Published
Community Q&A – Yair Altman
Yair Altman is a top participant on MATLAB Central, especially within File Exchange. He is best known for being the...
3 years ago
Published
Dr. Maeda Wins With MATLAB!
Some people say it's hard to make predictions. Not true. But making accurate predictions... okay, that's hard. Even so,...
3 years ago
Published
Tips ‘n’ Tricks with Chris Armstrong of BAE Systems
As part of my business travel over the years, I've been fortunate to visit the UK several times and meet folks from BAE...
3 years ago
Solved
Replace Nonzero Numbers with 1
Given the matrix x, return the matrix y with non zero elements replaced with 1. Example: Input x = [ 1 2 0 0 0 ...
3 years ago
Solved
subtract central cross
Given an n-by-n square matrix, where n is an odd number, return the matrix without the central row and the central column.
3 years ago
Published
Mini Hack Contest Analysis
Today we have a guest post from Dave Bulkin. Dave is a developer on the MATLAB Graphics and Charting Team. Dave used to be...
3 years ago
Published
Flying Pumpkins, Dancing Pumpkins
Eric Ludlam likes pumpkins. That might surprise you when you see what he does to them. Example: give him a perfectly good...
3 years ago
Published
Call to Action: Look, then Vote! (and Give to Charity)
Something special is going on. Look at all these images. You're looking at 96 images from the ongoing Mini Hack...
3 years ago
Published
Twenty: A Birthday, a Contest, an Explosion of Images
As I said in my last post, here at the MathWorks Community blog we are currently celebrating an important milestone:...
3 years ago
Published
And Now We Are 20
It’s been twenty years since we launched MATLAB Central. It's tempting to say that it’s been twenty years since we started...
3 years ago
Solved
Rotate a Matrix
Input a Matrix x, Output y is the matrix rotating x 90 degrees clockwise
3 years ago
Published
Lightning Talks at the Japan EXPO
I recently learned about something fun: customer lightning talks at the Japan MATLAB EXPO 2021. A lightning talk is a...
3 years ago
Solved
matrix zigzag
Unfold a 2-D matrix to a 1-D array in zig-zag order, e.g., for matrix [ 1 2 3 ; 4 5 6 ; 7 8 9 ] the resulting 1-...
3 years ago
Published
Update Heroes: Evergreen Contributions to the File Exchange
File Exchange developer Randy Souza (you've heard of Souza's Law, right?) was looking at some file updates coming through...
3 years ago
Published
On the Importance of Software to Research
This week's post is by Mike Croucher. Mike is a member of the Customer Success Engineering team in the UK, working with...
3 years ago
Published
Cody News: Test That Code Before You Submit It!
See this? This is so cool. What you're looking at is the new Scratch Pad area for Cody. It will make playing Cody more...
3 years ago
Solved
Neither minima nor maxima
Input v is a vector. Return all the elements of v which are not a local minimum or maximum. Example: v = [1 2 3 4 5] Ou...
3 years ago
Published
Community Q&A – Akrem Hadji
Akrem Hadji is a top contributor to Cody. Here is a Q&A I did with Akrem who is a Telecommunications Engineer in...
3 years ago
Solved
Longest Sequence of NaNs
In an array return the length of longest sequence of nans for each column. x = [ 2 3 1 2 5 6; nan nan 5 n...
3 years ago
Published
Live Editor in MATLAB Mobile
The Live Editor combines code, output, and formatted text in a single executable notebook. Last year, we introduced this...
3 years ago
Published
Happy Valentines Day!
What to do? It's nearly February 14th, and what, oh what will you get your sweet one? Your very own osculating curve? The...
4 years ago
Published
MATLAB Drive and British Coal
The other day I received this email from my friend Jos. Very thoughtful of him! After a recent meeting, we were...
4 years ago
Published
Virtual Workshops with Black Girls Code and MissionSAFE
Guest bloggers Ishaani, a MathWorks UX Specialist, and Vidya Gopalakrishnan, a MathWorks Senior Technical Writer, bring you...
4 years ago
Published
How Long Is a Winter’s Day?
Happy December! The days sure seem longer in the winter. Of course, there are fewer hours of daylight. But the actual span...
4 years ago
Solved
Fix the last element of a cell array
Note: this is lifted directly from <http://www.mathworks.com/matlabcentral/answers/82825-puzzler-for-a-monday Puzzler for a Mond...
4 years ago
Solved
Convert a numerical matrix into a cell array of strings
Given a numerical matrix, output a *cell array of string*. For example: if input = 1:3 output is {'1','2','3'} whic...
4 years ago
Solved
Proper Factors
Generate the proper factors of input integer _x_ and return them in ascending order. For more information on proper factors, ref...
4 years ago
Solved
QWERTY coordinates
Given a lowercase letter or a digit as input, return the row where that letter appears on a <http://en.wikipedia.org/wiki/Keyboa...
4 years ago
Solved
QWERTY Shift Code Decoder
Decode a string encoded using the QWERTY shift code. QWERTY shift code is where the message was touch typed but with an offse...
4 years ago