All Questions

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AngularJs - Modulate a code to be reusable in multiple projects

Next, I'm developing a webapp where I have a very broad administrative area with several functions. In another project that I closed a few days ago I was also asked for an administrative area with several functions that are similar to the one I'...
asked on 09.11.2015 / 01:00
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How to color the legend according to the chart in R

Hello everyone, I have a chart in R and would like to make the caption equal to the chart. below is the command used and the graphic image. control = c(100,100,100,100,100) dez = c(100,90,0,0,0) cinco = c(100,100,100,50,0) dois = c(100,100,100...
asked on 24.03.2017 / 16:49
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Maintenance environment for ecomerce - PrestaShop

I've taken a service to support e-commerce on the PrestaShop platform. I found the environment configured this way: The main application files are on bitbucket. To do maintenance, I change the files via git and do the deploy of th...
asked on 13.03.2017 / 17:25
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TO_DATE (SYSDATE, 'YYYY-MM-DD') works sometimes

I have the following problem: I use JDBC to connect to Oracle. And I call rs.getTimestamp(index) to get a date field. When I run the function TO_DATE(SYSDATE, 'YYYY-MM-DD') the getTimestamp sometimes returns a n...
asked on 14.03.2017 / 13:10
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Excel - Create QR Code with data of 4 cells

Good, I'm trying to create a document in Excel that will fetch the entered data for example (B1, B2, B3, B4) and with this data generate a QrCode. I do not have any software yet that creates QrCode. I do not know if they recommend one. Tha...
asked on 24.02.2017 / 13:52
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I have a fragment that renders an xml but if there is no record I want it to render another page (xml)

I'm new to android and I do not know how to do that. Here's a little bit of my code. I'll check if there are no records if the list is not empty. If it is empty I need it to render the other page with no records. How can I do this? public Vie...
asked on 15.03.2017 / 15:06
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What are the cascade types in JPA?

I'm looking for information on the cascade types that exist and how they work in relational modeling with JPA. The types I found explanations were: NONE = Do not do anything with the object (default) MERGE = Update children when updat...
asked on 28.03.2017 / 22:35
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Session and ViewState Comparison with String

I recently received the following Visual Studio warning in code similar to the image: Iunderstandwhathewantedtotellme:thereisareferencecomparisonofthetwovalues(ofthesessionandofthe"test" string), and this will always return false , sin...
asked on 08.03.2017 / 18:20
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How to send a file larger than 10MB without having access to php.ini?

It is as follows: My free file hosting gives me access to see php.ini file information, but I can not modify it, I already tried to create a php.ini in the htdocs folder but it did not work, I tried to add it to the .htaccess and d...
asked on 22.02.2017 / 20:42
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How to simulate the event of typing the% symbol (%) when pressing Shift + 5?

I was developing a calculator in C #, and I started to do the activation part of the buttons through the keyboard. if (e.KeyCode == Keys.Add) { btnsum.PerformClick(); } Using the above code, I've already been able to do most of th...
asked on 24.04.2017 / 19:42