This site serves as my extended brain. Here, I collect/dump all the things of my favorite topics that I want to remember. Some entries are nice blog articles, some are merely collections of links that I found useful.
Big Data Tools
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Spark StreamingSPARK configurationPyspark streaming from and to csv-file in Zeppelin: basic code exampleHow to print DataFrame column to consoleKafka Streaming Json using Gson: How to rename a json field? (Actually this is a Gson topic)Some handy Kafka commands (that I keep forgetting)How to access your clickhouse database with Spark in PythonClickhouse
Spark StreamingClickhouse and KafkaClickhousePyspark streaming from and to csv-file in Zeppelin: basic code exampleKafka Streaming ExampleSome handy Kafka commands (that I keep forgetting)Kafka Streaming Json using Gson: How to rename a json field? (Actually this is a Gson topic)Link to book "Spark The Definite Guide"
Math
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Maximum Likelihood EstimationHow to create a random variable with a Beta distribution from scratch, using only Uniform random variablesWhich envelope should you choose?Variance, Covariance, Autocovariance...what?Stochastic Process and Time Series (this page is not ready yet)Understanding the probability density function of the normal distributionkleiner GaussVariance
Jupyter-Notebook: Birthday-ProblemBasicsStars and Bars Argument (Einstein-Bose) or placing n identical objects into n distinct bins, or drawing k times from n balls with replacement, order does not matterJoint, Conditional and Marginal ProbabilityJupyter-Notebook: Confirming frequentists interpretation of conditional dependencyCountingUnderstanding the probability density function of the normal distributionBinomial Coefficient
Network Analysis
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networking ubuntuHow to print flow information with nfdump to csvHow to collect flows or how to install pmacct with kafka and nDPI supportDo network stuff
Programming
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Difference between function and methodVal and defCoin change problemCall by Name vs Call by Value in ScalaC Pointer and ReferenceUseful python helpersPython SnippetsJava
Uncategorized
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How to get a website containig pyscript running on a hosted domainPython Naming ConventionsMaximum Likelihood EstimationWhat I learned from Black Hat Course Applied Data Science for Cyber Security
Website
1