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Hello Blower


Active since 2011

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Matrix of date and number to plot
I have a array matrix of only 2 columns: 1st col is all date (datenum), 2nd col is all number. If I would like to plot a graph ...

13 years ago | 1 answer | 0

1

answer

Question


what is the difference between n={ } and n=[], and what are they?
only n={} can store string but n=[] can't?

13 years ago | 1 answer | 0

1

answer

Question


simple question: open another m file
sorry to ask. if I sub 2 variables(x,y) from the currently running first.m into second.m, and second.m will return 2 variables ...

13 years ago | 1 answer | 0

1

answer

Question


Combine Matlab and Java
anyone have experience to use Matlab to call the function of Java. What is your purpose.

13 years ago | 2 answers | 0

2

answers

Question


can Matlab send out alert email/message if certain variable exceed the threshold?
please help. So I can set up a monitoring/alert function while the program keep processing the data stream.

13 years ago | 3 answers | 0

3

answers

Answered
xls export problem
Help. I would like to use some variable to make a new excel filename. But xlswrite(filename, M) seems to be unable to read the f...

13 years ago | 0

Question


xls export problem
>> xls_1 xls_1 = 857_386.xls >> xlswrite(xls_1,a) ??? Error using ==> xlswrite at 213 Invoke Error, Dispatch Exce...

13 years ago | 6 answers | 0

6

answers

Question


if i have matrix x is 4 by 5, how can I retrieve the the row number and save it into y
so y=4

13 years ago | 2 answers | 0

2

answers

Question


combine (0 & 827 & .s) to 0827.s
if i have a input variable x = 827 which is number, and if x is of 3 digit, how can i convert to be of 4 digit like 0827? how ...

13 years ago | 2 answers | 0

2

answers

Question


What does "x ={}" mean?
What will x become? An empty matrix?

13 years ago | 1 answer | 1

1

answer