Viewing profile — ratpik
ratpik
HN member- Joined
- Wed, Jun 01, 2011, 7:31 PM UTC
- HN karma
- 339
- Public activity
- 77 items
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About ratpik
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Recent public activity
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Comment #35972237
[dead]
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Comment #31292311
This can definitely help shorten the time to debug, especially for the hard to debug customer specific issues. Looking forward to this!
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Ask HN: How do you do authorization for background jobs?
When a flow is directly triggered by a users action, we have the Cookie/Token of the user to do AuthN/AuthZ. However when we need to run background jobs or some asynchronous workfl…
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Comment #30203229
I am not sure why they have been unable to build the right set of features to grow WhatsApp for Business in India. That's almost a Billion DAUs where a lot of business transactions…
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Ask HN: Tooling Around SNS?
We are planning to adopt SNS as a mechanism for services to publish events to. We will have 8-10 teams that will adopt this and then scale to 30 teams. We have been using Postman f…
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Ask HN: Books/Talks about microservices and asynchronous communication patterns
Looking to learn from people who have built web/mobile applications on AWS/Azure/GCP at scale (100-200 Million DAUs performing 50:50 write/read operations)
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Comment #26524804
https://www.zoho.com/25/values-convictions/
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Ask HN: How do you do Distributed Transactions?
Context: We have a few microservices, each with their own MySQL databases that communicate with each other over HTTP 1.1. A few synchronous operations that constitute a single tran…
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Comment #25613370
Love this tool! Discovered it just before the lockdown started and have used it as a collaboration tool in 100+ software engineering interviews since then.
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Ask HN: Have you built any in memory full text search engines?
Trying to figure out how to build something that would return results fast (sub 100 ms) and also support frequent writes.
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Comment #22656770
Added more details
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Comment #22656766
Scale - Added details to the post. Search Engine - Elasticsearch
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Ask HN: How to build full text search at scale?
Data Store - Elasticsearch Scale - 10 million writes/day (500 GB/day), about 100K search queries per day Trying to figure out 1 - How to control access to data (multi-tenancy where…
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Ask HN: Where can I find examples of good Node.js code?
Trying to put together a list of projects written in Node.js that can serve as a reference for best practices in terms of how the code is organized, appropriate usage of core funct…
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Ask HN: How do you debug performance issues in Node.js applications at scale?
Traffic = About 0.5 million requests/minute (HTTPS + WSS) and about 80K concurrent websocket connections with intermittent spikes in traffic. Runs on managed infrastructure on AWS.…
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Comment #16953645
Disclaimer - I work at Postman. IMHO this is a lot of learning overhead. Postman allows me to design and mock APIs by simply adding my request and saving the example responses I wo…
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Ask HN: What is your favourite tech talk?
Could be related to software engineering or any other field that is enabled via technology. Do include a link to the talk if it is available online.
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Comment #15760251
Mobile phones companies will be next.
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Ask HN: How do you triage issues from log dumps?
Given a dump of several logs files spanning across different components of your server side stack (like proxy, application server) what is the fastest technique/tool to determine w…
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Comment #14582049
Carbon Clean Solutions built a plant in Tuticorin in southern India that captures carbon dioxide from its coal-fired boiler and converts it into soda ash (a chemical cousin of the …
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Comment #14313856
Postman only has a v1 and v2 data format. No proprietary format. The formats and the SDKs [1] to use them are also open source. The transformer for converting between versions is a…