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Rafael Oliveira


Airbus Group Innovations

Actif depuis 2011

Research Engineer at Airbus Group Innovations in Munich

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A soumis


rafael-aero/XFOILinterface
Class interface between XFOIL and MATLAB, with the ability of running many instances in parallel.

plus de 7 ans il y a | 8 téléchargements |

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A soumis


EngineSim
Port from the NASA EngineSim source-code to Matlab

environ 8 ans il y a | 10 téléchargements |

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A soumis


KML toolbox
Create KML/KMZ files and view them in Google Earth. Supports 3D models, contours, overlays, and more

environ 8 ans il y a | 41 téléchargements |

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A résolu


Which doors are open?
There are n doors in an alley. Initially they are all shut. You have been tasked to go down the alley n times, and open/shut the...

plus de 11 ans il y a

A soumis


Display progress, pause or stop a time-consuming loop
Allows you to display a loop’s progress, pause (and also change related code) or stop it.

environ 12 ans il y a | 1 téléchargement |

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High school cafeteria
Given an input vector of positive integers, return a row vector with the primes first (in increasing order) and the composites n...

environ 12 ans il y a

A résolu


Which quadrant?
Given a complex number, output quadrant 'I' 'II' 'III' or 'IV' | II | I | ...

environ 12 ans il y a

A résolu


Counting in Finnish
Sort a vector of single digit whole numbers alphabetically by their name, in Finnish. See the Wikipedia page for <http://en.wik...

environ 12 ans il y a

A résolu


Remove NaN ?
input -> matrix (n*m) with at least one element equal to NaN; output -> matrix(p*m), the same matrix where we deleted the enti...

environ 12 ans il y a

A résolu


Make one big string out of two smaller strings
If you have two small strings, like 'a' and 'b', return them put together like 'ab'. 'a' and 'b' => 'ab' For extra ...

environ 12 ans il y a

A résolu


give nth decimal place of pi
max 15th place after the decimal point is ok for now

environ 12 ans il y a

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Alphabetize by last name
Given a list of names in a cell array, sort the list by the last name. So if list = {'Barney Google','Snuffy Smith','Dagwood ...

environ 12 ans il y a

A résolu


Find the sum of the elements in the "second" diagonal
Find the sum of the elements in the diagonal that starts at the top-right corner and ends at the bottom-left corner.

environ 12 ans il y a

A résolu


Program an exclusive OR operation with logical operators
Program an exclusive or operation *without* using the MATLAB function xor. Use logical operators like |, &, ~, ... instead. ...

environ 12 ans il y a

A résolu


Bottles of beer
Given an input number representing the number of bottles of beer on the wall, output how many are left if you take one down and ...

environ 12 ans il y a

A résolu


Find relatively common elements in matrix rows
You want to find all elements that exist in greater than 50% of the rows in the matrix. For example, given A = 1 2 3 5 ...

environ 12 ans il y a

A résolu


All your base are belong to us
Find the base _b_ logarithm of the input decimal number _x_. Express the output as a decimal number. The first argument is the n...

environ 12 ans il y a

A résolu


Arrange Vector in descending order
If x=[0,3,4,2,1] then y=[4,3,2,1,0]

environ 12 ans il y a

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Omit columns averages from a matrix
Omit columns averages from a matrix. For example: A = 16 2 3 13 5 11 10 8 9 7 ...

environ 12 ans il y a

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Swap the input arguments
Write a two-input, two-output function that swaps its two input arguments. For example: [q,r] = swap(5,10) returns q = ...

environ 12 ans il y a

A résolu


Is my wife right? Now with even more wrong husband
Again, as in "Is my wife right?" ( <http://www.mathworks.com/matlabcentral/cody/problems/149-is-my-wife-right> ), answer 'yes' r...

environ 12 ans il y a

A résolu


Reverse the vector
Reverse the vector elements. Example: Input x = [1,2,3,4,5,6,7,8,9] Output y = [9,8,7,6,5,4,3,2,1]

environ 12 ans il y a

A résolu


Project Euler: Problem 1, Multiples of 3 and 5
If we list all the natural numbers below 10 that are multiples of 3 or 5, we get 3, 5, 6 and 9. The sum of these multiples is 23...

environ 12 ans il y a

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Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.

environ 12 ans il y a

Question


How to provide custom help files to internal class methods?
Hi! I'm trying to write some custom documentation for a class I've written, but I'm not sure how to connect the html files fo...

environ 12 ans il y a | 1 réponse | 1

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réponse

A soumis


Multiple Monitors Screen Capture
Captures the screen on every monitor you have.

environ 12 ans il y a | 1 téléchargement |

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A résolu


Monte-Carlo integration
Write a function that estimates a d-dimensional integral to at least 1% relative precision. Inputs: * d: positive integer....

environ 12 ans il y a

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Right and wrong
Given a vector of lengths [a b c], determines whether a triangle with those sides lengths is a right triangle: <http://en.wikipe...

environ 12 ans il y a

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Find matching parenthesis
One of the most indispensable things about a great text editor for programming is the ability to quickly jump between matching p...

environ 12 ans il y a

A résolu


Distance walked 2D
Suppose you go from x-y coordinates [3,4] to [0,0] to [0,1] to [1,1], then you walked 7 units of distance.

environ 12 ans il y a

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