All Questions

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What is the difference between ASP.NET Web Site and Web Application in Visual Studio?

I need to do a project in asp.net with web forms , I'm really new in asp.net and when creating the project I have seen tutorials in which they use the two variants or create a WebSite or create a WebApplication ....
asked on 29.07.2017 / 14:30
1
answer

Why do you give me the error [object NodeList]?

I'm trying to just select a radio button to be saved in a variable in php, but for now I just managed to do it in javascript and it gives me the error [object NodeList]. function updateTotal() { var radios = document.getElementsByNa...
asked on 26.07.2017 / 20:39
2
answers

create and relate 2 temporary tables

good day I am creating 2 temporary tables the first table is called QUESTIONS CREATE temporary table PREGUNTAS( idpregunta int auto_increment, primary key(idpregunta), pregunta varchar(200) ); the second one is called OPTION CREATE tempor...
asked on 31.07.2017 / 15:56
2
answers

Series fibonacci in a matrix n * n, C #

How can I introduce the fibonacci series in an "N" matrix by "N" example: 1 1 2 3 5 . . . My result is not as expected, it does not show the series in the matrix. This is my code: int i, j, n,aux; int a = 0; int b = 1; n = Convert.ToIn...
asked on 27.07.2017 / 13:48
3
answers

Concatenate two lists simply linked

I am trying to perform a procedure that when I receive two lists I upload it in a third one. My strategy is simple: As long as there is an element in list1 - > Add item in Concatenated list. As long as there is an element in the list...
asked on 12.11.2017 / 17:36
1
answer

How to save and load a binary tree in a file?

I have a question about how to save and upload a file to a tree. As I understand a tree is that it can not be saved only by traveling both sides separately (Left and Right) if not that it has to travel in a special way. As I understand how to sa...
asked on 16.11.2017 / 19:33
1
answer

Link Pandas dataframes with a loop

I am chaining Pandas Dataframes in the following way: import os import pandas as pd file = [file for file in os.listdir() if file.endswith('csv')] dict = {} for file in file: d[file] = pd.read_csv(file) df_A = pd.concat([dict['A_0.csv'],...
asked on 13.11.2017 / 14:48
2
answers

How do I make a partial backup of a table?

In a database called TEST I have a table called CULTIVES in which one of its fields is a numeric type and is called PID. This table has this structure: mysql> DESCRIBE CULTIVOS; +----------+------------------------+------+-----+---------...
asked on 01.08.2017 / 07:13
1
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Are the e.HResult of the exceptions in c # unique?

I want to know if each e.HResult that gives an exception is unique and that as such it is always the same. Or else how could I validate a specific exception always? My problem is that I need an exception which tells me that it is not possible...
asked on 10.11.2017 / 15:05
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answer

Replace rows according to criteria

I would like to find a simpler way to make this script.  I have a dataframe: ClearDatos<-Datraframe species level: Site Date Habitat Season Year Taxa Q1F 08_09_2015 Oak Autumn 2015-2016 Adonis_flammea...
asked on 15.11.2017 / 19:38