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Joshua Ulrich

Rating
1638.69 (725th) 		Reputation
144,356 (398th)
Page: 1 2 3 4 5 6 ... 35
Title Δ
How to get list of functions inside a DLL loaded into R using dyn.l... +0.30
invalid 'tz' value, problems with time zone +0.32
quantmod `getSymbols.yahoo` uses incorrect date (month number) and... -0.68
Calculate daily average from irregular hourly data using xts -0.19
R: how to resample a datetime variable at the millisecond level? -0.67
R - Loading External Indicators into Quantstrat 0.00
Create xts object from CSV -0.16
If statement error / not applying if statement +0.32
Merge a list of splitted xts using all factors (including missing f... -2.73
A difference between startof and firstof values of indexAt paramete... 0.00
Lubridate as_date and. as_datetime differences in behavior +1.90
ZigZag Indicator in R 0.00
indicator periodocity in quantstrat 0.00
period.apply over an hour with deciding start time 0.00
Adjusting for dividend and splits using quantmod 0.00
Generate an xts of numerics from .csv with some characters/"#N... 0.00
Quotation marks when zoo to xts using as.xts() in R 0.00
XTS - to use yesterday value as input for today 0.00
Cannot add dates of zero demand to zoo time series due to duplicate... +0.32
macd returning incorrect values in R 0.00
How to align the number of values in the list? -0.32
Aggregating millisecond time series to a second using xts library 0.00
linear regression with xts objects and dummy interaction terms 0.00
R - Get current time in milliseconds +0.81
Why aggregate and lapply produce different results? 0.00
Can chartSeries show more than 1 TTR indicator, when chartSeries li... -0.18
Error ('404 not found' )in getting getSymbols() in quantmod 0.00
getOptionChain in quantmod connection error 0.00
Different treatments in R for same xts, non-recursive objects 0.00
How to take median of column values for NON DISTINCT time stamps only 0.00
strange behavior of POSIX date-times -1.53
Adjust data time zone in R -0.19
unit test for xts with no row 0.00
How to format Index() without TZ information in R? +0.32
quantstrat demo luxor.4.paramset.timespan optimization 0.00
R: Sub-selecting through XTS object vs Matrix: Why such a performan... -0.69
What is a reliable way to change and then unchange the locale in R? 0.00
Is it a bug that Quantmod overwrites column names when returning La... 0.00
How to aggregate minute-based data to weekly data +1.59
lm function on 1min xts time series 0.00
Quantmod: extracting split dates from yahoo EOD price data 0.00
quantmod adjustOHLC function - dividend adjusted prices +0.29
R: Aggregating time series data returns NA -0.67
Historical Market Capitalization Data via quantmod? 0.00
calculate the average value per minute in R -0.15
efficient an R-like way to compute the row-based percentage for all... 0.00
subsetting xts series for both date range and time range +0.35
Create loop to download 10 year data from Oanda via quantmod package 0.00
How to subset times in R -0.56
In R, why does using do.call change the result? -0.43