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Info returned in NewContractDetails includes market availability. ?

If you are talking about cme futures, there aren't many holidays in a year. You can create a list of holidays and have the program check the list. It's low-tech but pretty reliable.

What is the easiest why to tell if a contract's markets are open today? I'm just beginning to use the API and was think of writing a loop that every day check's to see if the market for a

Thanks for the response. I just read that section. So it’s just a convenience this feature provides. I was hoping they would price the commission on the “combined group” number of shares to get

In regards to the new documentation guide- I haven't personally seen any problems with the bandwidth on Github. If you would like a hard copy of the documentation guide though I think it would be

Yes, reqGlobalCancel seems called in the log, but I didn't invoke the function reqGlobalCancel explicItly in the program. Any setting will enable global cancel? BR -Jack

Hi, Yes it would require a Financial Advisor (FA) account master username. Take a look at the section of the TWS User's Guide dealing with placing orders from FA accounts- It's possible to submit

Is this what you're talking about? http://interactivebrokers.github.io/tws-api/index.html#gsc.tab=0 http://interactivebrokers.github.io/tws-api/index.html#gsc.tab=0 If not, please post link.

But…..it is not downloadable. IMHO online documentation really sucks: 1) Sometimes slow to retrieve 2) No way to annotate it with your own notes and comments

Hi, I have been placing orders via API for a while with no problems. I have been doing it on a particular single account number though. I was wondering if one could place an order, say buy 300 shares

Hi all, my account is a FA account. I want to subscribe all the accounts under the same request id. I have three accounts, one DF account and two DU accounts. But when I call reqAccountSummary,

Yes after calling reqAccountSummary you should receive updates automatically about any changes in the specified tag values. There will be only be callbacks for those tags which have changed. With

I haven't personally seen that to occur. There have certainly been many times I've seen reqExecutions called without cancelling pending orders. From the log it looks like reqGlobalCancel is being

Yes after calling reqAccountSummary you should receive updates automatically about any changes in the specified tag values. There will be only be callbacks for those tags which have changed. With

Using a union message handler is a great idea!. That is exactly what IB does in their SampleApp using a delegate and a message handler method. This is IB's code: delegate void

Perhaps one of these will help? http://holowczak.com/ib-api-tutorials-by-programming-language/ http://holowczak.com/ib-api-tutorials-by-programming-language/

I cannot seem to get the C# basic method to request a contract price... Can anyone please share a C# with the full method for Connecting to a SPY Options and requesting the Ask/Bid market

Glad it worked out for you. All of the 'paradigm' talk kind of freaks me out though. In my library twsGetMsg() returns a pointer to a union that has all messages defined. So Msg->TickPrice.Price is a

Hi Josh, thanks for you reply. My account is a FA account. I am new to tws api, what do you mean stay subscribed ? I should call reqAccountSummary then start receiving, and should not

Thanks for the advice! I'm using C# for sockets. After going though most of RHolowczak's tutorials and reading/experimenting with the IB API, especially 9.72, C# looks like the easiest language