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When I do back-testing, sometimes I want to make clear what happened in a specific day, so can you tell me: Is there a web site on which I can find historical market news (for example, news 3 years ago)?

I paste another clear chart here, if you can't see it clearly, please double click the attachment. <img src = "http://www.elitetrader.com/vb/attachment.php?s=&postid=3825938">

I think I need a chart to make me clear. In this chart, region A and B have been passed in the past, can they still be count as resistance and support regions? <IMG SRC =http://www.elitetrader.com/vb/attachment.php?s=&postid=3823015>

I'll ask some questions about resistance and support: 1) If a resistance or support has been passed in the past, should it be considered next time when price near it? 2) When can we say a resistance or support has been broken? Thanks

thanks for your information.

Thanks, it's very helpful.

Can you tell me how many bars you think enough to avoid overfit? If you use 20 years data, the company which can exist 20 years have very different properties from others. Do you think the strategies working well on these over 20 years old companies can be applied to others?

I'm sorry, I want to see the time history of companies' quarterly financial statements (maybe 8-k or 10-q) Do you know any web sites beside sec?

I do back test on Strategy A with Day bar data in past 10 years, and do back test on Strategy B with Minutes bar data in past 2 years, Can you tell me, comparatively, which test is more dependable?

Hi, I'm looking for a web site on which I can see the publishing time of financial statement in the history, Can anyone help me?

so to calculate adj open, adj high... is pretty simpler than what i thought before.

abattia, It seems you are right, but why Yahoo processes all the data before T (ex date)instead of only from declare date to ex date?

Yahoo history data only offers adjusted close, but I want adjusted open, high etc., so I try to calculate adj open from other data yahoo offered. I begin from "C", and compare the difference btw adj close with close, I find it's weird. The difference becomes larger and larger when time goes...

I didn't say IB stole my money, but my money disappeared and I found there was a gap between the market value from statement and TWS. I don't pay much attention to statement, but I stare at TWS everyday, I'm clear about the market value on it. I have only a few positions in my account, so I'm...

What I worried about is their software, it seems there is a bug there.

I began to trade on ib 1 year ago. Last Wednesday, I found my market value in TWS decreased about 1500usd suddenly, I stared at TWS everyday and I really care the market value of my account, so I knew my money disappeared under my nose. I called IB service, they told me the number on my...

I contacted IB service, they old me the refresh rate for bid/ask data is 4 times / second (250 ms) for stocks and futures, but people in the post said it's 300 ms , is IB refreshing faster now?

Thank you vicirek, you are awesome.

In 18/otc/2012, the price of google dropped from 750 to under 700 in several minutes, if I want to sell my shares at the end of first minute after the price began dropping, do you think your strategy workable to people who trade by IB api?

Thanks for your warning. Do you mean send limit £¨Ask + spread) or (Bid - spread) is more workable?