This is a good resource for a list of resources for quant finance research.
This includes forums, specialized, discovery, and PHD level docs. Check it out here
quant.stackexchange.com/questions/73853/online-sources-for-quantitative-finance-research
Get some free trading tech tool secrets in this PDF quantlabs.net/books/
Here are the details for this webinar on using free Yahoo Finance news data
This is hopefully a simpler way to optimize a long only portfolio on Interactive Brokers with a mix of ETF and currencies.
This works off here
You can learn more how I approach this for Interactive Brokers
This video will be posted in this archive
You can learn more how I approach this for Interactive Brokers https://quantlabs.net/blog/contact-us/