All Questions

1
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How do I make the next loop perform?

I have a list with two or more Strings: [Panel, Control] Now comes the problem: for (int i = 0; i < lista.size(); i++){ String linha = ""; while ((linha = leitura.readLine()) != null){ if (linha.contaens(lista.get(i)))...
asked on 25.03.2016 / 07:14
1
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Loading multiple images through Javascript

I'm trying to upload an image through Javascript but it did not work. In the HTML it looks like this: <img src="img/bola.jpg/> , but in Javascript I do not know. The code below is to show loading of several images, but I do not kn...
asked on 06.04.2016 / 03:27
1
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How does mega.nz work? [closed]

Megaupload (Megaupload successor) has a different and innovative way of downloading other sites. Usually, download sites send the file and the download is done in the browser, but in mega.nz download the base64 file and put it together in the br...
asked on 24.07.2015 / 00:23
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What are the differences between Friend and Static classes / members?

What are the differences between classes and member variables friend and static within the definition of a class, including its applications. I know only that members of the static class belong to the class and not to the ob...
asked on 27.02.2016 / 22:20
2
answers

How to remove blocking CSS and Javascript files in Blogger, such as Widgets.js?

I'm trying to optimize the loading speed of my Blogger site by removing unneeded CSS files that I do not use, nor do I intend to do in the future. For example: <link type="text/css" href="https://www.blogger.com/.../widget_css_bundle.css"/&...
asked on 10.04.2016 / 14:07
2
answers

How to reproduce relationship in Objects?

According to the definition of this site :    CARDINALITY       It is the maximum and minimum number of occurrences of an entity that are   associated with the occurrences of another entity that participates in the   relationship. That is...
asked on 11.03.2016 / 03:17
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Monitoring MySQL database with Java application

I have a Java desktop application w / DB MySQL running on 100 company branches for over 6 years. Today at the head office we need some information from the branch database. I'm developing a web service Rest, to perform this integration. The f...
asked on 05.08.2015 / 00:38
2
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Encryption with Java and PostgreSQL / MYSQL

Hello I have a question in my college project, in scope it says like this:  "Users and passwords can be stored in the database, using the bank's own encryption." Is the crypto in both default by MD5? In that case I need to use the MD5 crypto...
asked on 28.07.2015 / 19:16
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Get element without id

I have div , and within it a canvas without id and other elements . <div id="itens"> ... <canvas></canvas> ... </div> How can I get canvas using JQuery ?     
asked on 20.08.2015 / 16:31
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Why is it recommended to put the javascript codes at the end of the body tag scope? [duplicate]

Do you have any rules regarding the use of scripts in the head tag? W3C has not made the usage rules very clear.     
asked on 02.09.2015 / 05:25