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Pentagonal Numbers
Your function will receive a lower and upper bound. It should return all pentagonal numbers within that inclusive range in ascen...

plus de 8 ans il y a

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Find the nearest prime number
Happy 5th birthday, Cody! Since 5 is a prime number, let's have some fun looking for other prime numbers. Given a positive in...

plus de 8 ans il y a

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Getting logical indexes
This is a basic MATLAB operation. It is for instructional purposes. --- Logical indexing works like this. thresh = 4...

presque 9 ans il y a

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Specific Element Count
Given a vector _v_ and a element _e_, return the number of occurrences of _e_ in _v_. Note: NaNs are equal and there may be n...

presque 9 ans il y a

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Calculate the Levenshtein distance between two strings
This problem description is lifted from <http://en.wikipedia.org/wiki/Levenshtein_distance>. The Levenshtein distance betwee...

presque 9 ans il y a

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Community Q&A: Manu BN
Manu BN is the author of 14 files on File Exchange including some popular submissions.  Please enjoy this virtual...

presque 9 ans il y a

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Deep Learning and Cody
I want to mention two exciting developments, one last week and one this week. Last week, image processing blogger Steve...

presque 9 ans il y a

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Alternating sum
Given vector x, calculate the alternating sum y = x(1) - x(2) + x(3) - x(4) + ...

presque 9 ans il y a

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Replicate elements in vectors
Replicate each element of a row vector (with NaN) a constant number of times. Examples n=2, A=[1 2 3] -> [1 1 2 2 3 3] ...

presque 9 ans il y a

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A Galloping Logo Zoetrope
What is a zoetrope? A zoetrope is a simple kind of animation, first popularized in the 1800s. Take twelve images of a...

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Text Alignment, Dinosaurs, and Orators
When we’re creating new pages for our community apps, our designers sometimes add some sample text as part of the review...

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Use a timetable to analyze a train timetable (Part 2)
Oh no, you missed your train to Boston! Find the departure time of the next available train by analyzing the train timetable. Yo...

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New in Answers: Top Contributors & Staff
You’re the new kid in school. It’s lunch time. You got a slice of pizza and a pile of tater tots from the food line, but...

presque 9 ans il y a

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"mirror" matrix
Create n x 2n "mirror" matrix of this type: Examples For n = 2 m = [ 1 2 2 1 1 2 2 1 ] For n = 3 m = ...

presque 9 ans il y a

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Answers Badges Are Here!
Maybe, like me, you got an email this week telling you that you won a badge for your contributions to MATLAB Answers. And...

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Generate this matrix
Generate the following matrix. n = 2; out = [-4 -3 -2 -1 0 -3 -2 -1 0 1 -...

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Cody Turns One Million
Suppose I give you an image like this little smiley face. And now I ask you to stretch it vertically and horizontally by...

environ 9 ans il y a

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Is It Just Me? Status Anxiety and the Application Status Page
Here’s you, getting stuff done: Click… click. Click-click. Type typey type. Click. And then: Click… click, click… and...

environ 9 ans il y a

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Community Q&A: Massimo Zanetti
During the fall of 2016 MathWorks hosted a Scavenger Hunt and Triathlon to celebrate the 15th Anniversary of MATLAB...

environ 9 ans il y a

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The Bacterium and the Blog – New Life on MATLAB Central
Do you have aphid problems? Aphids are perfectly nice little insects with one unfortunate habit: they have a mighty...

environ 9 ans il y a

Réponse apportée
How to get data from web?
URLREAD expects US-style usage of commas and stops in numbers. So in a number like 150,228.17 it will ignore the comma and retur...

environ 9 ans il y a | 0

| A accepté

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Robot Races Roll After Hours at the Museum
Our post today is from Jeff Homer of our UK office in Cambridge, England. Jeff is an Application Support Engineer with a...

environ 9 ans il y a

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Add-Ons and the File Exchange
Earlier today I was pondering the fact that I needed some new business cards when I had a sudden brain storm. A sort of a...

environ 9 ans il y a

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What Is On Stuart’s Table? Code Along and Find Out
One summer when I was in high school I spent a lot of time playing ping-pong at a summer camp. Between games, I would watch...

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ThingSpeak: Your MATLAB-Powered Window on the World
Have you tried ThingSpeak yet? It’s cool, it’s free, and it talks to MATLAB. I like all three of those things. Let me show...

plus de 9 ans il y a

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Can the given sides form a triangle?
Can the three given sides form a triangle?

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Results of the St Andrews Programming Contest
Last month we collaborated with Luke Rendell and Elena Miu of St Andrews University on a programming contest (hosted at...

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Top 10 Files in 2016
As we move into 2017, lets take a look back at 2016.  Here are the most popular files on File Exchange in 2016 based...

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Coding in a Petri Dish: the MATLAB Programming Contest Strikes Again!
Some of you will remember a semi-annual programming contest that we ran here from 1999 to 2012. Some of you...

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MATLAB at the Science Museum
Here is a place I want to visit. Image credit: Jody Kingzett It’s the new mathematics gallery (known as Mathematics: The...

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