Create an Amazon Elastic Kubernetes Service (EKS) cluster using Terraform, you can use the aws_eks_cluster resource and below is the an example of how you can create an EKS cluster with Terraform:    # Create the EKS cluster resource "aws_eks_cluster" "example" {   name     = "example"   role_arn = "${aws_iam_role.example.arn}"   vpc_config {     security_group_ids = [       "${aws_security_group.example.id}",     ]     subnet_ids = [       "${aws_subnet ..read more

Continuous Deployment extends Continuous Delivery by automating the deployment process, so that code that has passed automated testing is automatically deployed to production ..read more

Continuous Delivery (CD) is a software development discipline where software is built so that it can be released to production at any time ..read more

Continuous integration (CI) is a software development practice where members of a team integrate their work frequently, at least daily, leading to multiple integrations per day ..read more

The ability for an operation or code to be run multiple times without any unintended or extraneous effects. For example, if on your configuration management platform, you have it set so your web servers will install Apache, Apache will only ever be installed once, regardless of how many times the configuration manager is run against a server in that group. Most configuration management tools are idempotent, including Ansible, Chef, Puppet, and Salt ..read more

RUN echo I am using the default (/bin/sh)RUN ["/bin/bash", "-c", "echo I am using bash"]SHELL ["/bin/bash", "-c"]RUN echo I am using bash, which is now the defaultRUN ["/bin/sh", "-c", "echo I am using /bin/sh"]RUN ["echo", "I don't use a shell at all ..read more

inotify has three parameters, that can be set in /proc interfaces: `max_user_instances`, `max_user_watches` and `max_queued_events`. max_user_watches You can get the current “max_user_watches” value by executing the below command: $ cat /proc/sys/fs/inotify/max_user_watches You can set a new limit temporary with: $ sudo sysctl fs.inotify.max_user_watches=524288 $ sudo sysctl -p If you like to make your limit permanent, use: $ echo fs.inotify.max_user_watches=524288 | sudo tee -a /etc/sysctl.conf $ sudo sysctl -p max_queued_events You can get the current “max_queued_events” value by execu ..read more

/autogen.sh: line 9: aclocal: command not found ./autogen.sh: line 10: autoheader: command not found ./autogen.sh: line 11: automake: command not found ./autogen.sh: line 12: autoconf: command not found Solution: yum install libtool gcc-c++ automake autoconf ..read more

pywatchman/bser.c:31:20: error: Python.h: No such file or directory pywatchman/bser.c:68: error: expected specifier-qualifier-list before ‘PyObject_HEAD’ pywatchman/bser.c:73: error: expected ‘=’, ‘,’, ‘;’, ‘asm’ or ‘__attribute__’ before ‘bserobj_tuple_length’ pywatchman/bser.c:79: error: expected ‘=’, ‘,’, ‘;’, ‘asm’ or ‘__attribute__’ before ‘*’ token pywatchman/bser.c:85: error: expected ‘=’, ‘,’, ‘;’, ‘asm’ or ‘__attribute__’ before ‘bserobj_sq’ pywatchman/bser.c:96: error: expected ‘)’ before ‘*’ token pywatchman/bser.c:104: error: expected ‘=’, ‘,’, ‘;’, ‘asm’ or ‘__attribute__’ before ..read more

find <path> -nouser -exec chown root:apache ..read more