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Author Archives: Simeon Simeonov
Startup anti-pattern: elephant hunting
As part of the continued series on startup anti-patterns, we look at elephant hunting: chasing big customers/deals. Continue reading
Posted in Anti-pattern, startups, Venture Capital
Tagged anti-pattern, elephant hunting, sales, startup anti-patterns, startups, Venture Capital
2 Comments
More startup anti-patterns
It’s been a decade since I first assembled the list of startup anti-patterns, the repeatable ways startups waste time and money. The project has always been near and dear to my heart, as I often find myself directing entrepreneurs to … Continue reading
Posted in Anti-pattern, startups, Venture Capital
Tagged anti-pattern, startup anti-patterns, startups, Venture Capital
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Apache Spark native functions
There are many ways to extend Apache Spark and one of the easiest is with functions that manipulate one of more columns in a DataFrame. When considering different Spark function types, it is important to not ignore the full set … Continue reading
Unicorn pressures and startup failures
The startup anti-patterns section of my blog summarizes the repeatable ways startups waste time & money and, often, fail. Learning from startup failure is valuable because there are many more examples of failures that successes. (Anti-)Patterns become more noticeable and … Continue reading
Advertising marketplace design
In the past decade several Nobel prizes in Economics have been awarded in the broader area of market (mechanism/auction/game) design. This is not surprising as the combination of Internet connectivity and ample computing resources are causing automated markets to pop … Continue reading
Posted in Advertising, Digital Media
Tagged adtech, Advertising, market design, OpenRTB, programmatic, programmatic advertising
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Angel investing strategies
My friend Jerry Neumann wrote a great post on angel investing strategies, dissecting truth and myth about different betting strategies and sharing his own approach. The question of luck came up and a commenter linked to my work on data-driven patterns of successful … Continue reading
Posted in angel investing, VC, Venture Capital
Tagged angel investing, investing strategies, VC, Venture Capital
4 Comments
JSON and JSONlines from the command line
At Swoop we have many terabytes of JSON-like data in MongoDB, Redis, ElasticSearch, HDFS/Hadoop and even Amazon Redshift. While the internal representations are typically not JSON but BSON, MsgPack or native encodings, when it comes time to move large amounts … Continue reading
Posted in Code
Tagged command line, jq, json, jsonlines, jsonpath, shell, Swoop, underscore, underscore-cli
5 Comments
My most favorite math proof ever
Math is beautiful and, sometimes, math becomes even more beautiful with the help of a bit of computer science. My favorite proof of all time combines the two in just such a way. Goal: prove that the cardinality of the … Continue reading
Posted in Uncategorized
5 Comments
Monitoring Redis with MONITOR and WireShark
At Swoop we use Redis extensively for caching, message processing and analytics. The Redis documentation can be pithy at times and recently I found myself wanting to look in more depth at the Redis wire protocol. Getting everything set up … Continue reading
Posted in Software Development
Tagged debugging proxy, MONITOR, Redis, redis-cli, Ruby, WireShark
1 Comment
Google and the ecosystem test
I am roaming the halls of Google I/O 2013 and wondering whether Google’s platform passes the ecosystem test. … no platform has become hugely successful without a corresponding ecosystem of vendors building significant businesses on top of the platform. Typically, … Continue reading