search for: ttrtests

spData <- as.vector(getYahooData("SPY", start="19900101",end="20081231")[,"Close"]) > cr <- cReturns(spData, ttr = "sma", params=c(20)) Error in ind[t - k] <- pos[t - k + 1] - pos[t - k] : replacement has length zero I am getting the above error when running the cReturns function. Any ideas on this? How does one drill down into

These packages were not available. Are these the only places to go for backtesting technical trading systems other than ttrTests pls? > install.packages("quantstrat", repos="http://R-Forge.R-project.org") Warning in install.packages("quantstrat", repos = " http://R-Forge.R-project.org") : argument 'lib' is missing: using 'C:\Users\Owner\Documents/R/win64-library/2.11...

CRAN (and crantastic) updates this week New packages ------------ Updated packages ---------------- New reviews ----------- This email provided as a service for the R community by http://crantastic.org. Like it? Hate it? Please let us know: cranatic at gmail.com.

...tau (0.0-7), TeachingDemos (2.6), TeachingSampling (1.4.9), textcat (0.0-2), TGUITeaching (0.9.6), TGUITeaching (0.9.5), tm (0.5-3), tm.plugin.mail (0.0-2), tmvtnorm (1.0-2), tnet (2.5), topicmodels (0.0-4), topmodel (0.7.2), tradeCosts (0.3-1), trio (1.0.14), tsDyn (0.7-22), tseriesChaos (0.1-10), ttrTests (1.5), unmarked (0.8-3), UScensus2000 (0.07), UScensus2000add (0.04), UScensus2000cdp (0.03), UScensus2000tract (0.03), VarianceGamma (0.3-0), vars (1.4-7), vegan (1.17-2), WMBrukerParser (1.2) This email provided as a service for the R community by http://crantastic.org. Like it? Hate it? Pl...