post- rake db:migrate

100%

post- rake db:migrate

✓ Published0🌍 Public

Last edited Apr 16, 2014

Created on Apr 16, 2014

This visualization shows a sparse matrix of “did not trace” errors generated by a Ruby script after running `rake db:migrate` with an AWS S3 gem. It renders each error message as a thin horizontal band, with the textual message encoded as a dark strip against a light background. The layout uses a stacked row-per-line approach, where the y-axis positions correspond to the order of errors and the x-axis encodes character positions. The code relies on a custom drawing routine that iterates over the text file, using a monospaced font grid to plot individual characters as filled rectangles, creating a compact, scannable log overview.

AI-generated description

Similar vizzes

Loading thumbnail…

Gist 182075

This visualization uses a network graph to show a chronological sequence of error messages from a Phusion Passenger application server log. It demonstrates how a single failing dependency—a missing Ruby interpreter path—triggers cascading system events. The rendering relies on a custom force-directed layout, likely built with D3.js’s `d3.forceSimulation`, where each node represents a distinct log entry and edges encode the propagation of errors across time and process IDs. The color scale maps error severity, while the spatial arrangement clusters related failures, making the cascade pattern visually explicit. Data comes directly from the pasted Gist text file, parsed for timestamps, PIDs, and stack-trace lines to drive the layout.

DDylanFM

68% match

Loading thumbnail…

Stack level too deep

This visualization shows a terminal session where a Ruby on Rails test suite fails with a "stack level too deep" SystemStackError, rendering the command output as a plain-text log. The example captures the raw terminal text from a `rake spec:models --trace` run, displaying the rspec test failures and the backtrace pointing to the mongomapper `keys.rb` library. The code uses the standard Ruby runtime and rspec-core, with the output presented literally as the session’s text, reflecting the error’s recursive nature through repeated stack overflow messages. The data source is the command’s stderr and stdout, shown without additional styling or abstraction.

CCaged

67% match

Loading thumbnail…

specs...

The visualization shows a failure log from a Rails controller spec, mapping a routing error to a visual representation. It plots the failing test case, highlighting the mismatch between the attempted `put` action and the missing route for `athlete_running_races`. The rendering uses `d3.forceSimulation` to position error nodes, with data sourced from the gist’s text output. The code names the controller, action, and spec line, visually encoding the routing failure as a distinct node in the simulation, though no explicit data parsing or layout logic is shown beyond the raw error string.

Aalanmclean

66% match

Loading thumbnail…

Gist 411267

This visualization parses a Ruby on Rails application log to trace New Relic agent activity, showing a chronological sequence of events from initialization through errors and reconnections. The code uses d3.forceSimulation to arrange log entries as connected nodes, with timestamped data extracted from the gistfile1.txt source. A line chart displays timing patterns across the log, while node colors and labels distinguish INFO, ERROR, and stack trace elements. The rendering relies on d3.select and SVG paths to map the log’s structure.

XXXX

65% match

Loading thumbnail…

Gist 209613

This example visualizes the terminal output of a failed Ruby Enterprise Edition installation, showing each command line and its associated error or status message. The data comes from a gist file containing the raw shell session text. It uses d3.js to render the log lines as a structured text layout, with color coding to distinguish normal output from error messages and italicized progress notes. The visualization employs standard DOM manipulation and text-wrapping techniques to display the chronological sequence of commands and their results.

XXXX

64% match

Loading thumbnail…

bundle / cucumber-rails problem

The visualization depicts a stack trace from a failed `bundle exec rake db:create db:migrate --trace` command, showing how the error propagates through Ruby gem loading. It presents the call chain from cucumber-rails, through Bundler, Rake, and into the application’s Rakefile, with each frame listed as a path and line number. The data comes from a gist by afbroman, rendered as a linear sequence of file references and error messages, highlighting the `can't convert nil into String` exception at cucumber-rails’ `dirname` call.

Aafbroman

64% match

Loading thumbnail…

Gist 180756

This visualization demonstrates a web application’s backend activity by rendering a chronological log of server requests and database queries as an interactive streamgraph. The example uses Ruby on Rails middleware to capture and format the log data, then relies on the `delayed_job` plugin to manage asynchronous background processing. The graph visualizes the sequence of SQL operations, controller actions, and job executions, with each event represented as a colored band along a timeline. It reveals the progression from user-facing HTTP requests to background file-processing jobs, including the point where a `Delayed::Job` fails due to a missing directory. The visualization highlights how Rails requests and background workers interleave.

DDylanFM

64% match

Loading thumbnail…

Gist 214440

This visualization shows the full error trace from a failed Ruby on Rails application startup, triggered when a worker process attempts to connect to Flickr and receives a connection refused error. The display presents the log output as a scrolling text sequence, revealing the chronological flow from the initial worker spawn through the failed HTTP request and the subsequent stack trace of gem dependencies. The code uses the Unicorn web server’s built-in logging, along with the `net/http` library, to capture and render the error path. The data originates from a gist file containing the raw textual log.

XXXX

63% match