Search found 9 matches

by kahwai
Tue Dec 11, 2018 6:33 pm
Forum: General forum
Topic: Huge difference in depth data, DXFEED VS IB TWS
Replies: 1
Views: 1475

Huge difference in depth data, DXFEED VS IB TWS

Kindly refer to the comparison of AAPL data in attachment, which feed do you guys use for US stocks data and is able to support strategies in Bookmap?
by kahwai
Tue Dec 11, 2018 6:20 pm
Forum: General forum
Topic: Updated: Instructions and example comparison of market data feeds (sticky post)
Replies: 4
Views: 7699

Re: Instructions and example comparison of market data feeds (sticky post)

Is there any US stocks feed that can support strategies? The dxFeed is blocking it.
by kahwai
Tue Dec 11, 2018 5:21 pm
Forum: Bookmap API
Topic: Demo strategies: QuotesDelta Indicator
Replies: 27
Views: 6163

Re: Demo strategies: QuotesDelta Indicator

I subscribed to DXFeed, I guess the blocking caused this issue. Hi, what is the feed you are using it on? I've noticed that you created another topic, about DxFeed - indicators are blocked with DxFeed due to restrictions imposed by exchanges, but there is a good chance blocking isn't always working ...
by kahwai
Tue Dec 11, 2018 4:10 pm
Forum: Bookmap API
Topic: Demo strategies: QuotesDelta Indicator
Replies: 27
Views: 6163

Re: Demo strategies: QuotesDelta Indicator

I received this error when activate it
by kahwai
Tue Dec 11, 2018 4:05 pm
Forum: Bookmap API
Topic: API documentation
Replies: 2
Views: 2135

Re: API documentation

example2.jpg throws error when loaded the strategy: Full report content: java.lang.NullPointerException at velox.api.layer1.simplified.SimplifiedL1ApiLoader.lambda$onStrategyCheckboxEnabled$4(SimplifiedL1ApiLoader.java:1147) at velox.api.layer1.layers.Layer1ApiInjectorRelay.lambda$inject$0(SourceFil...
by kahwai
Tue Dec 11, 2018 3:10 pm
Forum: Bookmap API
Topic: onDepth not fired for US stocks instrument using DXFEED
Replies: 2
Views: 761

onDepth not fired for US stocks instrument using DXFEED

Bookmap did not fire onDepth function for dxFeed instrument, it works fine for cryptocurrency using gdax. Here is my modification on Layer1ApiHelperChaseStrategy.java : @Override public void onDepth(String alias, boolean isBid, int price, int size) { super.onDepth(alias, isBid, price, size); Log.inf...
by kahwai
Fri Dec 07, 2018 6:45 pm
Forum: Bookmap API
Topic: How to import custom API modules into Bookmap
Replies: 11
Views: 6453

Re: How to import custom API modules into Bookmap

Hi Kahwai, Send a email to support asking for it(adding indicators) to be enabled for you. Regards, SDG ----------------- API Requirements, limitations, and known bugs Post by Serg » Fri Nov 02, 2018 6:38 pm Requirements Installed Bookmap version must be 7.0 build 49 or above. Your Bookmap license ...
by kahwai
Fri Dec 07, 2018 12:57 am
Forum: Bookmap API
Topic: How to import custom API modules into Bookmap
Replies: 11
Views: 6453

Re: How to import custom API modules into Bookmap

My "Add" button in "Strategies Configuration" dialog is disabled, how can I activate it for importing API module?