Frank Rosner

My professional interests are cloud and big data technologies, machine learning, and software development. I like to read source code and research papers to understand how stuff works. Pronoun: He

Joined on Oct 8, 2017

Work

Software Engineer at DataStax

Frank Rosner

Nov 26 '21

Using a Private GitHub Repository as a Helm Chart Repository

#kubernetes #helm #git #github

6 min read

Hiding Complexity Does Not Make It Go Away, Or Does It?

I'm sorry that you didn't seem to get anything useful from re...

Jan 8

Writing My Own Boot Loader

Yeah welcome to OS development :D Dealing with stuff that doe...

Nov 16 '21

Writing My Own Boot Loader

Have you tried dev.to/seanld/comment/1fi4k? It's a shame that...

Nov 15 '21

Writing My Own Boot Loader

I don't remember but it was definitely small enough to fit in...

Aug 22 '21

Writing My Own Boot Loader

Glad you liked it!

Jun 22 '21

Writing My Own Boot Loader

Cool! Happy to accept a PR if that helps folks :)

Jun 22 '21

"Oh Yeah" An Energetic Check-In (Revisitation of Core Protocol)

Oh yeah

Jun 20 '21

Writing My Own Boot Loader

Why don't you do it?

Jun 20 '21

View all 133 comments

Frank Rosner

Oct 4 '21

Reclaiming Persistent Volumes in Kubernetes

#kubernetes #cloud #devops #azure

7 min read

Frank Rosner

May 2 '21

Automatic Configuration Reloading in Java Applications on Kubernetes

#java #kubernetes #cloud #devops

6 min read

Frank Rosner

Mar 31 '21

Managing Cluster Membership with Etcd

#java #distributedsystems #cluster #etcd

6 1

10 min read

Frank Rosner

Feb 18 '21

Writing a Simple TCP Server Using Kqueue

#kernel #go #macos #network

9 min read

Frank Rosner

Nov 30 '20

Writing My Own Dynamic Memory Management

#memory #algorithms #datastructures #c

18 13

8 min read

Frank Rosner

Nov 22 '20

Writing My Own Shell

#terminal #x86 #shell #c

5 min read

Frank Rosner

Nov 15 '20

Writing My Own Keyboard Driver

#hardware #x86 #os #c

29 8

11 min read

Frank Rosner

Nov 9 '20

Writing My Own VGA Driver

#graphics #x86 #os #c

64 2

8 min read

Frank Rosner

Nov 7 '20

Writing My Own Boot Loader

#assembler #x86 #os #c

330 47

15 min read

Frank Rosner

Oct 30 '20

How to Get Your Next Software Engineering Job

#career #jobs #motivation #interview

13 min read

Frank Rosner

May 19 '20

Implementing and Testing an Angular Feature Flag Directive

#angular #testing #javascript #webdev

6 min read

Frank Rosner

Feb 24 '20

Implementing a Consumer-Driven Contract Testing Workflow with Pact Broker and Gitlab CI

#pact #tdd #devops #testing

10 min read

Frank Rosner

Jan 2 '20

Publishing Application Metrics to CloudWatch Using Micrometer

#aws #devops #kotlin #cloud

8 min read

Frank Rosner

Nov 18 '19

Message Pact - Contract Testing In Event-Driven Applications

#pact #tdd #kotlin #microservices

7 min read

Frank Rosner

Oct 6 '19

Consumer-Driven Contract Testing with Pact

#pact #tdd #javascript #kotlin

52 4

9 min read

Frank Rosner

Aug 9 '19

Understanding the AWS Lambda SQS Integration

#aws #cloud #serverless #devops

51 4

6 min read

Frank Rosner

Jul 9 '19

Let's Also Apply Run With Kotlin Scope Functions

#kotlin #java #functional

33 1

5 min read

Frank Rosner

Jul 2 '19

What makes an IT job offering or company appealing to you? (she/her/hers only)

#discuss

6 5

1 min read

Frank Rosner

Jun 25 '19

Resilience Design Patterns: Retry, Fallback, Timeout, Circuit Breaker

#architecture #resilience #microservices #patterns

126 4

9 min read

Frank Rosner

Jun 7 '19

Testing Your Database Migrations With Flyway and Testcontainers

#kotlin #database #testing #sql

5 min read

Frank Rosner

Jun 4 '19

Docker Demystified

#linux #docker #beginners #devops

805 23

13 min read

Frank Rosner

May 21 '19

Ten Cognitive Biases to Look Out For as a Developer

#discuss #beginners #psychology #career

217 21

8 min read

Frank Rosner

Apr 5 '19

Explain Non-Blocking I/O Like I'm Five

#explainlikeimfive #java #asynchronous #beginners

93 1

7 min read

Frank Rosner

Feb 13 '19

Vert.x Kotlin Coroutines

#kotlin #vertx #concurrency #webdev

38 7

6 min read

Frank Rosner

Jan 14 '19

Quality Attributes in Software

#codequality #architecture #soa #microservices

66 3

8 min read

Frank Rosner

Oct 22 '18

Monitoring AWS Lambda Functions With CloudWatch

#aws #devops #serverless #cloud

28 7

9 min read

Frank Rosner

Oct 11 '18

Window Functions in Stream Analytics

#bigdata #cloud #streams #analytics

25 5

9 min read

Frank Rosner

Sep 26 '18

Yarnception: Starting Yarn Within Yarn Through Gulp and When It Is Useful

#aws #node #serverless #javascript

6 min read

Frank Rosner

Sep 4 '18

Concurrency and Automatic Conflict Resolution

#distributedsystems #concurrency #versioncontrol #database

43 4

9 min read

Frank Rosner

Jul 29 '18

1000 Followers - A Blogging Retrospective

#meta #blog #writing #blogging

66 6

9 min read

Frank Rosner

Jul 11 '18

Sensor Data Processing on AWS using IoT Core, Kinesis and ElastiCache

#aws #cloud #iot #serverless

58 2

15 min read

Frank Rosner

Jul 4 '18

Continuous Delivery on AWS With Terraform and Travis CI

#aws #cloud #devops #terraform

47 3

11 min read

Frank Rosner

Jun 29 '18

Event Handling in AWS using SNS, SQS, and Lambda

#showdev #aws #cloud #lambda

159 16

11 min read

Frank Rosner

Jun 22 '18

Deploying and Benchmarking an AWS RDS MySQL Instance

#aws #cloud #networking #mysql

15 min read

Frank Rosner

Jun 18 '18

Deploying an HTTP API on AWS using Elastic Beanstalk

#aws #devops #paas #cloud

36 1

11 min read

Frank Rosner

Jun 13 '18

Deploying an HTTP API on AWS using Lambda and API Gateway

#aws #devops #serverless #cloud

32 2

11 min read

Frank Rosner

Jun 6 '18

Memory Efficient Data Structures

#learning #database #computerscience #programming

114 3

8 min read

Frank Rosner

Jun 4 '18

Infrastructure as Code - Managing AWS With Terraform

#devops #cloud #aws #xaas

86 6

10 min read

Frank Rosner

May 28 '18

Handwritten Digit Recognition Using Convolutional Neural Networks

#showdev #deeplearning #scala #javascript

55 10

14 min read

Frank Rosner

May 8 '18

Update Efficient Data Structures

#scala #learning #database #computerscience

125 9

14 min read

Frank Rosner

Apr 29 '18

Read Efficient Data Structures

#programming #learning #java #computerscience

232 8

15 min read

Frank Rosner

Apr 16 '18

RUM Conjecture - Reasoning About Data Access

#programming #learning #database #computerscience

48 14

7 min read

Frank Rosner

Apr 5 '18

Hit Me Baby One More Time - What Are Cache Hits and Why Should You Care?

#programming #performance #scala #computerscience

157 8

10 min read

Frank Rosner

Mar 21 '18

Microbenchmarking your Scala Code

#scala #microbenchmarking #performance

46 11

10 min read

Frank Rosner

Jan 30 '18

Explain Agile Like I'm a Sports Student

#explainlikeimfive #agile #productivity

26 5

6 min read

Frank Rosner

Dec 17 '17

Monitoring Data Quality in Data Science Applications

#showdev #datascience #scala #spark

8 min read

Frank Rosner

Nov 30 '17

What I Did Not Know About Scala And Its Standard Library

#todayilearned #scala

58 8

8 min read

Frank Rosner

Nov 4 '17

Making The Invalid Impossible - Choosing The Right Data Model

#scala #programming #devtips

19 8

6 min read

Frank Rosner

Oct 25 '17

Hiding Complexity Does Not Make It Go Away, Or Does It?

#frontend #datastructures #elm

27 5

8 min read

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Recent comments

Hiding Complexity Does Not Make It Go Away, Or Does It?

Writing My Own Boot Loader

Writing My Own Boot Loader

Writing My Own Boot Loader

Writing My Own Boot Loader

Writing My Own Boot Loader

"Oh Yeah" An Energetic Check-In (Revisitation of Core Protocol)

Writing My Own Boot Loader