From Rails 3.0.9, there is a method Hash#to_query that will turn a Hash into a query string:

I got this error when running Rails 2.3 tests for Rails LTS. More stacktrace: NoMethodError: undefined method `cache' for Gem...

Geordi is now (partially) tested with Cucumber. Yay! geordi cucumber supports a new @solo tag. Scenarios tagged with @solo...

Using Scenic, you can bring the power of SQL views to your Rails application without having to switch your schema...

Dashboard (Marvel Kibana) and query tool (Marvel Sense) for Elasticsearch. Once installed you can access Kibana and Sense at these...

Note The maintenance mode is enabled on all application server as soon as the file /public/system/maintenance.html is present. Installation

Ever wondered how you can create a simple table output in bash? You can use the tool column for creating...

You login to a Linux server with a performance issue: what do you check in the first minute? uptime

Wondering which processes are placed in your swap you can use this bash oneliner: for file in /proc/*/status ; do...

Once Rails knows a given string is html_safe, it will never escape it. However, there may be times when...

You know that layouting HTML e-mails is terrible. For more fun, check Litmus' list of top 10 e-mail...

PostgreSQL offers a really handy field type: json. You can store any JSON there, in any structure. While its flexibility...

rack-mini-profiler is a powerful Swiss army knife for Rack app performance. Measure SQL queries, memory allocation and CPU...

To delete a certificate request run sudo puppet ca destroy $your.full.hostname on your puppetmaster.

A list of surprisingly clever CSS expressions for common use cases.

There are cases when you need to select DOM elements without jQuery, such as: when jQuery is not available

In developing countries like Nigeria, Opera Mini is used by up to 70% of users on mobile.

Remove some old binaries (commands still exist in geordi) and mark others as deprecated Rewrite deploy command to support...

When you're using feature branches, they will stack up if you don't delete them after the merge to...

Until recently, you could open a new tab via window.open when using execute_script in Selenium tests. It no longer...

The nokogiri gem provides different packages for several platforms. Each platform-specific variant ships pre-built binaries of libxml2, e.g...

We will use this for new Angular code. Consider the guide in "beta". Things will still refine, but the general...

E-mails are usually encoded using Quoted Printable. Here is how to decode or encode such strings. You probably know...

A collection of 700+ svg vector logos. The logos are optimized (removed duplicated paths / excessive groups / empty defs, linting, etc...