this error:    com.microsoft.sqlserver.jdbc.SQLServerException: Failed to connect to host ERSERVER, named instance \ sqlern_desenv. Error: "java.net.SocketTimeoutException: Receive time...
asked by 25.10.2017 / 17:56
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Framework for documentation for java REST API

Hello, I have a project in java, with APIs in REST. I wanted to create a wiki with documentation (markdown + swagger) on the APIs locally, also including a way to test the API (API console / explorer). These are APIs with IDP (OAUTH) authenti...
asked by 24.05.2018 / 16:50
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How can I add ships of size 2 or more

I have the naval battle game done in java. It runs perfectly, the position of the ships is randomly drawn ... But I wanted to make it possible to have ships with more than 1 size. That is, ships of size 3 vertical, horizontal ... What changes do...
asked by 14.11.2017 / 17:08
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(Java) Reading the Serial Port with the Jssc library

I have a java app that le in the serial port with 7 data from a rotation sensor coming from the arduino, via jssc. The code works, but the data is not formatted. I read 4 by 4 bytes, but sometimes it comes with numbers like 0080, 8000, etc. I ne...
asked by 27.10.2017 / 17:43
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Received fatal alert: handshake_failure when the class is executed by Schedule - JDK7

I have a class that does integration with WooCommerce, when I run the class when I upload the project not to httpClient error (4.5.3) I get the HttpResponse 200 ok, I have two api registered, 1 ° link e  2 ° link Both have the same TLS...
asked by 11.06.2018 / 19:29
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Springboot does not render image (only restart)

I have an entity called product that has only Title, Price, and PathImage, which saves the path where the product image is saved. When I receive this form data, my service executes this code: public void addProduto(Produto produto, MultipartFi...
asked by 08.06.2018 / 19:07
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Is there a correct way to write this code? [duplicate]

package linguagem; import java.util.*; public class Linguagem { public static void main(String[] args) { Locale locale = new Locale("PORTUGUESE", "PT"); System.out.println("Linguagem: " + locale.getDefault()); } } Wi...
asked by 13.06.2018 / 11:53
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Error converting image to String to save to bank

I'm trying to save an image to my form in the database, but I'm having trouble resolving the error:    Field error in object 'user' on field 'photo': rejected value [org.springframework.web.multipart.support.StandardMultipartHttpServletReques...
asked by 11.06.2018 / 17:44
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event onclik () Error opening camera

I'm developing an android application that has an event on Button to open the camera: In AndroiManifest.xml <!-- Permissão para acessar a área de memória externa --> <uses-permission android:name="android.permission.WRITE_E...
asked by 16.11.2017 / 22:06