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Leandro Proença

Programmer • I occasionally write blog posts in both English and Brazilian Portuguese.

Location Brazil Joined Joined on  github website

Education

BSc, Information Systems

Work

Software Developer

Superficial, básico e avançado

Superficial, básico e avançado

45
Comments 4
6 min read

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Building a dead simple background job in Rust

Building a dead simple background job in Rust

23
Comments
5 min read
Understanding the basics of Smart Pointers in Rust

Understanding the basics of Smart Pointers in Rust

31
Comments
14 min read
Compiladores, trampolim, deque e thread pool

Compiladores, trampolim, deque e thread pool

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Comments 6
10 min read
Rust, Go, Rinha e I/O

Rust, Go, Rinha e I/O

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Comments 10
9 min read
Entendendo fundamentos de recursão

Entendendo fundamentos de recursão

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Comments 5
7 min read
Vencendo os números de ponto flutuante: um guia de sobrevivência

Vencendo os números de ponto flutuante: um guia de sobrevivência

21
Comments
14 min read
Winning at floating-point issues: a survival guide

Winning at floating-point issues: a survival guide

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Comments 2
11 min read
[pt-BR] Fundamentos do Git, um guia completo

[pt-BR] Fundamentos do Git, um guia completo

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18 min read
Kubernetes 101, part VIII, networking fundamentals

Kubernetes 101, part VIII, networking fundamentals

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11 min read
Kubernetes 101, part VII, jobs and cronjobs

Kubernetes 101, part VII, jobs and cronjobs

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3 min read
A comprehensive introduction to Ruby

A comprehensive introduction to Ruby

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Comments 7
11 min read
Kubernetes 101, part VI, daemonsets

Kubernetes 101, part VI, daemonsets

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4 min read
Kubernetes 101, part V, statefulsets

Kubernetes 101, part V, statefulsets

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7 min read
Kubernetes 101, part IV, deployments

Kubernetes 101, part IV, deployments

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5 min read
Kubernetes 101, part III, controllers and self-healing

Kubernetes 101, part III, controllers and self-healing

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4 min read
Kubernetes 101, part II, pods

Kubernetes 101, part II, pods

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Comments 2
5 min read
Tekton CI/CD, the grand finale, interceptors

Tekton CI/CD, the grand finale, interceptors

4
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7 min read
Tekton CI/CD, part IV, continuous delivery

Tekton CI/CD, part IV, continuous delivery

3
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6 min read
Tekton CI, part III, listen to Github events

Tekton CI, part III, listen to Github events

4
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7 min read
Tekton CI, part II, sharing information

Tekton CI, part II, sharing information

5
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5 min read
Tekton CI, part I, a gentle introduction

Tekton CI, part I, a gentle introduction

13
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4 min read
CI/CD in a nutshell

CI/CD in a nutshell

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Comments 3
4 min read
Seu dinheiro não é infinito

Seu dinheiro não é infinito

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Comments 9
3 min read
Liderança começa com confiança: minha trajetória

Liderança começa com confiança: minha trajetória

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7 min read
Thinking like containers

Thinking like containers

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6 min read
Simulating OOP in Bash

Simulating OOP in Bash

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6 min read
Building a Web server in Bash, the grand finale

Building a Web server in Bash, the grand finale

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4 min read
Building a Web server in Bash, part III - Login

Building a Web server in Bash, part III - Login

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7 min read
Building a Web server in Bash, part II - parsing HTTP

Building a Web server in Bash, part II - parsing HTTP

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5 min read
Building a Web server in Bash, part I - sockets

Building a Web server in Bash, part I - sockets

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6 min read
Inter-process communication: pipes

Inter-process communication: pipes

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2 min read
Inter-process communication: files

Inter-process communication: files

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Comments 2
5 min read
A brief history of modern computers, multitasking and operating systems

A brief history of modern computers, multitasking and operating systems

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Comments 2
7 min read
Métricas cAdvisor no Kubernetes com Prometheus e Grafana

Métricas cAdvisor no Kubernetes com Prometheus e Grafana

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7 min read
Prometheus on Kubernetes 101

Prometheus on Kubernetes 101

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4 min read
Mastering the Docker networking

Mastering the Docker networking

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Comments 9
5 min read
Implementando um simples background job com UNIX named pipes

Implementando um simples background job com UNIX named pipes

22
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3 min read
Entendendo UNIX pipes

Entendendo UNIX pipes

34
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3 min read
Resolvendo problema de performance no PostgreSQL com CTE

Resolvendo problema de performance no PostgreSQL com CTE

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Comments 5
4 min read
A very simple GraphQL tutorial in Ruby

A very simple GraphQL tutorial in Ruby

16
Comments 1
3 min read
Mastering Docker Volumes

Mastering Docker Volumes

84
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5 min read
How to reduce the time complexity of nested loops

How to reduce the time complexity of nested loops

161
Comments 4
4 min read
A powerful full-text search in PostgreSQL in less than 20 lines

A powerful full-text search in PostgreSQL in less than 20 lines

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Comments 6
9 min read
A CRUD journey in Haskell, part II, Socket programming

A CRUD journey in Haskell, part II, Socket programming

23
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4 min read
A CRUD journey in Haskell, part I, introduction

A CRUD journey in Haskell, part I, introduction

7
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5 min read
Using Docker in development the right way

Using Docker in development the right way

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5 min read
Web basics: sending HTML, CSS and Javascript content through HTTP

Web basics: sending HTML, CSS and Javascript content through HTTP

29
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5 min read
Web basics: a simple HTTP Server in Ruby

Web basics: a simple HTTP Server in Ruby

10
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4 min read
Web basics: a TCP Server in Ruby

Web basics: a TCP Server in Ruby

26
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3 min read
Boilerplate for a containerized plain Ruby application

Boilerplate for a containerized plain Ruby application

10
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3 min read
Quicksort, a Ruby implementation using Test-driven development

Quicksort, a Ruby implementation using Test-driven development

15
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7 min read
Deploy to Kubernetes using Github Actions (including Slack notification)

Deploy to Kubernetes using Github Actions (including Slack notification)

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4 min read
Ruby blocks made easy, part III ~grand finale~, blocks and syntactic sugar

Ruby blocks made easy, part III ~grand finale~, blocks and syntactic sugar

7
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5 min read
Ruby blocks made easy, part II, curry and procs as arguments

Ruby blocks made easy, part II, curry and procs as arguments

11
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3 min read
Ruby blocks made easy, part I, methods and procs

Ruby blocks made easy, part I, methods and procs

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4 min read
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