Rails development log not updating

But lets continue and move on with the application execution.

Use (byebug) next Next went up a frame because previous frame finished [4, 13] in /Path To/project/test_app/app/controllers/articles_4: # GET /articles 5: # GET /6: def index 7: @articles = Article.find_recent 8: = (byebug) step [50, 59] in /Path To Gems/activesupport-5.0.0/lib/active_support/core_ext/numeric/50: Active Support:: Duration.new(self * 24.hours,

Therefore, it's recommended to pass blocks to the logger methods, as these are only evaluated if the output level is the same or included in the allowed level (i.e. The same code rewritten would be: The contents of the block, and therefore the string interpolation, is only evaluated if debug is enabled.

Any expression can be evaluated in the current context. This example shows how you can print the instance variables defined within the current context: 8: @articles = Article.find_recent 9: 10: respond_to do |format| 11: # erb 12: (byebug) instance_variables [:@_action_has_layout, :@_routes, :@_headers, :@_status, :@_request, :@_response, :@_env, :@_prefixes, :@_lookup_context, :@_action_name, :@_response_body, :@marked_for_same_origin_verification, :@_config] is the variable number (1 in the last example).

Now you should know where you are in the running trace and be able to print the available variables.

Unfortunately, there are times when this sort of error tracking is not effective in finding the root cause of a problem.

When you actually need to journey into your running source code, the debugger is your best companion.

Therefore, it's recommended to pass blocks to the logger methods, as these are only evaluated if the output level is the same or included in the allowed level (i.e. The same code rewritten would be: The contents of the block, and therefore the string interpolation, is only evaluated if debug is enabled.Any expression can be evaluated in the current context. This example shows how you can print the instance variables defined within the current context: 8: @articles = Article.find_recent 9: 10: respond_to do |format| 11: # erb 12: (byebug) instance_variables [:@_action_has_layout, :@_routes, :@_headers, :@_status, :@_request, :@_response, :@_env, :@_prefixes, :@_lookup_context, :@_action_name, :@_response_body, :@marked_for_same_origin_verification, :@_config] is the variable number (1 in the last example).Now you should know where you are in the running trace and be able to print the available variables.Unfortunately, there are times when this sort of error tracking is not effective in finding the root cause of a problem.When you actually need to journey into your running source code, the debugger is your best companion.

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This performance savings is only really noticeable with large amounts of logging, but it's a good practice to employ.

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