All Questions

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Get hostname and server port

I have a web application that sends emails with a link to access a module of my application, but I have been doing it in a fixed way with the IP address and port already established. Now my application is going to upload to production, and the p...
asked on 17.03.2017 / 20:53
1
answer

concatenate names laravel guards

I receive the name of the logged in user with the following code: {{ Auth::guard('profesor')->user()->nombre }} I want to concatenate with the last name, how can I do it?     
asked on 23.06.2017 / 03:42
1
answer

Send a QSerialPort variable to another file

I am currently programming an app in C ++ with IDE Qt but I need to send a QSerialPort variable to another .cpp file in order to have the connection in any screen of the application but it does not accept the variable and I would like to know if...
asked on 20.06.2017 / 22:52
1
answer

Builders of a template

A design pattern not very well known is the PassKey pattern that is used mainly to restrict access to certain public functions (the option would be to use friend in the main classes and that produces too much coupling). A basic implementation...
asked on 23.06.2017 / 09:36
1
answer

Hibernate LazyInitializationException

I have a problem with my java project when I execute a function generated by the hibernate it returns it correctly, but if I try to access an instance object of another generated class it gives me an error because this is null T...
asked on 21.06.2017 / 16:07
1
answer

How do I order an pipes in Ionic 2?

I need to organize a product list sorted by Array of String as properties of Array of objects example: Case 1 <div *ngFor="let producto of productos| orderBy:'nombre,descripcion' : 'ASC' || 'DES'"></div>...
asked on 27.06.2017 / 17:11
3
answers

query with ranges of dates and values of a month

In my app I have a table like this: INACTIVITY: id user_id start end comment 265 2 29-04-2017 05-05-2017 Vacaciones 356 2 07-04-2017 10-04-2017 Baja Enfermedad 455...
asked on 27.06.2017 / 11:55
1
answer

Doubt with list of initializers in C ++

I am studying TADs in C++ , and in the section of the constructor I get to the list of inicializadores , it is horribly explained and I have not found a video or page that explains it clearly. What is the list of constructo...
asked on 21.06.2017 / 00:22
2
answers

Problem connecting to a mysql database hosted on a server with C #

Problem C # and Mysql My problem is that my application created in c # with the IDE Visual Studio 2017 sends me the following message:    unable to connect to any of the specified mysql hosts This problem arose since I moved my local d...
asked on 21.06.2017 / 05:49
1
answer

I receive an "IOException" when assigning "Console.Title"

I have the error that I put capture below, in synthesis the error is in that an exception occurred with the file mscorlib.dll and no additional information. I must say I have another project from the university and it runs it as normal, rec...
asked on 13.04.2017 / 03:54