Questions tagged as 'java'

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What is and what is done with each of these SHA-1, SHA-256, HASH, MD5 day-to-day? [duplicate]

What is and what is done with each of these SHA-1, SHA-256, HASH, MD5 day-to-day?     
asked by 08.12.2017 / 18:43
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Set file cell * .CSV as merged

Is it possible to have a particular cell merged into a generated * .csv file? I'm asking because I'm generating a * .csv file where the user should only make a Ctrl + C \ Ctrl + v in the content and paste it into a standard workshe...
asked by 10.11.2017 / 16:26
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Non-angular error

   Request URL: link       Request Method: GET       Status Code: 404 Not Found       Remote Address: 127.0.0.1: 8080       Referrer Policy: no-referrer-when-downgrade   viewsource    Connection:keep-alive    Content-Length:74    Con...
asked by 16.11.2017 / 18:34
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Data passing performance as a parameter in stored procedure

I'm developing a system, in Java and Sybase, where I need to pass the current date as a parameter in a procedure . With this, I was curious about how to pass the date ... Is there a significant difference in performance by passing the current d...
asked by 17.11.2017 / 20:01
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When to use void Inject in Dagger

Dagger, can anyone give me a hand? I was able to do a 3 simple projects always trying several to have new problems and learn more, but a part I'm kind of copying because I do not understand, Component has some examples that show something lik...
asked by 16.11.2017 / 20:01
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Persisting a relationship Spring boot

I have the following Entity classes Patients @Entity @Table(name = "pacientes", schema = "sau") public class Pacientes implements Serializable { private static final long serialVersionUID = 5776384003601026304L; @Id @Generated...
asked by 17.11.2017 / 00:04
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NullPointException using JSTL

Hello. Well, I'm having a problem trying to pull a list of users using a c: forEach. When requesting the list, a NullPointException is returned, which, although I understand the reason for the return, I can not identify why. Testing with anot...
asked by 17.11.2017 / 19:42
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Printer Printing Non-fiscal

Personal to do the printing on a printer Diebold I am using the following code: DocFlavor docFlavor = DocFlavor.INPUT_STREAM.AUTOSENSE; // Atributos de impressão do documento HashDocAttributeSet attributes = new HashDocAttributeSet...
asked by 09.11.2017 / 20:36
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Error using SSLClientExisEngineConfig

I'm trying to use the SSLClientExisEngineConfig to make a call on an SSL server (I need to make a call where the client uses a certificate to authenticate to the server, vice versa). When instantiating the same object I defining which truststo...
asked by 08.11.2017 / 12:59
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Adding arrays (vectors) with methods

I have an exercise to do: create a method where the user enters the values of 2 vectors, then create a method to sum the values of the 2 vectors and finally a third method that shows the new vector created. Here is the code you have created s...
asked by 08.11.2017 / 11:36