All Questions

1
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How to make my default program to open a file type?

I have a Java application that is very simple, it represents a form and, based on what is typed in its JTextField , a file called "form.uniXml" is created. I defined the extension with this name already to make it the default of my system....
asked on 26.10.2015 / 20:58
1
answer

Problem with long polling

Well I've done a script here to fetch information from the real-time database, but it works fine if I add it directly to MySQL, but it works fine on the page when I insert text it works for MySQL and if you disable script long polling it al...
asked on 22.02.2015 / 22:51
2
answers

How to know the size of an object in memory?

I'm not behind a method / operator sizeof because I already understand that JAVA does not have this, but I need some way to measure at least on average how much an object spends from memory, even if it's using some kind of debug.     
asked on 12.06.2017 / 13:30
1
answer

Routes of the Slim PHP Framework

Hello everyone, I'm having trouble using the Slim framework ... when I try to access via get the root "/" I get it normal, but when I try to access other methods like "/ hello" it simply n goes from the error "Not Found The requested URL / sli...
asked on 30.01.2015 / 03:26
1
answer

How to get the phone number via facebook API

I'm implementing facebook login on my site and it seems that it's no longer possible to get the user's phone number, even with your authorization. link This post is from 2011. As I understand it, it is a functionality that existed and wa...
asked on 24.02.2014 / 19:09
3
answers

Prevent the script from following symbolic links

With the script below, a search is made to all the existing properties in the indicated directory in order to obtain the email addresses associated with each hosting: #!/bin/bash # Scan All available email account addresses # for homedir unde...
asked on 22.12.2014 / 13:10
0
answers

Permission problem when installing MediaWiki on Sql Server

I'm having problems trying to install MediaWiki using Sql Server. The following error occurs:    [SQLSTATE 42000] [Error Code 2760] [Microsoft] [SQL Server Native Client 11.0] [SQL Server] The specified schema name "dbo" does not exist or...
asked on 24.06.2014 / 19:42
2
answers

Error in key events in Allegro

I'm doing work from my course using Allegro as indicated. I need to capture the keystroke events on the keyboard, so I used the following: al_wait_for_event(evento, &ev); if(ev.type == ALLEGRO_EVENT_KEY_UP){ if (ev.keyboard.keycode==...
asked on 16.06.2014 / 07:34
2
answers

What are the appropriate scenarios for graph-based databases

Lately I've been studying the graph-based Neo4j database. Given that the vast majority of current applications use traditional relational databases, I ask: What are the appropriate scenarios for using this type of database? What would...
asked on 21.09.2017 / 02:58
1
answer

Google Chrome sandbox

On some pages of a system where I work (I'm not the only developer) a message appears in Google Chrome like the image below: This only happens in Google Chrome, Firefox works normally. The test server also works, including in Google...
asked on 21.09.2015 / 17:01