Jan Walraven
DevOps



Menu
Categories:

Welcome on my online blog. This is my personal blog, where I share from my experience about DevOps. You will find here articles about Linux sysadmin tasks and web development tricks.

Latest Posts: Dec, 2023 >>> Remove unused container images on GKE node
Apr, 2023 >>> OH-MY-ZSH Enable Terraform workspace name in prompt
Dec, 2022 >>> List Wifi networks on linux
May, 2022 >>> Show docker container build command history
Mar, 2022 >>> List apt autoremove packages
Nov, 2021 >>> List all mysql tables with locks
Nov, 2021 >>> List all containers inside pods
Jun, 2021 >>> safely remove node from kubernetes cluster
May, 2021 >>> Dig command examples
Jul, 2020 >>> Measure request and response times with cURL
Oct, 2019 >>> kubectl get evicted and failed pod names only
May, 2019 >>> Google SQL Proxy connect to another project
Mar, 2019 >>> Get the aim role permissions
Jan, 2018 >>> Update ESXi from the command line
Dec, 2017 >>> Removing sensitive data from a repository
Nov, 2017 >>> Show all launchd processes and plist locations
Sep, 2017 >>> Create htpasswd entry without installing apache tools
Sep, 2017 >>> Find out all files that have been modified on one day
Jul, 2017 >>> Convert line-endings for whole directory tree
Mar, 2017 >>> Generate CoreOS configdrive ISO based on cloud-config file
Mar, 2017 >>> Enable Fail2ban for SSHD on Centos 7
Mar, 2017 >>> XFS backup and restore from a remote host
Mar, 2017 >>> Ha-Proxy PEM file order
Mar, 2017 >>> New in Docker 1.13 prune sub-command
Feb, 2017 >>> Run a local kubernetes cluster on your machine with minikube
Jan, 2017 >>> Container core-fedora-latest terminated by signal KILL
Dec, 2016 >>> Install Virtual Environment on Mac OSX using brew
Dec, 2016 >>> Enable GELF driver on Docker engine
Dec, 2016 >>> Use Overlay storage engine on Centos
Dec, 2016 >>> Clone project with different ssh private key
Sep, 2016 >>> Remove unused data volumes from docker
Aug, 2016 >>> Change remote origin url
Apr, 2016 >>> iproute2mac
Apr, 2016 >>> Remove all stopped containers
Nov, 2015 >>> Update to PHP 5.6 from Remi repo on CentOS
Oct, 2015 >>> Remove all unused images from docker instance
Oct, 2015 >>> Container stats for all running containers
Apr, 2015 >>> tag already exists in the remote error when pushing commits
Jun, 2014 >>> Using Magento cache to save custom key value data
Jun, 2014 >>> Send email from commandline using postfix
Mar, 2014 >>> Return JSON from magento controller action
Mar, 2014 >>> Get street from customer address object
Mar, 2014 >>> Clear cache when adding custom attributes to Soap API
Mar, 2014 >>> Enable and show errors
Jan, 2014 >>> Auto grow wrapper div height with floating content
Nov, 2013 >>> Redirect to a page in your own domain
Nov, 2013 >>> How to keep indent for second line in ordered lists via CSS
Oct, 2013 >>> Cron log on ubuntu
Oct, 2013 >>> How to make Midnight Commander exit to its current directory
Sep, 2013 >>> Check if string has only numbers and letters
Aug, 2013 >>> HTML5 Placeholder Styling with CSS
Jul, 2013 >>> Howto safely store a password
Jul, 2013 >>> Encrypt and decrypt data
Jul, 2013 >>> Email verification without form
Jul, 2013 >>> jquery selecting all elements except the last per group
Jul, 2013 >>> Disable magic quotes
Jul, 2013 >>> Git cheatsheet
Jul, 2013 >>> Create controller plugin
Jul, 2013 >>> Doctrine2 create and update your database
Jul, 2013 >>> Create Doctrine2 entities from existing database
Jul, 2013 >>> zf2 form to create user accounts with optional password change
Jul, 2013 >>> Websocket CheatSheet
Jul, 2013 >>> javascript function namespace
Jul, 2013 >>> Toggle checkbox by description
Jun, 2013 >>> Format partition bigger than 2TB
May, 2013 >>> howto enable enum in Doctrine 2
May, 2013 >>> Sending an HTML email with text as alternative body
Apr, 2013 >>> Postfix fixing File too large
Mar, 2013 >>> Install and enable Time synchronisation on CentOS
Feb, 2013 >>> Bash get ethernet IP
Feb, 2013 >>> one line XML code to human readable tabbed code
Jan, 2013 >>> Howto enable line-in sound in pulse audio
Jan, 2013 >>> Pulse Audio Equalizer for CentOS Version 6.3
Oct, 2012 >>> Search for special chars in latin1_swedish
Aug, 2012 >>> Howto enable compat RPM when compiling MariaDB 5.5.x
Jun, 2012 >>> How to Fix an (errno: 24) in MySQL
Jun, 2012 >>> How to install Mariadb 5.5.x with PBXT on Centos 5.x and 6.x
Jun, 2012 >>> Install 64bit Firefox on Centos 6.x 64 Bit
May, 2012 >>> Configure Postfix to use a smarthost
May, 2012 >>> Inspecting disk IO performance with fio
May, 2012 >>> Repair and check all tables
Apr, 2012 >>> disable query caching
Apr, 2012 >>> Sort a multidimensional array by one of its fields
Apr, 2012 >>> Get UUID of Hard Disks
Mar, 2012 >>> Find out which dependencies an .so files has
Mar, 2012 >>> Check if a variable is a specific class
Mar, 2012 >>> string to time
Mar, 2012 >>> parse XML in browser
Mar, 2012 >>> Change MySQL result character set
Mar, 2012 >>> extract filename or file extension from path
Mar, 2012 >>> How to Base64 encode your images
Mar, 2012 >>> Round to a certain number of places
Feb, 2012 >>> Copy table layout with keys in one query
Feb, 2012 >>> How to use tmux (the terminal multiplexer)
Feb, 2012 >>> NCurses Disk Usage (ncdu) for Centos
Feb, 2012 >>> Configure sendmail to use a smarthost
Feb, 2012 >>> Crontab file syntax
Feb, 2012 >>> CTRL+Z in midnight commander
Feb, 2012 >>> Dump full database with replication position for slave
Feb, 2012 >>> multiple clauses in a single ALTER TABLE statement
Feb, 2012 >>> replication slave skip query
Feb, 2012 >>> Search in files
Feb, 2012 >>> mysqldump one table
Feb, 2012 >>> mysqldump without locking
Feb, 2012 >>> Triggers
Feb, 2012 >>> Use one query to copy data from tb1 to tb2
Feb, 2012 >>> Christmas Tree with music
Feb, 2012 >>> Energy monitor