-
Archives
- January 2020
- May 2019
- April 2019
- March 2019
- February 2019
- December 2018
- November 2018
- October 2018
- September 2018
- August 2018
- May 2018
- April 2018
- March 2018
- February 2018
- January 2018
- December 2017
- November 2017
- October 2017
- September 2017
- August 2017
- June 2017
- May 2017
- April 2017
- March 2017
- February 2017
- January 2017
- December 2016
- November 2016
- October 2016
- September 2016
- August 2016
- July 2016
- June 2016
- May 2016
- March 2016
- February 2016
- January 2016
- December 2015
- November 2015
- October 2015
- September 2015
- August 2015
- September 2014
- August 2014
- June 2014
- March 2014
- February 2014
- January 2014
- December 2013
- November 2013
- October 2013
- September 2013
- August 2013
- May 2013
- April 2013
- March 2013
- February 2013
- December 2012
- November 2012
- October 2012
- September 2012
- August 2012
- June 2012
- May 2012
- April 2012
- March 2012
- February 2012
- January 2012
- December 2011
- November 2011
- October 2011
- September 2011
- August 2011
- June 2011
- May 2011
- April 2011
- March 2011
- February 2011
- January 2011
- November 2010
- October 2010
- September 2010
- August 2010
- April 2010
- February 2010
- December 2009
- November 2009
- August 2009
- May 2009
- January 2009
- December 2008
- October 2008
- September 2008
- August 2008
- July 2008
- May 2008
- April 2008
- March 2008
- February 2008
- January 2008
- December 2007
- November 2007
- October 2007
- September 2007
- August 2007
- April 2007
- March 2007
- February 2007
- January 2007
- December 2006
- November 2006
- October 2006
- September 2006
- August 2006
- July 2006
- June 2006
- April 2006
- March 2006
- January 2006
- December 2005
- November 2005
- October 2005
- April 2004
Turn a Web Page into Android App – Sell on Google Play
You can sell your web page as an app on Google Play. This brief tutorial concentrates on the hard parts. I list the command to generate the keys, and include a ready made config.xml. You can just publish your app. … Continue reading
Posted in Uncategorized
Tagged android, apk, app, build, Cordova, EcmaScript, Google Play, html, html5, JavaScript, mobile, PhoneGap, publish, release, sell, tutorial, web page
Comments Off on Turn a Web Page into Android App – Sell on Google Play
Pkg-File-Service – Control Daemons with Salt – Change SSH Server Port
You can control a huge number of daemons with a configuration management system. Package-file-service is the common pattern for this: install the software, replace a configuration file and finally restart the daemon to use the new configuration. This article shows … Continue reading
Posted in Uncategorized
Tagged configuration management, DevOps, idempotent, linux, OpenSSH, openssh-server, package-file-server, pkg-file-service, salt, server, ssh, sshd, tutorial, watch
Comments Off on Pkg-File-Service – Control Daemons with Salt – Change SSH Server Port
Salt Quickstart – Salt Stack Master and Slave on Ubuntu Linux
You can control a thousand computers with Salt. And this is how you install Salt. Slaves, the controlled computers, can be anywhere: behind an NAT, behind a firewall, on an unknown address. And still you can control them. Only the … Continue reading
First Steps on a New Virtual Private Server – an Example on DigitalOcean and Ubuntu 16.04 LTS
These short notes list example first steps when manually configuring a new virtual private server on DigitalOcean and configuring a DNS name on NameCheap. Always use good passwords. Only good passwords. Good passwords every moment.
Posted in Uncategorized
Tagged adduser, DigitalOcean, example, openssh-server, root, short, sshd, sudo, tutorial, virtual private server, vps
Comments Off on First Steps on a New Virtual Private Server – an Example on DigitalOcean and Ubuntu 16.04 LTS
Hello Flask Web App – Python 3 Flask Development Server Install on Ubuntu 16.04
You can create web apps with Python and Flask. This short “Hello World” tutorial shows you how to install development server for Python 3 and Flask. There are two very successful Python web frameworks. Flask is the simple one, Django … Continue reading
Posted in Uncategorized
Tagged CRUD, flask, framework, hello world, microframework, Python 3, python3, python3-flask, simple, tutorial, web
1 Comment
Hello Go world – Install and Run Go in Less Than a Minute on Ubuntu 16.04 LTS
Go is a new programming language. It’s similar to C++, but aims to be simpler, safer and tries to support parallel operations better. Installing Go and running “Hello world” takes less than a minute. This short tutorial shows you how … Continue reading
Posted in Uncategorized
Tagged go, golang, hello world, short, tutorial, Ubuntu 16.04 LTS
Comments Off on Hello Go world – Install and Run Go in Less Than a Minute on Ubuntu 16.04 LTS
Hello CFEngine – CFengine3 on Ubuntu 16.04 Xenial
This article shows you how to install CFEngine 3 on Ubuntu and write a simple “Hello World” program. Modern configuration management systems let your describe your infrastructure as code in an idempotent way. You define the target state of your … Continue reading
Posted in Uncategorized
Tagged cfengine, cfengine3, configuration management system, DevOps, hello world, tutorial, Ubuntu 16.04 LTS, xenial
Comments Off on Hello CFEngine – CFengine3 on Ubuntu 16.04 Xenial
PostgreSQL Install and One Table Database – SQL CRUD tutorial for Ubuntu
PostgreSQL is a popular database used often with Python Django, Python Flask and many other frameworks. It’s known for reliability and being very ACID. In this tutorial, you’ll learn to Install PostgreSQL Server and Client on Ubuntu Create, read, update … Continue reading
Posted in Uncategorized
Tagged bug bypass, CRUD, database, postgre, PostgreSQL, sql, tutorial, vagrant
Comments Off on PostgreSQL Install and One Table Database – SQL CRUD tutorial for Ubuntu
Install PostgreSQL on Ubuntu – New user and database in 3 commands
Installing PostgreSQL is trivially easy. You just have to use the same name for linux user, database user and the database name.
Posted in Uncategorized
Tagged database, DBMS, easy, PostgreSQL, sql, trusty, tutorial, ubuntu, Ubuntu 14.04 LTS
Comments Off on Install PostgreSQL on Ubuntu – New user and database in 3 commands
MySQL Install and One Table Database – SQL CRUD tutorial for Ubuntu
MySQL is the most popular multi-user database. In this tutorial, you’ll learn to Install MySQL Server and Client on Ubuntu Automate MySQL login Create, read, update and delete data (CRUD)