Kaarel Kõivupuu

Blog

Thoughts on product management, analytics, and technology - sometimes the philosophical aspect relating to them.

Categories:

Development
Philosophy
Productivity
Quizzing

Tags:

agile
awards
characters
cloud
coding
companies
data
dvcs
encodings
format
hardware
history
internet
laws
lean
materials
mathematics
networking
nextjs
notion
personal development
philosophy
product development
production
productivity
programs
project management
quiz
servers
side-project
software
statistics
telecommunication
telecommunications
typescript
wabi-sabi
websockets
Quizzing

June 22, 2026

Daily Quiz #32

What is the method to analyze tasks involved in completing a project, to identify the needed minimum time to complete a total project?

quiz
statistics
Quizzing

June 21, 2026

Daily Quiz #31

What is the name of the method or experiment, which based on repeated random sampling obtains numerical results?

Quizzing

June 20, 2026

Daily Quiz #30

What is the mathematical queueing theory, which states that long-term average number of customers in a stationary system equals long-term average effective arrival rate multiplied by the average time a customer spends in the system?

quiz
Quizzing

June 19, 2026

Daily Quiz #29

What is the common unit of measurement of symbol rate?

quiz
telecommunications
Quizzing

June 18, 2026

Daily Quiz #28

What is the term for a method of combining multiple analog or digital signals into one signal over a transmission medium?

quiz
telecommunication
Quizzing

June 17, 2026

Daily Quiz #27

What is the name of the hardware device, which converts data from a digital format into a format suitable for an analog transmission medium?

quiz
hardware
Quizzing

June 16, 2026

Daily Quiz #26

In the file format name "PDF", what does the "P" stand for?

quiz
format
Quizzing

June 15, 2026

Daily Quiz #25

What are data repositories called where data is stored in its natural raw format?

quiz
data
cloud
Quizzing

June 14, 2026

Daily Quiz #24

What is the cloud computing platform first introduced in 2008 using the code name "Project Red Dog"?

quiz
encodings
Quizzing

June 13, 2026

Daily Quiz #23

What is the name of the character encoding standard designed to support the use of text in all of the world's digitizable writing systems?

quiz
characters
Quizzing

June 12, 2026

Daily Quiz #22

What symbol is first known from a Bulgarian translation of a Greek chronicle dated at 1345?

agile
internet
characters
Quizzing

June 11, 2026

Daily Quiz #21

What was the firs wide-area packet network with distributed control implementing TCP/IP protocol suite?

quiz
companies
internet
Quizzing

June 10, 2026

Daily Quiz #20

What is the name of the company, founded in 1911, which was initially producing recordkeeping and measurement systems?

quiz
companies
Quizzing

June 9, 2026

Daily Quiz #19

What is the name of the American defense industry giant, a multinational aerospace conglomerate that originally was founded as a refrigerator company in Cambridge, Massachusetts, in 1922?

quiz
companies
Quizzing

June 8, 2026

Daily Quiz #18

What is the name of the company or communication platform which started in 2009 as Tiny Speck?

quiz
networking
companies
Quizzing

June 7, 2026

Daily Quiz #17

What is the name of wired computer networking standards designed for local area, access, metropolitan area networks and many more?

quiz
awards
networking
Quizzing

June 6, 2026

Daily Quiz #16

What is the award, given annually by the Association for Computing Machinery (ACM) for contributions to computer science?

quiz
awards
Quizzing

June 5, 2026

Daily Quiz #15

What is the law, which states that no discovery is named after its original discoverer?

quiz
laws
Quizzing

June 4, 2026

Daily Quiz #14

What is the name of the law, according to which a number of transistors in an integrated circuit doubles in roughly two years?

quiz
laws
internet
Quizzing

June 3, 2026

Daily Quiz #13

What is the name of the standards organization for the internet, responsible for technical standards of internet protocol suite?

quiz
internet
Quizzing

June 2, 2026

Daily Quiz #12

What is the 5 letter name for server application acting as intermediary between a client and a server?

quiz
software
servers
Quizzing

June 1, 2026

Daily Quiz #11

What is the four letter acronym for firmware which essentially is responsible for "starting up your computer"?

quiz
software
programs
Quizzing

May 31, 2026

Daily Quiz #10

What is the name of a computer program, which always has complete control over everything in the system?

quiz
software
programs
Quizzing

May 30, 2026

Daily Quiz #9

What is the abbreviation for materials which is commonly used to create printed circuit boards (PCBs)?

quiz
materials
production
Quizzing

May 29, 2026

Daily Quiz #8

What is the name of the first plastic made from synthetic compounds, patented in 1907?

quiz
production
materials
Quizzing

May 28, 2026

Daily Quiz #7

Who was the lady, widely considered to be the first programmer, known to have worked on Charles Babbage's proposed "analytical engine"?

quiz
history
Quizzing

May 27, 2026

Daily Quiz #6

What is the name of the second most prominent DVCS released only twelve days after Git on 19th of April?

quiz
dvcs
Quizzing

May 26, 2026

Daily Quiz #5

What is the name of translators that take source code in one language and translate this into another language of comparable level?

quiz
Quizzing

May 25, 2026

Daily Quiz #4

What is the property named, according to which a mathematical operation can be applied a multitude of times without changing the result beyond the first application?

quiz
mathematics
Quizzing

May 24, 2026

Daily Quiz #3

What was the first practically and widely adopted high-level language, first specified in 1954 under the leadership of IBM’s John Backus?

quiz
coding
Quizzing

May 23, 2026

Daily Quiz #2

What is the Toyota principle referring to continuous improvement known as?

quiz
agile
lean
Quizzing

May 22, 2026

Daily Quiz #1

What is the scheduling method, introduced at Toyota in the 1950s by engineer Taiichi Ohno to support just-in-time, or lean, manufacturing?

quiz
agile
Development

February 23, 2026

Building a real-time retrospective tool from scratch

How I built a lightweight, no-account retrospective tool as part of my personal site — covering the idea, the technical architecture, and what got added in two MVP rounds.

agile
nextjs
websockets
typescript
side-project
Productivity

January 30, 2026

From Jira to Daily Life: Breaking Down Personal Projects Like Software Tickets

We all have projects sitting on our mental to-do list for weeks. The problem isn't lack of motivation, but daily life. There's a clear parallel between software development and daily life struggles – and software teams solved these issues long ago.

agile
productivity
notion
project management
personal development
Philosophy

October 29, 2025

Wabi-Sabi as the Philosophical Foundation of Agile Development

Wabi-sabi is a Japanese aesthetic philosophy, which finds beauty in imperfection and impermanence. Rather than fighting reality, wabi-sabi accepts it as natural. A cracked wooden chair with asymmetry embodies wabi-sabi—the idea that everything changes and ages.

agile
wabi-sabi
philosophy
product development