Get into Tcl/Tk

Tcl is a general purpose programming language used to develop a wide-range of applcations while Tk is GUI toolkit used for developing desktop applications.

example.tclexample.tcl
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proc power {base p} {
set result 1
while {$p > 0} {
set result [expr $result * $base]
set p [expr $p - 1]
}
return $result
}

Understanding Apache Karaf

Apache Karafi is modular, lightweight enterprise-ready OSGi-based container runtime with support for hot deployment, clustering, remote access and application provisioning.

Karaf

M4 for beginners

M4 - originally written by K&R - is a general purpose macro processor with extensive capabilities such as file inclusion, text replacement and string manipulation.

Ansible for modern DevOps

Ansible is an IT automation engine that helps teams automate application deployments, configuration management, and service orchestration.
Ansible is easy to setup and uses a near plain English language to describe automation jobs.

In this article we’ll look at how Ansible works.

/etc/ansbile/hosts
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myserver.example.org
thatserver.example.org

Modern DevOps with Bitbucket Pipelines

Continuity in modern software development allows for frequent and consistent product release cycles guaranteeing your business ability to react to market changes whilst keeping your team productive.

In this session we’ll take a closer look at the guiding principles of continuous integration, continuous delivery and continuous deployment and highlight their key differences and their application using Bitbucket Pipelines.

bitbucket-pipelines.ymlbitbucket-pipelines.yml
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image: node:10.15.0
pipelines:
default:
- step:
script:
- node -v
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