# Cris Luengo

Followers: 0 Following: 0

http://www.crisluengo.net/ Professional Interests: Image analysis

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REPUTATION**31**

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**3** Questions

**12** Answers

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VOTES RECEIVED**13**

RANK**1,628** of 20,180

REPUTATION**1,130**

AVERAGE RATING**4.80**

CONTRIBUTIONS**9** Files

DOWNLOADS **40**

ALL TIME DOWNLOADS**10623**

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**Feeds**

Question

How to modify the static Java path

The instructions here describe how to add JAR files to the bottom of the static Java path. Dynamic entries also are used last. T...

4 months ago | 0 answers | 0

### 0

answersHow to manually select the libstdc++ library to use to resolve a "version 'GLIBCXX_#.#.##' not found" error?

The official solution to this (notwithstanding a MathWorks staff member suggesting LD_PRELOAD), is to install a version of GCC t...

1 year ago | 1

Submitted

interpolate_string

Applies string interpolation (also known as variable expansion or variable substitution) in a string.

2 years ago | 1 download |

Solved

Scrabble Scores

Given a word, determine its score in <http://en.wikipedia.org/wiki/Scrabble Scrabble>. The input string will always be provi...

4 years ago

Solved

Times 2 - START HERE

Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

4 years ago

Why function gradmag isn´t working for me?

This code, which you have copied from <https://www.crisluengo.net/index.php/archives/217 my blog>, requires DIPimage to run. Get...

6 years ago | 0

mxCreateSharedDataCopy no longer supported in R2018a

Note that the new C++ interface (introduced in R2018a) has documented ways of creating shared data copies: <https://www.mathw...

6 years ago | 1

.mex File crashes when executed in rapid succession

pointer[(iField + iSensor * 11) * bufferSize + iElement] should probably be pointer[(iField + iSensor * 11) * nNoEleme...

7 years ago | 1

| accepted

UTF-8 strings in MEX-files

A solution when using C++11: I found this answer on StackOverflow: http://stackoverflow.com/a/38383389 It turns out C++11 ha...

7 years ago | 1

| accepted

Question

UTF-8 strings in MEX-files

This question has been asked here before, but not with any satisfying answers. Since all those answers, a new documented functio...

7 years ago | 3 answers | 1

### 3

answersDetermine if using HG2

Revisiting this issue. The best method discussed here is using `graphics` version. However, you currently get a warning when ...

7 years ago | 0

Submitted

svg_fix_viewbox(in_name,varargin)

Make SVG file stretch with containing HTML element

9 years ago | 1 download |

Determine if using HG2

You can simply check the class of the figure handle: function tf = ishg2(fig) tf = isa(h,'matlab.ui.Figure'); or: ...

10 years ago | 2

DIPimage initialise

If you downloaded DIPimage from its website, <http://www.diplib.org/>, you would have noticed three things: 1- The installati...

10 years ago | 0

DIPimage – What is your experience?

Dear Marco, I am the main developer of DIPimage. Thank you for the nice words. I understand hesitation among people used t...

10 years ago | 0

| accepted

Solved

Factorize THIS, buddy

List the prime factors for the input number, in decreasing order. List each factor only once, even if the factorization includes...

12 years ago

Solved

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 ...

12 years ago

Solved

radius of a spherical planet

you just measured its surface area, that is the input.

12 years ago

Solved

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]

12 years ago

Question

Unlocking answers to last Cody problem?

I've written a valid answer to the last Cody problem, but it is not even close to the best answer. I have no idea how they made ...

12 years ago | 1 answer | 2

### 1

answerSolved

Find the palindrome

Given the string a, find the longest palindromic sub-string b. So when a = 'xkayakyy'; you should return b = 'kayak';

12 years ago

Solved

Prime factor digits

Consider the following number system. Calculate the prime factorization for each number n, then represent the prime factors in a...

12 years ago

Solved

Interpolator

You have a two vectors, a and b. They are monotonic and the same length. Given a value, va, where va is between a(1) and a(end...

12 years ago

Solved

It dseon't mettar waht oedrr the lrettes in a wrod are.

An internet meme from 2003 (read more <http://www.snopes.com/language/apocryph/cambridge.asp here>) asserted that readers are re...

12 years ago

Solved

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 ...

12 years ago

Solved

Find the peak 3n+1 sequence value

A Collatz sequence is the sequence where, for a given number n, the next number in the sequence is either n/2 if the number is e...

12 years ago

Solved

Distance walked 1D

Suppose you go from position 7 to 10 to 6 to 4. Then you have walked 9 units of distance, since 7 to 10 is 3 units, 10 to 6 is 4...

12 years ago

Solved

Rotate input square matrix 90 degrees CCW without rot90

Rotate input matrix (which will be square) 90 degrees counter-clockwise without using rot90,flipud,fliplr, or flipdim (or eval)....

12 years ago