Question

can a timetable column reference a function handle automatically and dynamically add current value based on a set of computations?
I know we can always add a new column referencing a function, such as: timeTable.Data = functionOf(timeTable.ExistingVar); ...

5 years ago | 0 answers | 0

Question

Removing weekends and holidays from a TimeTable
How can one remove weekends and holidays entries from a TimeTable? Thanks!

5 years ago | 2 answers | 0

Question

assign content into an empty timetable based on timerange variable
Say you've got an empty timetable: t = timetable(); t.Data = 0; and you're given a timerange var: tr and you need to...

5 years ago | 1 answer | 0

Answered
calculating the difference between 2 dates
there's something better now since 2014 release I believe: w = between(startRange,endRange,'weeks') y = between(startRange...

5 years ago | 1

Question

extract start and end of a timerange
Working with timerange objects is great! One can keep a table in one piece and operate on subscripts of that table with a set of...

5 years ago | 1 answer | 0

Submitted

StratOpt WFP PATH View Processor
StratOpt WFP Files Analysis: view the optimization paths graphically

5 years ago | 1 download |

Answered
How can I increase GUI slider steps?
this ('SliderStep' property) doesn't exist in slider object of the gui designer.

5 years ago | 1

Question

app designer Slider object properties does not contain a 'SliderStep' property
Hello Team, As of 2017b, an app designer slider object has following properties: Show all properties BeingDe...

5 years ago | 1 answer | 0

Question

A,B,C same size matrixes. A & C are double elements, B is with logical elements.How do I simply set A with values found in C only for true (or false) positions in B?
Setup: if true A = zeros(4,4); C = [1,2,3,0; 5,0,6,4; 9,7,0,4; 2,0,5,6]; B = false(4,4); B(2,4) = 1; B(3,2)...

5 years ago | 1 answer | 0

Answered
using a matrix as an index to another matrix
I could do this: clc; a = [1 4 3 2; 6 8 7 9] [b,i] = sort(a,2,'descend') b = ...

6 years ago | 0

Question

using a matrix as an index to another matrix
Simple case: >> x = [ 10 8 ; 4 3 ] x = 10 8 4 3 >> [y,i] = sort(x,2 ) y...

6 years ago | 2 answers | 0

Answered
keeping track of the original indices of an array after sorting
and B = A(I), according to documentation, isn't it? I get following: >> x = [ 1 3 2 7; 4 3 2 1] x = 1 3 ...

6 years ago | 1

Answered
for an existing financial time-series object, is there a simple way to add columns?
digging a bit more, it seems fts behave a lot like structures ... so: >> class(dt) ans = fints >> *dt.MA10* = fts2ma...

6 years ago | 0

| accepted

Answered
financial time series object - how to delete a column?
This was a funny one ... managed to understand why Time appears in the structure in the first place. Quote from <fints> definiti...

6 years ago | 0

Question

financial time series object - how to delete a column?
One might have: dt = desc: (none) freq: Daily (1) 'dates: (2715)' 'times: (2715)' 'Open: (2715)...

6 years ago | 2 answers | 0

Answered
for an existing financial time-series object, is there a simple way to add columns?
I'll just give a partial answer I've found. For an object such as: dt = desc: (none) freq: Daily (1) '...

6 years ago | 0

Question

financial time series obiect: get a column by name string?
Say, I have a fts object of type: dt = desc: (none) freq: Daily (1) 'dates: (2715)' 'times: (2715...

6 years ago | 1 answer | 0

Question

for an existing financial time-series object, is there a simple way to add columns?
I'm referring to pandas DataFrame as an example of adding a new ('return') column: spy['return'] = spy['close'].pct_change() ...

6 years ago | 2 answers | 0