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“Invalid form control” only in Google Chrome
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answered Sep 1 '11 at 0:25
MFBMFB
14.9k2424 gold badges6565 silver badges110110 bronze badges
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How to handle static content in Spring MVC?
...lot of time on this issue, I thought I'd share my solution. Since spring 3.0.4, there is a configuration parameter that is called <mvc:resources/> (more about that on the reference documentation website) which can be used to serve static resources while still using the DispatchServlet on your ...
Remove blank lines with grep
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308
Try the following:
grep -v -e '^$' foo.txt
The -e option allows regex patterns for matching....
How can I detect if a browser is blocking a popup?
...4
Dez
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answered Aug 5 '08 at 22:03
omaromar
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How to set a default value for a datetime column to record creation time in a migration?
...e is a sample migration:
class CreatePosts < ActiveRecord::Migration[5.0]
def change
create_table :posts do |t|
t.datetime :modified_at, default: -> { 'CURRENT_TIMESTAMP' }
t.timestamps
end
end
end
See discussion at https://github.com/rails/rails/issues/27077 and an...
Django Rest Framework File Upload
... # do some stuff with uploaded file
return Response(status=204)
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How to “pretty” format JSON output in Ruby on Rails
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1025
Use the pretty_generate() function, built into later versions of JSON. For example:
require '...
When to use enumerateObjectsUsingBlock vs. for
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350
Ultimately, use whichever pattern you want to use and comes more naturally in the context.
Whil...
Flatten list of lists [duplicate]
... will un-nest each list stored in your list of lists!
list_of_lists = [[180.0], [173.8], [164.2], [156.5], [147.2], [138.2]]
flattened = [val for sublist in list_of_lists for val in sublist]
Nested list comprehensions evaluate in the same manner that they unwrap (i.e. add newline and tab for each...
How to read multiple text files into a single RDD?
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