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Questions tagged [subscriber]

272 questions
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SQL Server Replication subscribers filter

Guys, I have a task to do for my colleague and I need to know if is possible to specify the filter to subscribers when using replication in SQL Server? What I mean is, I don't want to create 3 types of publishers, each one to each one subscriber…
gds03
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Transform HashMap values using RxJava

Is there a some way, by 'way' I mean using rx operators, to transform each HashMap value (setting the hashmap key as a value field) and get into a new Hashmap or ArrList? Observable> observable =…
DaniloDeQueiroz
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RxJava: How to Subscribe only if the Observable is Cold?

TL;DR: How do you create an Observable that only creates a Subscription if it is cold and queues any other subscribe calls when it is hot? I would like to create an Observable which can only execute a single Subscription at a time. If any other…
bkach
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Is web calendar publishing (.ical or ics) pushed by publisher or pulled by subscriber?

In my custom php web application I want to publish an ical calendar using calendar events I'm selecting from my own database. After I create the ical file and create a link to it, and then the (iphone subscriber for example) sets up their…
Marley
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1 answer

ActiveMQ Mirrored Queue Performance Penalty

I'm setting up an ActiveMQ instance and I'm interested in using Mirrored Queues to monitor a particular queue from time to time. However, from the linked documentation it appears that enabling Mirrored Queues will create a mirror topic for every…
zslayton
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Why does OracleAQ Leave Dead Subscribers in the Queue?

This is Oracle 11.2.0.3. We've got a problem where we use Oracle's JMS over OracleAQ. This works fine except we started noticing the queue getting filled with 1000s, then millions of messages over time. Some of these are in the PROCESSED state,…
Scott
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1 answer

Facebook Profile Subscriber Count

Is there a method in the API to query the number of subscribers for one of the new profiles? I am talking about the new profiles (not pages), like this one for Tyra Banks: http://www.facebook.com/XOXOTYTY I can see on that page that she has 696k…
Brian Anderson
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UDP Server Client Subscriber Publisher

I'm not exactly sure if the following scenario is possible. Using only UdpClient or a Udp Socket, i would like to achieve a one publisher and multiple client environment. Udp server is broadcasting on an isolated machine, over the internet. One, or…
JJ_Jason
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1 answer

observer(subscriber) Design Pattern on Web?

I'm been trying to get caught up on web 2.0 practices, and recently ran into a article about polling for changes in a database to keep a webpage up to date asynchronously (for a purpose similar to the way stack overflow tells you when a new answer…
NSjonas
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Shopware 6 Plugin - Read Theme Config in Plugin Subscriber

In twig I can access my theme config values via theme_config. I am looking for a way to do this cleanly in a subscriber. I tried to get them via the Shopware\Storefront\Theme\ThemeConfigValueAccessor: $salesChannelContext =…
Tanmar
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837P mirth - I am trying to transform patient info when subscriber is not the patient along with some claims when subscriber is the patient

I am trying to transform patient info when subscriber is not the patient along with some claims when subscriber is the patient. I came across another challenge when subscriber is not the patient or subscriber has dependent. So far I tried below code…
Sujata Avirneni
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Do Subscribers work while loading Fixtures in Symfony?

I tried to run the fixture below on Symfony 5 using the command php bin/console d:f:l. I get this error: SQLSTATE[23000]: Integrity constraint violation: 1048 Column 'contact_email' cannot be null The same code logic is working fine for Post…
Edouard
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When using nested subscribers app will crash (NestJs+TypeOrm+Mysql)

I have 1 controller, 3 services and 2 subscribers for service 1 and 2. when subscriber 2 will call create method of service 3, app will be stuck at loopback flow: I will call create method from service 1 at controller. In subscriber 1 at…
Mahdi Amiri
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1 answer

pass argument from subscribe block or error block to 'finally' block

Is there a way to pass argument from subscribe block or error block to 'finally' block without using this keyword. My attempt below which does not work this.service.create() .pipe(first()) .subscribe ( (resp) => { let…
user21
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"[Network] undefined" when trying to use subscriber - URQL

I am trying to set up a subscriber to log some output on the creation of a new Message. Currently using Urql, with ApolloServerExpress on the backend. I am receiving an error from the useSubscription method which I am logging to the console…
Joeyboy
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