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1
answer

What is the difference between the Set and Map interfaces? [closed]

I want to know the difference between using a list with the interface Set < > and the Map interface < > which is better for me to access the data more easily?     
asked on 08.08.2017 / 20:34
1
answer

Browse Array with Object inside, PHP

I have the following Array in PHP: array(4) { ["moduleName"]=> string(8) "Products" ["id"]=> string(6) "14x937" ["user"]=> object(Users)#523 (99) {} ["data"]=> array(40) {} } I try to go through it in all po...
asked on 15.10.2018 / 14:37
2
answers

You can change the style of an Alert window [duplicated]

can you change the style of an alert () that is, some function to do it or it always has to be the same way?     
asked on 22.08.2017 / 15:44
1
answer

Install Python 3.x package without internet

It's not a code question, basically I could not find something similar to this. I did a development in Python that I must run on a desktop computer, but the problem is that that computer does not have an internet connection and I need to have...
asked on 20.08.2017 / 01:23
1
answer

Create new file every time the xp_cmdshell command is executed

I am working with SQL and what I want is that every time I execute the xp_cmdshell command, a new file is generated, since as I currently have it, write the same one, I leave the code of my query : DECLARE @Comando VARCHAR(2048) SET @...
asked on 08.08.2017 / 15:49
2
answers

How can I create a field in a form without having to create it in a model?

I have a ModelForm in which I want to add a field without having to create it in the model, how can I do it? If you are wondering why I want to have a field in a form if I am not going to send it to the model, it is because I am going to take...
asked on 25.08.2017 / 00:57
1
answer

How to show number without commas in python

I have a question I have the following number 33,003,567.564 and I would like to convert this number to a number without commas but if with a decimal point it is: Get something like this: 33003567.564 And that this applies to any amo...
asked on 29.10.2018 / 02:27
1
answer

Multiply 2 MySQL columns with decimals

I have a column named PRECIO and another CANTIDAD , column PRECIO is in text format and the decimal separator has a comma, (this is the result of an excel export to mysql). Achieve multiply PRECIO x CANTIDAD...
asked on 21.08.2017 / 13:36
2
answers

C ++ error LNK2019 Unresolved external symbol

I have an error and I do not know how to solve it, extra information is: Visual studio 2017, in an empty project.    LNK2019 unresolved external symbol "public: static void __cdecl   Bisection :: start (void) "(? Home @ Biseccion @@ SAXXZ) re...
asked on 26.10.2018 / 01:11
2
answers

how to make a triangle with this symbol in python (*)?

1) My first problem is how to apply the math with the symbol (*) in str form. 2) My second problem is how do I make a triangle like this * ** *** **** ***** This is my code so far def triangulo(): simbolo='*' for i in range...
asked on 05.10.2018 / 04:14