Rodolfo Bandeira
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  • Jun 13, 2023

    A few Math symbols

  • Feb 25, 2023

    Smart Goals

  • Oct 2, 2021

    Free alternative to Docker Desktop on MacOS

  • May 10, 2020

    17 useful Git commands

  • Feb 9, 2020

    Wisdom from above

  • Nov 17, 2019

    Kubernetes - Installing Minikube and Kubectl on Ubuntu Linux

  • May 20, 2019

    How to install Docker on Amazon Linux 2

  • May 20, 2019

    Using fail2ban, how to block an IP for 1 minute after 3 Nginx 404 errors in the last minute

  • May 20, 2019

    How to keep Git history after renaming or moving files

  • May 20, 2019

    How to uncompress .tar.xz OR .xz (Ubuntu Linux)

  • Mar 7, 2019

    Setting up a single node of Apache Hadoop 3.0 on Ubuntu 16.04

  • Jun 21, 2018

    Rolling back RubyOnRails Migration

  • Dec 26, 2017

    Speed up mysql import on MacOS

  • Aug 2, 2017

    Zookeeper and Apache Kafka with Ruby

  • Feb 25, 2017

    Starting a new Rails project using MySQL

  • Feb 25, 2017

    How to create an small linux docker container using Alpine Linux

  • Feb 24, 2017

    Basic setup of an ElasticSearch Docker

  • Jan 2, 2017

    (Video) How to squash multiple commits in just one using git

  • Sep 5, 2016

    Cracking Snes games with PHP

  • Aug 1, 2016

    Hello World in Linux Assembly 64 bits

  • Jun 18, 2016

    Testing FreeBSD DigitalOcean Droplet

  • Jun 18, 2016

    How to Apply Security Patches in OpenBSD using Mtier

  • May 1, 2016

    Ruby and MongoDB

  • Feb 8, 2016

    Cracking binary files using VIM and some Linux tools

  • Feb 6, 2016

    Cracking binary files using PHP and some Linux tools

  • Jan 25, 2016

    How to Install MySQL Server (MariaDB) on OpenBSD

  • Dec 31, 2015

    Happy 0b11111100000

  • Dec 22, 2015

    Enabling GZIP Compression to Varnish

  • Dec 22, 2015

    Installing Varnish on OpenBSD

  • Dec 19, 2015

    Fixing Git Error: git-remote-https.core on OpenBSD

  • Aug 24, 2015

    How to count how many lines of code?

  • Jul 16, 2015

    Nice ZSH configuration for your Mac OS

  • Jul 13, 2015

    Configuring HAProxy with ssl and two webservers behind

  • Jul 11, 2015

    Getting rid of my Wordpress and start using GoHugo

  • Feb 20, 2015

    How to add syntax highlight for .twig on VIM?

  • Feb 20, 2015

    How to install VIM on OpenBSD

  • Feb 6, 2015

    Don't have enough RAM memory on server? Let's create a swapfile!

  • Feb 4, 2015

    Installing Symfony2 on OpenBSD 5.6

  • Jan 31, 2015

    OpenBSD 5.6 + NginX + PHP-FPM

  • Jan 1, 2015

    Happy 0b11111011111 folks!

  • Dec 30, 2014

    Gets your server's public IP Address

  • Nov 12, 2014

    How to force phpstorm to use Java JDK 1.7 on MacOS

  • Nov 6, 2014

    ln -s

  • Oct 11, 2014

    How to install xdebug in Amazon AWS Ubuntu Server

  • Oct 8, 2014

    How to encrypt and decrypt a file using pgp and some public key

  • Sep 15, 2014

    Search on all php files, replace some string asking confirmation and exclude some directory from this search

  • Aug 30, 2014

    Creating a command line translator on Ubuntu

  • Aug 30, 2014

    Show your git branch on your bash$ line

  • Aug 8, 2014

    How to load multiple classes in just one instance using PHP 5

  • Jun 3, 2014

    How to send an email when execute a crontab task

  • May 30, 2014

    How to install Ruby on Rails on Ubuntu 14.04

  • May 22, 2014

    How to install Ruby on Rails on CentOS Linux

  • May 16, 2014

    Amazon EC2 Ubuntu - How to run SSHD in multiple ports. 22, 8888

  • May 2, 2014

    Just testing the new OpenBSD 5.5

  • Apr 30, 2014

    How to clear all rules in your iptables?

  • Apr 30, 2014

    How to disable email alert level 2 in OSSEC HIDS

  • Apr 26, 2014

    How to block facebook to access your website using IPTABLES

  • Apr 25, 2014

    How to use CONCAT() in MySQL with NULL values

  • Apr 19, 2014

    Hashtag regex formatter in PHP

  • Apr 3, 2014

    StartCom StartSSL in Firefox error sec_error_unknown_issuer

  • Mar 17, 2014

    OSSEC notifications and Listen ports

  • Mar 17, 2014

    Is your php code returning 500 Internal Server Error instead of PHP erros page?

  • Mar 12, 2014

    How to remove UTF-8 BOM characters in your NuSoap + PHP

  • Mar 7, 2014

    Using iconv to change character encoding in Linux

  • Mar 6, 2014

    Too many simultaneous connections in your linux? How to check?

  • Mar 6, 2014

    Welcome to Symfony Framework

  • Feb 23, 2014

    How to create a .zip file in Linux

  • Feb 23, 2014

    Examples using Date and SimpleDateFormat in Java

  • Feb 20, 2014

    Error: Cannot load from mysql.proc. The table is probably corrupted

  • Feb 20, 2014

    Installing OSSEC HIDS in CentOS

  • Feb 20, 2014

    How to delete an user in CentOS Linux

  • Feb 19, 2014

    How to use the grep command in linux using recursive mode

  • Feb 18, 2014

    How to install snmpwalk in CentOS

  • Feb 17, 2014

    How to clear all iptables rules

  • Feb 17, 2014

    How to use crontab in CentOS Linux

  • Feb 17, 2014

    How to enable federated engine in MySQL

  • Feb 17, 2014

    How to enable remote root access in MySQL

  • Feb 6, 2014

    How To Install Linux, Apache, MySQL, PHP (LAMP) on CentOS 6

  • Jan 24, 2014

    Format a double number to shows two numbers after comma in JAVA

  • Jan 15, 2014

    How to prints the Fibonacci sequence from 0 to 100 using JAVA

  • Nov 11, 2013

    How to run a command and not close it after logoff

  • Nov 11, 2013

    How to redirect all http to https in your Apache

  • Nov 9, 2013

    How to show fraction result in HP 50g calculator

  • Nov 3, 2013

    How to create a .tar.gz file of a directory

  • Nov 3, 2013

    Why this happens? tar: Error exit delayed from previous errors

  • Oct 25, 2013

    How to create a read-only user in MySQL

  • Oct 24, 2013

    How to check listen process in your linux?

  • Oct 14, 2013

    How to sum a number to an IP Address using PHP?

  • Oct 3, 2013

    How to set up proxy in apt-get

  • Oct 1, 2013

    Checking your Ubuntu Version

  • Aug 4, 2013

    OLT Huawei for Passive Gigabit Networks GPON

  • Aug 3, 2013

    NE40 Gigabit Router

  • Jul 7, 2013

    Optical Power Multi Meter

  • Jul 7, 2013

    How to set up Broadcom BCM4312 wireless network in Ubuntu Server Linux

  • Jul 7, 2013

    How to change console linux resolution Ubuntu Server 12.04

  • Jul 4, 2013

    Using SCP to copy files safely

  • Jul 2, 2013

    Shellscript Command Cut

  • Jun 29, 2013

    How to scroll window to the left or right using jQuery

  • Jun 1, 2013

    EDT-135 Acterna E1 and Data Tester

  • May 31, 2013

    How to run the last command you used on UNIX

  • May 31, 2013

    Replace white spaces to underline in a text file on UNIX

  • May 31, 2013

    Go to the last directory using command CAT on Linux

  • May 29, 2013

    How to install PHP CURL in Ubuntu Linux

  • Jan 1, 2012

    Using MySQL C API for Linux

  • Jan 1, 2012

    Using postgresql in C programs for Linux

  • Jan 1, 2012

    Working with date intervals in PostgreSQL

  • Jan 1, 2012

    How to use DB::PEAR in PHP and PostgreSQL

  • Oct 1, 2011

    Welcome to Stock Exchange

  • Jul 31, 2011

    How to change the hostname of a computer running OpenBSD

  • Jul 27, 2011

    How to list files from a tar.gz file

rodolfo.io 🇧🇷 🇨🇦

Runs on OpenBSD 🐡
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