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AWS Copilot and another 6 ways to easily deploy apps to AWS

AWS Copilot and another 6 ways to easily deploy apps to AWS

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2 min read
Is there a place for a small startup launch without a big promotional budget?

Is there a place for a small startup launch without a big promotional budget?

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2 min read
How to calculate AWS & Stripe costs, define the price for your product and make a profit on the way

How to calculate AWS & Stripe costs, define the price for your product and make a profit on the way

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2 min read
The Impostor Syndrome Episode: Adding features with Ruby on Rails and having fun with Figma and CSS

The Impostor Syndrome Episode: Adding features with Ruby on Rails and having fun with Figma and CSS

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2 min read
Making website design for a transcription service in 2 days

Making website design for a transcription service in 2 days

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2 min read
How to build a transcription service prototype in 90 minutes with Ruby on Rails and AWS

How to build a transcription service prototype in 90 minutes with Ruby on Rails and AWS

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2 min read
How to design a logo for your startup with the help of an artificial intelligence

How to design a logo for your startup with the help of an artificial intelligence

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2 min read
The Road to MVP: Planning first steps and brainstorming the product features in Miro

The Road to MVP: Planning first steps and brainstorming the product features in Miro

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2 min read
Why being a developer is frustrating — and why we do it anyway

Why being a developer is frustrating — and why we do it anyway

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6 min read
How TLS and HTTPS Work - Plus a Handful of Useful Tools

How TLS and HTTPS Work - Plus a Handful of Useful Tools

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1 min read
Google Cloud Run with CI/CD via Terraform Cloud and GitHub actions

Google Cloud Run with CI/CD via Terraform Cloud and GitHub actions

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1 min read
Coming to DevOps? Learn how to code

Coming to DevOps? Learn how to code

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1 min read
OpenShift 4 Troubleshooting: Your Cluster is Broken, What's Next?

OpenShift 4 Troubleshooting: Your Cluster is Broken, What's Next?

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1 min read
How to Configure OpenShift 4 Cluster Nodes: MachineConfig Operator and CoreOS

How to Configure OpenShift 4 Cluster Nodes: MachineConfig Operator and CoreOS

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1 min read
Getting traffic to EKS: Using ALB Ingress Controller with Amazon EKS on Fargate

Getting traffic to EKS: Using ALB Ingress Controller with Amazon EKS on Fargate

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1 min read
Transaction Isolation Levels With PostgreSQL as an example

Transaction Isolation Levels With PostgreSQL as an example

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1 min read
3 Core Features of OpenShift 4 Cluster Management: Fedora CoreOS, cri-o and MachineSet API

3 Core Features of OpenShift 4 Cluster Management: Fedora CoreOS, cri-o and MachineSet API

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1 min read
First look at OKD 4 and the new OpenShift Installer

First look at OKD 4 and the new OpenShift Installer

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1 min read
Serverless Kubernetes with AWS EKS and Fargate: You don't need servers to run a Kubernetes Cluster

Serverless Kubernetes with AWS EKS and Fargate: You don't need servers to run a Kubernetes Cluster

Reactions 1 Comments
1 min read
What is Container Operating System: Immutable, Auto-Updating, Security Minded Fedora CoreOS Intro

What is Container Operating System: Immutable, Auto-Updating, Security Minded Fedora CoreOS Intro

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1 min read
Scan Container Images with Clair V4 in CI/CD Pipeline

Scan Container Images with Clair V4 in CI/CD Pipeline

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1 min read
Buildah, Dive, Skopeo: 3 Container Tools for building images on Kubernetes Cluster, with Gitlab CI

Buildah, Dive, Skopeo: 3 Container Tools for building images on Kubernetes Cluster, with Gitlab CI

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1 min read
Serverless Framework Introduction: Let's create a Telegram bot in Ruby with Lambda and API Gateway

Serverless Framework Introduction: Let's create a Telegram bot in Ruby with Lambda and API Gateway

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1 min read
How to use SSL in PostgreSQL The Right Way: Encrypt Your Data in Transit

How to use SSL in PostgreSQL The Right Way: Encrypt Your Data in Transit

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1 min read
Top 10 Linux Commands Beginners Should Know: As Analysed from my Bash History of 30 thousand lines

Top 10 Linux Commands Beginners Should Know: As Analysed from my Bash History of 30 thousand lines

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1 min read
How To Learn New Technologies

How To Learn New Technologies

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1 min read
Terraform Tips & Tricks, Issue 2: Registry, Locals and Workspaces

Terraform Tips & Tricks, Issue 2: Registry, Locals and Workspaces

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1 min read
Kubernetes is just an API: Let's see it on K3s Cluster, running on AWS Spot Fleet

Kubernetes is just an API: Let's see it on K3s Cluster, running on AWS Spot Fleet

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1 min read
Job Execution Systems: What is the difference between Jenkins, Rundeck, Airflow, Gitlab CI and others

Job Execution Systems: What is the difference between Jenkins, Rundeck, Airflow, Gitlab CI and others

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1 min read
What is configuration management and why you need Ansible, Chef, Puppet and others

What is configuration management and why you need Ansible, Chef, Puppet and others

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1 min read
Creating Kubernetes Clusters with Terraform: Learning Provisioners

Creating Kubernetes Clusters with Terraform: Learning Provisioners

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1 min read
Refactor Terraform code with Modules

Refactor Terraform code with Modules

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1 min read
Creating Multi-cloud Terraform environment with the help of remote state backends and AWS S3

Creating Multi-cloud Terraform environment with the help of remote state backends and AWS S3

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1 min read
Terraform Tips & Tricks, Issue 1: Format, Graph and State

Terraform Tips & Tricks, Issue 1: Format, Graph and State

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1 min read
Configuring Terraform Templates: Variables and Data Resources

Configuring Terraform Templates: Variables and Data Resources

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1 min read
Terraform Fundamentals: State Management and Dependency Graph, Creating the First Server

Terraform Fundamentals: State Management and Dependency Graph, Creating the First Server

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1 min read
Infrastructure as Code and How Terraform Fits Into It

Infrastructure as Code and How Terraform Fits Into It

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1 min read
The tool that really runs your containers: Deep dive into runc and OCI specifications

The tool that really runs your containers: Deep dive into runc and OCI specifications

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10 min read
Dockerless: Build and Run Containers with Podman and Systemd

Dockerless: Build and Run Containers with Podman and Systemd

Reactions 5 Comments
1 min read
6 Tips For Passing Certified Kubernetes Administrator (CKA) Exam

6 Tips For Passing Certified Kubernetes Administrator (CKA) Exam

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1 min read
OhMyZsh and Janus: Set up productive work environment in 10 minutes or less

OhMyZsh and Janus: Set up productive work environment in 10 minutes or less

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1 min read
What and who is DevOps?

What and who is DevOps?

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5 min read
AWS Session Manager: Get rid of SSH Bastion Hosts, cut costs and improve remote-connection security

AWS Session Manager: Get rid of SSH Bastion Hosts, cut costs and improve remote-connection security

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1 min read
AWS Fargate 101: Run production applications without servers / Spring Boot on Fargate

AWS Fargate 101: Run production applications without servers / Spring Boot on Fargate

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1 min read
Hardening Docker with SELinux on CentOS 8

Hardening Docker with SELinux on CentOS 8

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1 min read
How networks work, part II

How networks work, part II

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22 min read
How networks work

How networks work

Reactions 15 Comments 1
20 min read
How to get into the Ruby-top on GitHub, doing (almost) nothing

How to get into the Ruby-top on GitHub, doing (almost) nothing

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7 min read
How to run a Python script

How to run a Python script

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5 min read
How to write an MVC framework in Ruby

How to write an MVC framework in Ruby

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12 min read
How I wrote a book about Terraform in 3 months

How I wrote a book about Terraform in 3 months

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5 min read
How Russia's government blocked our business - and how we dealt with it

How Russia's government blocked our business - and how we dealt with it

Reactions 8 Comments 1
11 min read
Javascript Framework Comparison: Vue, React and Angular

Javascript Framework Comparison: Vue, React and Angular

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8 min read
Thin and maintainable Rails mailers: How we refactored Rails mailers at mkdev

Thin and maintainable Rails mailers: How we refactored Rails mailers at mkdev

Reactions 5 Comments
4 min read
How to use Query Objects to refactor Rails SQL-queries

How to use Query Objects to refactor Rails SQL-queries

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6 min read
Dockerless, part 3: Moving development environment to containers with Podman

Dockerless, part 3: Moving development environment to containers with Podman

Reactions 11 Comments
11 min read
Dockerless, part 2: How to build container image for Rails application without Docker and Dockerfile

Dockerless, part 2: How to build container image for Rails application without Docker and Dockerfile

Reactions 8 Comments 1
13 min read
Dockerless, part 1: Which tools to replace Docker with and why

Dockerless, part 1: Which tools to replace Docker with and why

Reactions 13 Comments
7 min read
Fundamentals of Front-End Django

Fundamentals of Front-End Django

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8 min read
How to understand the code of the Aliens and refactor properly

How to understand the code of the Aliens and refactor properly

Reactions 7 Comments
12 min read
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