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ブックマーク / www.quora.com (25)

Why did gooddata stop showing their pricing page? - Quora
kzk 2014/04/03
saas
リンク
What has been the internal reaction at Yahoo to Marissa Mayer's no-work-from-home policy?
Answer (1 of 21): Another current and longterm Yahoo developer here, who is extremely happy that the WFH shenanigans are being put to an end. I too have seen this abused far too often, although IMO it's usually not by full time WFH, but more often the San Francisco city dweller who just happens ...
kzk 2013/02/26
interesting...

work
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How should a web startup with a 2-person engineering team approach the "log everything" data infrastructure problem? It'd be great if you...
Answer (1 of 10): We are a startup in the personalization / e-commerce / advertising space. When you say "log everything", I assume you primarily mean user/app/analytics events, and not necessarily debug logs from code. We don't log everything, but plenty, and we do so using a a combination of...
kzk 2012/12/29
リンク
Why did Facebook develop Puma/pTail instead of using existing ones like Flume?
Answer (1 of 2): Solutions such as Flume were evaluated, and at the time, performance and efficiency were not adequate. Similarly, Flume's model for input/output, a full graph, was far more complex than our needs in that feature area, but lacked other key features (such as output to HDFS, or a d...
kzk 2012/05/28
!!! > "We actually don't use "scribe""
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What are the main weaknesses of Ruby as a programming language?
kzk 2012/05/27
ruby
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Who uses MessagePack in production?
Answer (1 of 2): Anyone who uses Tarantool in production uses MessagePack, because it’s part of Tarantool’s fundamental design. This includes Mail.Ru (one of the top-ten largest Internet companies in the world when counted by daily page views), Mastercard (in Asia), Veon (one of the world’s large...
kzk 2012/05/27
updated. #quora

quora
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Apache Kafka: How does the performance of Kafka compare to Scribe, Flume, or Fluentd? - Quora
kzk 2012/05/24
Also answered this one. Please vote up! #quora
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Scribe: Is Scribe still maintained? - Quora
Answer (1 of 4): By looking at these presentations[1][2] and the Quora answer[3], Facebook probably doesn't use Scribe anymore. Facebook seems to use "Calligraphus", the Java reimplementation of Scribe which aims for better integration with the Hadoop ecosystem (HDFS, ZooKeeper, HBase, Hive, etc...
kzk 2012/05/24
Just answered.
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Which companies have moved away from MongoDB and why? - Quora
Answer (1 of 11): So I think you need to look at the following question Quora question: How much credibility does the post "Don't use Mongo DB" have? Some people who talk about leaving Mongo DB: * Anonymous: http://pastebin.com/raw.php?i=FD3xe6Jt * Zopyx: http://www.zopyx.de/blog/goodbye-mongo...
kzk 2012/05/21
mongodb
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Hive (computing): How much time did it take to develop Hive at Facebook?
Answer: Development of Hive started around 08/2007 - and the open source release happened around 08/2008 (see https://issues.apache.org/jira/browse/HADOOP-3601 ). Much more development in Hive happened after this time period (than in it) - and it continues to be in active development at Facebook...
kzk 2012/04/23
リンク
What are the main differences between Desk (formerly Assistly), Zendesk, Casengo and Tender? Which one is best?
kzk 2012/04/07
リンク
Who uses Fluentd in production?
Answer (1 of 7): We, SlideShare, use Fluentd since more than a year and are very happy about it. Running on about ~200 servers and processing ~2M messages/day. Fluentd is light, reliable, failure tolerant, easily customizable with its plugin architecture and fast. We've been using it in particul...
kzk 2012/01/18
fluentd
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Which is better: Chargify, Recurly, ChargeBee or Spreedly?
kzk 2011/12/30
payment
リンク
Is Quora really using Mixpanel?
kzk 2011/10/03
mixpanel
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What makes someone a great product manager at Google? What are the necessary and ideal qualities to have?
Answer (1 of 13): I was a PM at Google for a while, and here are some rough lessons I think I learned about how to do the job better - largely by making mistakes and learning from them. When deciding what to build: * Focus on what is important, rather than what is obvious - It's very temptin...
kzk 2011/07/22
google

company
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Is Google's software infrastructure obsolete?
Answer (1 of 12): As another Xoogler said to me, working at Google (and then moving to open source) is like coming from the future. (I estimate it to be 5-8 years in the future). You know what the infrastructure should look like several years down the road. The Google infrastructure is far more s...
kzk 2011/06/08
google
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What are the hottest startups in the analytics space?
kzk 2011/04/20
リンク
What are issues to be aware of when deploying Flume in production?
Answer (1 of 2): The most important is to understand the guarantees (and non-guarantees) Flume provides. Things to consider / know about before you deploy: * Flume doesn't guarantee order of event delivery. * Flume doesn't guarantee you won't see duplicate events in certain situations (i.e. fa...
kzk 2011/04/17
Problems for Production Flume Deployment

flume
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Why is machine learning used heavily for Google's ad ranking and less for their search ranking? What led to this difference?
Answer (1 of 9): Part of the answer is legacy, but a bigger part of the answer is the difference in objectives, scope and customers of the two systems. The customer for the ad-system is the advertiser (and by proxy, Google's sales dept). If the machine-learning system does a poor job, the adver...
kzk 2011/04/17
google

ranking
リンク
Who is using Flume in production?
Answer (1 of 7): There's a small "Powered By" page on the Flume wiki: https://github.com/cloudera/flume/wiki/PoweredBy. In December of 2010 we spent some time installing Flume at a large customer site. I believe it's running nicely in production there on several hundred Windows boxes. We've had...
kzk 2011/03/11
flume
リンク
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