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Continuous Delivery Using Cloud Development Tools

Cloud based online development tooling is continuing to improve, removing barriers to entry with regards to building software as part of a team. We can now get full development environments ...
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This is how Facebook Develops and Deploys Software. Should you care?

A recently published academic paper by Prof. Dror Feitelson at Hebrew University, Eitan Frachtenberg a research scientist at Facebook, and Kent Beck (who is also doing something at ...
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Redis as data store: Installation

Introduction Redis is open-source, advanced key-value data store server. It is counted as Nosql database for the key-value store category. It is more than just the cache server. It ...
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HAPROXY up and running in couple of minutes

I tried HAPROXY for my WEBAPP (Hosted on tomcat) -reason for using HAPROXY is that it also supports WEBSOCKETS and my current project uses websockets for server push. As first step, ...
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Performance tests for slow networks with tc

tl;dr: you can easily replicate slow network conditions which makes it easier to performance test them. Smartphones have made both mobile websites and apps that have to connect in mobile ...
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Maintaining Software Sucks – and what we can do about it

If you ask most developers, they will tell you that working in maintenance sucks. Understanding and fixing somebody else’s lousy code is hard. It’s tedious. And it’s frustrating ...
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Immutable Servers With Packer and Puppet

Lately I’ve been becoming more and more of a fan of is the concept of Immutable Servers while automating our infrastructure at Zapier. The concept is simple: never do server upgrades ...
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MongoDB Pro Tip: Field Projections

Did you ever learn that select * from table in RDBMS-land is bad? Of course, you did! If you’re only looking for the email address of a user and not the other 15 columns worth of ...
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MongoDB Geo-Spatial Mobile Demo

Mongo: noun (pl mongo or mongos) – a monetary unit of Mongolia. Equal to one hundredth of a tugrik. Origin from Mongolian “silver” I’ve written about NoSQL DBMS [http://keyholesoftware.com/2012/10/01/is-nosql-the-sql-sequel/]. ...
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Deploy your Node/Couchbase application to the cloud with Clever Cloud

Introduction Clever Cloud is the first PaaS to provide Couchbase as a service allowing developers to run applications in a fully managed environment. This article shows how to deploy ...
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