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# Ned Gulley

Last seen: 2 días ago Active since 2011

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Find the complement of a number in binary
Input x is a decimal number and output y is the complement of binary representation of x. For example, x = 10 has the binary ...

3 meses 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 ...

5 meses ago

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frame of the matrix
Given the matrix M, return M without the external frame.

5 meses ago

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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.

5 meses ago

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Rotate a Matrix
Input a Matrix x, Output y is the matrix rotating x 90 degrees clockwise

10 meses ago

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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-...

10 meses 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...

11 meses ago

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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...

alrededor de 1 año ago

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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...

alrededor de 1 año ago

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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...

alrededor de 1 año ago

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Community Q&A – Akrem Hadji
Akrem Hadji is a top contributor to Cody.  Here is a Q&amp;A I did with Akrem who is a Telecommunications Engineer in...

alrededor de 1 año ago

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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...

alrededor de 1 año ago

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Live Editor in MATLAB Mobile
The Live Editor combines code, output, and formatted text in a single executable notebook. Last year, we introduced this...

más de 1 año ago

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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...

más de 1 año ago

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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...

más de 1 año ago

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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...

más de 1 año ago

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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...

más de 1 año 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...

más de 1 año ago

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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...

más de 1 año ago

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Proper Factors
Generate the proper factors of input integer _x_ and return them in ascending order. For more information on proper factors, ref...

más de 1 año ago

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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...

más de 1 año ago

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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...

más de 1 año ago

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Word Distance - Sum
Let's suppose that the distance of a word can be calculated by summing the differences between its letters, having assigned the ...

más de 1 año ago

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Count letters occurence in text, specific to words with a given length.
Build a function with two input arguments: a string and a word length (number of letters), that outputs a vector of counts of th...

más de 1 año ago

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Data decompression
A chunk of data is to be 'decompressed'. Input: * compressed: a row vector of uint8 values. This is the compressed data. ...

más de 1 año ago

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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 ...

más de 1 año ago

Published

Savitha Talks About Kubernetes
I’m happy this week to be talking to a fellow MathWorker: Savitha Raghunathan. Why, you may ask, should I use the MATLAB...

más de 1 año ago

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Elements with highest local average
Input v is a row vector such that length(v)>3. Consider a sliding window of length 3 that is used to calculate the local average...

más de 1 año ago

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Combine Data With Gaps
Combine data sets a and b where the datasets have "gaps" or unique points. Example: Input a = [1,0; 2,1; ...

más de 1 año ago

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Split array into pieces according to corresponding array
An array x of length n has values 1...m with each value appearing at least once. The values are sorted (n>=m). A second...

más de 1 año ago