PySpark execution logic and code optimization
The article goes through the PySpark execution logic and provides guidelines to optimize the speed and performance.
Pipedrive Essential vs Advanced – Comparison of features and pricing on 2020
Pipedrive Essential and Advanced are by far the most popular plans among my customers. A comparison of different subscriptions.
Clustering data using SQL – An example with industrial IoT data
Clustering time series data with SQL – Nice 3D visualization using simple logic. Python notebook example in GitHub with industrial data.
Spark + Python tutorial for data developers
A tutorial for parallel computation with Spark and Python. The example has been ran on AWS cloud computing platform.
Introduction to AWS Glue for big data ETL
AWS Glue service works especially well for big data batch processing. Read the full post from data.solita.fi.
Excel Power Map – Spatial data visualization as a time series
Excel Power Map is designed to visualize spatial data. Watch the demo video about visualizing annual asylum seeker data.
Finnish stemming and lemmatization in python
I wrote to Solita’s blog about text analytics with the headline “Finnish stemming and lemmatization in python”. The post has code examples.
Migrating CRM to Pipedrive – Experiences and tips
Experiences from Pipedrive CRM implementation. Pipedrive is simple for the sales people, but the migration from an old CRM requires planning.
Blogging about professional topics – Experiences and tips
Blogging about professional topics is an excellent way to increase visibility for yourself and your company. Read the tips and experiences!
Industrial Engineering and Management in career – Video answers to questions from students
Video blog series – Industrial Engineering and Management in career See the answers in the Youtube playlist. There are English subtitles. Thanks Lassi Mäkinen for […]
Extended free trial period for Pipedrive CRM
Simple instructions to sign up and get started with Pipedrive CRM. Redeem the extended trial period for Pipedrive.
Experiences from funding application classification by text analytics
Experiences from funding application classification by text analytics
Should you start investing if a depression is coming? – Data analysis
Investing when a depression is coming. Is it bad moment to start investing to stock index that are usually seen as sage bets?
Combining machine learning and business – Practical example
You can find the article from Solita’s data related blog site data.solita.fi. Finally I managed to publish my blog post with the topic A Machine […]
Maximizing uptime in Hiab hackathon
Read about Solita team’s solution in a hackathon organized by Hiab. The task was to take advantage of data to maximize machine uptime.
Unpivot columns to rows with Excel PowerQuery
Unpivoting columns to rows with Excel PowerQuery. Watch 30 seconds video how to do it without any formulas.
Csv headers to list using Python
Python code to automatically list header fields of multiple CSV files. The original use case was related to data warehouse documentation.
Parsing first name, last name and company from email in Excel – Download Excel template
Parsing first name, last name and company from email in Excel Do you have a list of emails that you want to split by first […]
A nation that seized the time – Lesotho – Around the world trip days 23.1.2017 – 29.1.2017
Lesotho is a nation that time feels to be seized in. As the Grande finale of my trip I did a real grand old man of all hikes.
Robberies in South Africa – Around the World Trip Days 9.1.2017 – 21.1.2016
This article is part of the series about around the world trip. Click to see all blogs from the around the world trip. You can […]
Google Keep vs Evernote – Requirements for your note app
Personally, I use a note app to store ideas, observations, travel tickets and debts that should be quickly accessible.
Cape Town – Around the World Trip Days 31.12.2016 – 8.1.2017
The top attraction of Cape Town were beautiful Table Mountain and the Cape of Good Hope. The society has it problems, though.
From the Edge of the World to the Devil’s throat – South America – Around the World Trip Days 14.12.2016 – 29.12.2016
Second part from South America. The nature pics are worth seeing! I also made a bus ticket seller so angry that I got in trouble.
Toggl – Recording work hours to log has never been such enjoyable
Toggl is a mobile app for work hour recording and management. Toggl is not great because of the uniqueness but simplicity.
Traveling through Patagonia – Around the world trip days 30.11.2016 – 14.12.2016
This time I was totally alone. Once again I had no plans prepared and the plane would land in a few hours to Buenos Aires, Argentina.
Hidden brain – Shankar Vedantam, NPR – When you want to know how the world works
Podcast about society. Examples of topics: climate change, crime, women in leading positions and how is it like being rich?
Does it make sense anymore to buy Christmas presents?
Christmas is the festival of joy but buying presents is not so easy. Purchasing presents has became a social compulsion.
Freakonomics Radio, Stephen Dubner – Exploring the hidden side of everything
The best podcast series on my opinion. The podcasts last typically from 30 to 60 minutes and during that time they try to find an […]
A place like a story book – New Zealand – Days 19.11.2016 – 30.11.2016
The whole country was like a painting. Let’s start with a mellow video of the jump to chilly mountain stream in New Zealand.
This is how I make my every second productive
Power methods for knowledge workers to get your productivity to the next level: Technology, Ergonomy, Work habits and Task automation.
Happiness Tips, Chris Croft, LinkedIn Learning
I didn’t have high expectations for this happiness video course based on my previous experiences. But this video course happily surprised me!
Work stress that shouldn’t exist – Newcastle, Australia -Around the World Trip Days 11.10.2016 – 18.11.2016
11.10.2016-11.11.2016. Work stress. If I would be planning a torture chamber to a medieval castle I would contact Tiger Air company for sure.
Hated by everybody Trump got the second highest number of votes and became the President of USA – This is out of the box thinking
Sometimes pure logic leads to better results than the actual ideology. What is out of the box thinking and how does it relate to Donald Trump’s victory?
The Free Excel Course Online
The free Excel course. Compact video lectures with exercise materials for training. The lectures have an optimal order for learning.
Lecture 1 – Introduction to Excel
Workbook, worksheet, saving, opening and options in Excel.
Lecture 2 – Formatting Cells in Excel
Change font color, autofit column width, merge cells, use bold text and set borders.
Lecture 3 – The Basics of Excel Formulas
A brief introduction how to compose your first Excel formula.
Lecture 4 – Copy and paste in Excel
Copy and paste only values, formulas or formattings in Excel.
Lecture 5 – Number formats, dates and time in Excel
Learn different number formats as well as Excel’s date and time system.
Lecture 6 – Cell references and named ranges in Excel
How to do absolute and relative references and name ranges.
Lecture 7 – Tables, sorting and filtering in Excel
Sort, filter and summarize easily with Excel table objects.
Lecture 8 – String functions and advanced formulas in Excel
Excel has a set of powerful text manipulation formulas. In this lecture you will learn to apply SUBSTITUTE(), MID(), FIND() and LEN().
Creating my first Android app – How long it takes?
Yes. It’s me in the picture. It was Halloween. Creating and Android app has been in my task list a good while but now I […]
Sports betting tutorial – Can you make the living?
It is actually possible to make your living by doing sports betting. This blog is not sponsored – these are my own experiences. Betting – […]
Visualization and clustering of eartquake dataset
The built-in dataset quakes in RStudio had 1000 records of earthquakes nearby Fiji. The first year of observations is 1964 but the last year remains […]
Splitwise – Split costs easily
Splitwise solves a traditional problem that exists in every single group of friends – how to split costs easily. Need to split costs? In Splitwise you […]
Wunderlist – Simple and reliable task list
After testing multiple todo list I dare to announce Wunderlist as the simplest one with just right amount of features. You can categorize tasks to folders and […]
Virus problem – A statistical puzzle
This imaginary problem does not rely on any real situation. A virus is spreading across the world – it kills without treatment. A medicine does exist […]
Introduction to Excel Power tools
Next I will introduxe briefly how Power tools in Microsoft Excel Power BI family are related to each other. That way you quickly realize whether […]
Alice Springs to Darwin by car – Around the World Trip Days 30.9.2016 – 10.10.2016
The story is part of the around the world blog series. Click to see all posts from the around the world trip. 30 Sep 2016 – […]