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What is a Wrapper?

following: change, but Thank you VERY much. I did a quick recompile of the c++ wrappers (found the code, didn't even realize it was there), and have same problems as I did before, but, it's pretty

I think your question points more to API (SubClassing and Hooking) calls to the system and which OS is better for that. You would have to ask a more experienced programmer if one OS is favored over

Scott thanks for your quick reply. If I may explore a little further, my question is specifically related to XP vs. Win2000 as it relates to EXCEL/TWS API DDE connection. Do you have a preference

--- In twsapi@y..., "grozzie2" <grozzie2@y...> wrote: "I think i broke the ice, and the c/c++ folks are speaking up now :) It looks to me like there's 2 main focus groups looking at the TWS api.

I use 2000 on my network, and so far, of all the Windows OS's, I like it best. Keeps on ticking, networking is a snap. I think XP is pretty consumer oriented. I have it on my laptop and don't like

I've managed to get the EXCEL/DDE/TWS API to work under Windows NT 4.0. I've been thinking about upgrading my system and my OS choices are Windows XP or Windows 2000. Is there a preference for

My answer right now is that closing the socket and opening a new one will work. I guess I should have said that the error is fatal *for the current connection*. I have aborted many times while

with Getting same here trying to place orders on futures contracts.

Hi, I wrote a VB program to interface NeuroShell DayTrader Pro to IB. I'd like to test it on the cdemo account. Has anyone done that before? Is it possible to fully test an interface using the demo

uses a incomplete can Now here is the real question, and if you have the answer, it'll save a lot of digging and trial/error on my part. Is the error truely fatal, ie application must totally

Your are making the assumption here that they are on the same local host. Our target end environment has analysis and trading on separate computers, in separate locations. It's not so much as 'in

Trying to use the demo system this weekend results in this error with every market stock buy... "Could not value this contract at this time" .. anyone have an idea what's causing this? I wrote IB

weidong wrote: They don't have to be on the same machine although I agree they probably would be most of the time. I haven't seen this yet. In my approach I never block anyway - the request will

Thank you all very much for your replies to my question. Bruce

I thought the TCP socket will take care of the reliability part between TWS and your client. Besides they are on the same local host, so the only chance is buffer overflow, and that should be taken

I plan on releasing my library and source code for non-commercial purposes. The first shot will be essentially a replacement for the IB C++ lib without any warts. It has platform-specific code

communication server. They My expereince with communications problems is similar, any problem is fatal. The c++ wrapper tends to end up in a state that's unrecoverable, and to make it worse, if

I am developing a socket API to TWS in C as I don't like C++ or MFC. I'm using the source they provide to the C++ lib as a "reference". Despite Richard Foulk's urging to "make the world a better

} I'm new here, read the posts from back to the start to 'catch up'. } I'm curious about one thing, is everybody here using VB, or are any } of you using anything more powerful for this application