Just recently, a friend of mine asked me about “website analysis tool”. I got interested and immediately started asking questions. What would you like to analyze? Performance? SEO? Accessibility? “We would like to check our website for performance.”, he says. Luckily, a couple well established tools exists that are designed to do just that. I […]
Author: Wojciech Szczurek
ReFresh: Angular
Intro Angular is an opinionated JavaScript (JS) framework designed for building single page applications (SPAs). Angular has been my JavaScript framework of choice. I follow its development and I use it in both personal and professional projects since its humble beginning from v2 in 2016. To stay up to date with the technology, from time […]
How to monitor your website’s position in Google?
The free Google Search Console service is used to monitor the position of your website in Google search results. It provides valuable insights, such as the position your pages occupy for selected keywords, the number of people who clicked on your website, the keywords they used, which of your pages are the most popular for […]
AWS Certified Developer – Associate (DVA-C02)
My reference page for notes produced when studying AWS material. Well-Architected Framework Let’s start with AWS well-architected framework because in AWS everything touches that concept. The six pillars of well-architected framework includes: Cloud Design Patterns Security IAM – concept of users and policies. Policies are assigned to users. Can use existing policies or create new […]
“other side closed” – AWS Lambda with Parameters and Secrets Extension
Secrets lambda extensions is optional and AWS maintained layer that provide fast access to secrets manager or parameter store. In fact, it is just locally available http server that you can query with your favorite http client to get your app’s secrets. By default it is available on port 2773. Recently I have come across […]
“The Art of Thinking Clearly” by Rolf Dobell
SSL Offloading – AWS Application Load Balancer
Did you know that AWS Application Load Balancer (ALB) supports SSL offloading out of the box! To start create Amazon issued certificate from AWS Certificate Manager. Then, assign this certificate into ALB HTTPS:443 listener and route the traffic to a target group which is set to listen on port HTTP:80. One great benefit of such […]
Jet Entity Framework Provider – in Code Setup
You have been tasked to implement Jet database provider in EF6 to support older database types like MS Access and you want to do this in code for VB.NET? This achieves the same effect as configuring your app.config but adds flexibility of choosing provider based other conditions. In my case, I have to choose and […]
Data Science – Machine Learning
Following are my personal notes that prepared me to take the AWS Certified Machine Learning – Specialty (MLS-C01) exam. Data Processing Encode Values Encoding categorical variables: (panda supports dtype="category") Encoding nominal variables: Handling Missing Values Missing values are very common. Machine learning algorithms can’t handle missing values automatically. Data with too many missing values can’t […]
Essentials – Machine Learning
Following are my personal notes that prepared me to take the AWS Certified Machine Learning – Specialty (MLS-C01) exam. Terminology and Process Effective IA Strategy The flywheel of data (positive feedback loop): more data means better analytics -> better analytics results in better products -> better products means more users -> that generates more data. […]