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Solved

Lightning strike distance: Writing a function

Write a function named LightningDistance that outputs "distance" given input "seconds". Seconds is the time from seeing lightnin...

9 years ago

Solved

Make a Palindrome Number

Some numbers like 323 are palindromes. Other numbers like 124 are not. But look what happens when we add that number to a revers...

9 years ago

Solved

Pizza value using expression with parentheses

Pizza prices are typically listed by diameter, rather than the more relevant feature of area. Compute a pizza's value (cost per ...

9 years ago

Solved

Create a row array using double colon operator

Create a row array from 9 to 1, using the double colon operator.

9 years ago

Solved

Fahrenheit to Celsius using multiple statements

Given a Fahrenheit value F, convert to a Celsius value C. While the equation is C = 5/9 * (F - 32), as an exercise use two state...

9 years ago

Solved

Circle area using pi

Given a circle's radius, compute the circle's area. Use the built-in mathematical constant pi.

9 years ago

Solved

Simple equation: Annual salary

Given an hourly wage, compute an annual salary by multiplying the wage times 40 and times 50, because salary = wage x 40 hours/w...

9 years ago

Submitted

findInPath.m

Tests paths (or any other string) to find if it contains a substring

9 years ago | 1 download |

Question

Is there an equivalent to ismcc for fiaccel?

I'm trying to write code that can be fixed point accelerated, but it does mean making some changes that are not beneficial if I'...

10 years ago | 0 answers | 0

### 0

answersSolved

Solve the Sudoku Row

*Description* A simple yet tedious task occurs near the end of most Sudoku-solving algorithms, computerized or manual. The ta...

10 years ago

How to read in a text file with data seperated by a colon first, than a comma and than a dash?

Here's a place to start from: str1 = 'HA: 2012-01-08, 11:01:45.802 – FFFF0811111111210208' C = textscan(str1,'%2c:%d...

11 years ago | 1

| accepted

Question

R2013a: Where are the improvements? Is TMW even listening?

I would like to get people's feedback on the changes made in 2013a. I find the release notes to be incredibly dissapointing, in...

11 years ago | 1 answer | 2

### 1

answeris it faster to load a big file (198MB) once and pass it onto a function in a parfor loop or let the function in parfor loop to load it every iteration?

A few things... 1 it should not take minutes to load a file that's only 200MB, so you may want to look at how you're loading...

11 years ago | 0

Question

How to make an anonymous function for variable amount of input data

Hi all, I'm trying to generate an anonymous function where I pass in an array of structures and convert it to a structure of ...

11 years ago | 2 answers | 1

### 2

answersHow to create a structure with a name speficied by user in inputdlg?

Folks, please don't crucify me for this one, but the easiest way I see to do it is: eval([specifiedname '.Course = []']); ...

11 years ago | 0

How do I make a vector into a loop?

I think I understand... Are you saying that if you have a five element vector A(1:5), then you want A(6) to actually reference ...

11 years ago | 0

| accepted

How do I add an additional object to an image?

Your question isn't very clear. The simplest answer is: hold on %Add additional object hold off

11 years ago | 0

| accepted

Speeding up code: pre-allocation, vectorization, parfor, spmd....

Make sure that it is a function and not a script... Huge speed difference there. When you pre-allocate, make sure your allocati...

11 years ago | 0

What causes variable editor to be blank for OOP (openvar)

Update for anybody who may care... I opened a support case to get some help from TMW on this... While waiting I discovered that ...

11 years ago | 0

| accepted

Question

What causes variable editor to be blank for OOP (openvar)

Hi, I've got some fairly large OOP classes defined (which are subclasses of another). Sometime recently, I must have changed...

11 years ago | 2 answers | 0

### 2

answersGUI with moving marker

A couple of different options: Perhaps the simplest (although not very speed efficient) is to apply a tag to the marker when yo...

11 years ago | 0

| accepted

Question

How to actually view my FEX watch list

I don't know if anybody else is having this problem, but I can't actually view my watch list in FEX. If I go to my file exchang...

11 years ago | 0 answers | 0

### 0

answersExperiences with release 2012b

I am going to suggest an informal poll to be conducted here. Ultimately TMW will make its decisions based upon how it impacts r...

11 years ago | 1

Experiences with release 2012b

# When I dock a figure, it makes the figure toolbar virtually useless, since it becomes a tab on ribbon. For me there are a few...

11 years ago | 4

Solved

Right and wrong

Given a vector of lengths [a b c], determines whether a triangle with those sides lengths is a right triangle: <http://en.wikipe...

11 years ago

Solved

Program an exclusive OR operation with logical operators

Program an exclusive or operation *without* using the MATLAB function xor. Use logical operators like |, &, ~, ... instead. ...

11 years ago

Solved

Which doors are open?

There are n doors in an alley. Initially they are all shut. You have been tasked to go down the alley n times, and open/shut the...

11 years ago

Solved

Make one big string out of two smaller strings

If you have two small strings, like 'a' and 'b', return them put together like 'ab'. 'a' and 'b' => 'ab' For extra ...

11 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 ...

11 years ago