Questions tagged as 'modelagem'

Tagged questions
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Set up an EDO system for a data set

I need to set in R a template for the following data set: t <- c(15.0169, 13.0286, 11.0257, 10.0172, 9.0087, 8.0157, 7.0230, 6.0300, 5.0229, 4.0158, 3.0231, 2.0302, 1.0221, 0.0000) N <- c(7.9709, 7.9146, 7.9225, 7.8392, 7.7743, 7...
asked by 09.06.2018 / 16:16
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Modeling Banks Financial Institution

I am starting a personal project for my apprenticeship, an application simulating a financial institution system, I would first use the following products: checking account, credit agreement (loans). I came across the following difficulty, what...
asked by 29.05.2018 / 18:19
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Bank modeling with classes with relationship from n to n

Good morning. I'm modeling a company that has multiple branches. Basically I have information, of size, the organization chart of each size, and positions in the branches. For example Porte: Small 1, Small 2, medium, large, ... Item...
asked by 19.04.2018 / 16:37
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Laravel Defender Trying to get property 'name' of non-object

You are returning the following error from my assignment:    $user->attachRole(12); Note : If I use this way, I have parameterized the normal functional defender model $user->roles()->attach(12); What can it be? If...
asked by 08.03.2018 / 19:46
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How can I incorporate random effects into the formula of generalized additive models (GAM)?

I want to test the effects of demographic rates (recruitment and mortality) on plant biomass / AB over time. Since the relationship between these variables is not linear, I'm trying to use GAM models instead of GLMM. But, I do not know how to in...
asked by 19.02.2018 / 16:10
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How to model tables to store tag

I have a SQL Server database where I have a table of videos linked to several tags. As it is done here in the forum where each post is linked to several tags. What is the best practice for modeling the database? At first I thought of so...
asked by 01.02.2018 / 21:47
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Persistence with inheritance, one-to-one relationship and manual primary key

I am developing a web heritage project to finish my degree. I'm using Java (IDE: Spring Tool Suite), Spring, Hibernate and Mysql. I'm having a data modeling problem that I can not solve: An Equipment class must have an asset number a...
asked by 07.10.2017 / 22:47
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Modeling legal and physical person for clients and sellers

Well, I have a system in PHP that allows the management of customers and vendors. In my domain, a customer can be an individual or a legal entity, since a seller may be just an individual. I implemented this as follows: Abstract class En...
asked by 21.09.2017 / 19:41
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Syntax problem when compiling modeling in Lingo

I'm trying to solve the modeling of a linear programming exercise in Lingo and every time I call the software compile the code I get the error code: 11. INVALID INPUT. SYNTAX ERROR HAS OCCURRED. However, everything you entered appears to...
asked by 16.04.2017 / 20:57
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Model Relational database with SKU

I am creating a system for selling products and I need these products can have different prices according to their size or color, for this I am using SKU, I am creating the relational model of this database and I would like to know if this model...
asked by 10.07.2016 / 23:18