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In a nutshell what I need is a simple good practice for multiple (loosely coupled or tightly coupled), git repositories I would love to hear there is a good framework for that, but I have read a dozen other s.exchanges threads and most simply give a compromise solution, and only one suggested “have a goodRead more

We are working on a large (legacy) distributed system with various applications, messaging (soap services, database dblinks, rest services)… We are lacking for documentation and a big view of this complex system. and we are searching a way to know if a certain update on a shared datatype could or not impact our system, andRead more

I have a question around which is preferred and seen as more right approach. Out company’s messaging solution of choice is Kafka. We have a task to build a service that would provide events in cloud environment via HTTP(no port opening, widely used – easy to get clients onboarded). Events originate from company’s own datacenters.Read more

I need to create an extraction job from an Informix database, the requirement is that I need to enable transactions in SSIS. All of the MSDTC settings of the target machine and the SQL Server database are working, and the RPC service is listening on port 135, both firewall are disabled and no antivirus isRead more

newbie here. As my understanding, many miners are working on hashing a block, any more than 1 miners could get the correct solution. But according to the “lottery” principle, only 1 miners will found the block, add it to blockchain and receive the reward. My question is, why do a single miner with a singleRead more

I have a need for a distributed data store, where existing solutions may not work as the computers these will be running on will be extremely resource limited, for instance 64-128MB RAM. Plus, as a fun exercise. I’m looking at writing a simple implementation of the RAFT algorithm, however the data store, which will simplyRead more

We’re currently working on upgrading a small information system for an enterprise. Currently, the system has a corporate network zone (CORP) where services for internal users are placed, and a data center network segment (DC) where a data access service and all databases reside. All applications are essentially deployed in web servers and communication betweenRead more

I have a use case where I have a Bi-Partite Graph. Call one type of nodes “Type A” and the other “Type B.” Now when a Type A node gets added, it forms some edges based on a criterion with Type B nodes (usually how many existing edges does the Type B node have?). TypeRead more

W SHARDING [replSetDistLockPinger] pinging failed for distributed lock pinger :: caused by :: WriteConcernFailed: waiting for replication timed out. Error details: { wtimeout: true } In my MongoDB logs i found these kind of error at particular time (18:21 -18:39)on all primaries and secondaries in my replica set and config servers what causes this kindRead more

I hope this question isn’t a bit low level, however I’m seeking clarification around what I’ve implemented in terms of design and best practises. Using Spring Cloud, along with Zuul I have a distributed system. Users authenticate with a third party service (Auth0) via the web client which returns them a JWT. The web clientRead more