João Daniel

Belo Horizonte, Brazil

linkedin.com/in/jdanielnd

Age: 25

I'm a BA statistic's student at UFMG (Brasil), and co-founder at Tecto - a startup in the data analysis field. I've experience in programming (C, Java, HTML, CSS, Ruby, RoR) and data analysis.

Aug
11
accepted Copy vectors from constant variables
Aug
11
comment Copy vectors from constant variables
DPwexp.cc:47:24: error: invalid operands of types 'const double* const' and 'double' to binary 'operator*' ref[0] = f[0]*dif[0];
Aug
11
comment Copy vectors from constant variables
I can't properly use the values if I set them as constants. For instance, I can't iterate them and other values by them. Can I?
Aug
11
revised Copy vectors from constant variables
edited title
Aug
11
asked Copy vectors from constant variables
Aug
3
awarded Nice Question
Jul
28
awarded Favorite Question
Jul
21
awarded Curious
Jul
16
awarded Notable Question
Jul
14
awarded Nice Answer
Jul
10
awarded Student
Jul
10
awarded Autobiographer
Jul
10
asked Is it a bad practice to keep Master and Slave (Replica) Database on Same Server?
Jul
2
awarded Notable Question
Jun
10
awarded Nice Question
Jun
7
accepted Data modeling in multiple aggregation levels
Jun
3
comment Negative comparison with ActiveRecord
I'm concerned about unique combinations of those two attributes. Not for every repetition it can have with different product_id's or values.
Jun
3
comment Negative comparison with ActiveRecord
I'm using PostgreSQL
Jun
3
asked Negative comparison with ActiveRecord
Jun
2
asked Data modeling in multiple aggregation levels
1 2 3 4 5