# Julian Hapke

### Volkswagen AG

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M-file code formatting tool

Here's a MATLAB snippet that depends on the undocumented tree2str and mtree, but produces a reasonable result: tree2str(mtree(F...

8 months ago | 0

Does Matlab have the function to format script?

Here's a MATLAB snippet that depends on the undocumented tree2str and mtree, but produces a reasonable result: tree2str(mtree(F...

8 months ago | 0

How do I make both yyaxis axes zoom together?

Here's a function that does not rely on an activated zoom tool and also works for panning function yysync(ax) %YYSYNC links le...

12 months ago | 0

How do I include a MATLAB figure in a LaTeX document?

I recommend matlab2tikz from the FileExchange: matlab2tikz Those plots integrate into the whole LaTeX style very well.

1 year ago | 0

Forward optional args to another function

there is namedargs2cell in the examples they use it for forwarding of name-value arguments.

2 years ago | 2

| accepted

Solved

I Plead the Fifth

Write a function to provide a yes or no answer to the input string. However, it must plead the 5th amendment (return an empty st...

3 years ago

Solved

remove nans fast

There are several ways to locate and remove nans in a matrix, and return an 1d row vector. In this problem the challenge is ...

3 years ago

Solved

MATLAB Counter

Write a function f = counter(x0,b) to construct a counter handle f that counts with an initial value x0 and a step size b. E...

3 years ago

inputdlg in the app designer

I think this solution should work for inputdlg as well: https://de.mathworks.com/matlabcentral/answers/296305-appdesigner-windo...

3 years ago | 0

| accepted

readtable (excel) behavior for string type with empty cell vs spaces

If you do not use the FillValue property of the VariableImportOptions, but set EmptyFieldRule to "auto", missing strings are imp...

3 years ago | 0

How do features from 'license' correspond to names from 'ver'

Here's what I use: EDIT: Now all features known to the current release are listed, not only the installed ones. function OUT =...

4 years ago | 6

MATLAB Crashes when Using Conda Environment Other than Base

Try this: load your environment in a seperate promt, have a look at the path variable (assuming windows here) echo %PATH% unl...

5 years ago | 8

Solved

Maximum running product for a string of numbers

Given a string s representing a list of numbers, find the five consecutive numbers that multiply to form the largest number. Spe...

6 years ago

Solved

Counting Sequence

Given a vector x, find the "counting sequence" y. A counting sequence is formed by "counting" the entries in a given sequence...

6 years ago

Solved

Scrabble Scores

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

6 years ago

Solved

Tic Tac Toe FTW

Given a tic tac toe board: * 1 represents X * 0 represents empty. * -1 represents O It is X's move. If there is an imme...

6 years ago

Solved

The Goldbach Conjecture, Part 2

The <http://en.wikipedia.org/wiki/Goldbach's_conjecture Goldbach conjecture> asserts that every even integer greater than 2 can ...

6 years ago

Solved

Summing Digits within Text

Given a string with text and digits, add all the numbers together. Examples: Input str = '4 and 20 blackbirds baked in a...

6 years ago

Solved

The Goldbach Conjecture

The <http://en.wikipedia.org/wiki/Goldbach's_conjecture Goldbach conjecture> asserts that every even integer greater than 2 can ...

6 years ago

Solved

Pattern matching

Given a matrix, m-by-n, find all the rows that have the same "increase, decrease, or stay same" pattern going across the columns...

6 years ago

Solved

Encode Roman Numerals

Create a function taking a non-negative integer as its parameter and returning a string containing the Roman Numeral representat...

6 years ago

Solved

Elapsed Time

Given two date strings d1 and d2 of the form yyyy/mm/dd HH:MM:SS (assume hours HH is in 24 hour mode), determine how much time, ...

6 years ago

Solved

Kaprekar Steps

6174 is the <http://en.wikipedia.org/wiki/6174_%28number%29 Kaprekar constant>. All natural numbers less than 10,000 (except som...

6 years ago

Solved

Find the two-word state names

Given a list of states, remove all the states that have two-word names. If s1 = 'Alabama Montana North Carolina Vermont N...

6 years ago

Solved

Find common elements in matrix rows

Given a matrix, find all elements that exist in every row. For example, given A = 1 2 3 5 9 2 5 9 3 2 5 9 ...

6 years ago

Solved

Remove any row in which a NaN appears

Given the matrix A, return B in which all the rows that have one or more <http://www.mathworks.com/help/techdoc/ref/nan.html NaN...

6 years ago

Solved

Return the 3n+1 sequence for n

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...

6 years ago

Is it Posible to remove background and box in data tip? The data tip cover my graphic

set(h, 'BackgroundAlpha', 0) with h being the handle of the datatip. When you create the DataTip by hand, you don't have the...

6 years ago | 0