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Purge or recreate a Ruby on Rails database
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I read in The Rails 3 Way that loading the schema is the way to go, as opposed to running all the migrations. I don't remember exactly what their reasoning was but it seems to make sense. If the end result is the same either wa...
Ruby on Rails production log rotation
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To make this easier to read, it's worth mentioning that you can rely on the ActiveSupport bytes extensions : 50.megabytes is the same as 50 * 1024 * 1024, but much easier to understand. See ActiveSupport core extensions for more details.
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What is the advantage of using heredoc in PHP? [closed]
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Heredoc's are a great alternative to quoted strings because of increased readability and maintainability. You don't have to escape quotes and (good) IDEs or text editors will use the proper syntax highlighting.
A very common example: echoing out HTML from within PHP:
$html = <<<HTML
&...
Check if two unordered lists are equal [duplicate]
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@Reorx: Why the downvote? Have you read: "If you don't want to sort inplace you could use sorted()." in the answer?
– jfs
Apr 22 '14 at 11:35
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How do I add comments to package.json for npm install?
...ch works'",
"watch": "do something",
}
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}
This way, I can both read the "pseudo-comments" in the script itself, AND also run something like the following, to see some kind of help in terminal:
npm run about
npm run about:watch
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Any reason not to start using the HTML 5 doctype? [closed]
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For people still reading this, note the article (and the answer) are nearly 2 years old, and HTML5 has been moving quite fast all that time.
– rjmunro
Dec 9 '10 at 11:32
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MongoDB: Is it possible to make a case-insensitive query?
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I think this is the right answer, because data reading speed is important
– Rndmax
Oct 11 '19 at 7:59
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How do I get the picture size with PIL?
...with Python 3.
Alternative #1: Numpy (deprecated)
I keep scipy.ndimage.imread as the information is still out there, but keep in mind:
imread is deprecated! imread is deprecated in SciPy 1.0.0, and [was] removed in 1.2.0.
import scipy.ndimage
height, width, channels = scipy.ndimage.imread(fi...
How to align content of a div to the bottom
...der, which is useful to search engines, assistive technologies, and people reading the code.
– Patrick McElhaney
Jul 19 '17 at 16:38
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How to define custom configuration variables in rails
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or
Rails.configuration.custom_config_variable = :my_config_setting
To read the setting, simply call the configuration variable without setting it:
Rails.configuration.custom_config_variable
=> :my_config_setting
UPDATE Rails 4
In Rails 4 there a new way for this => http://guides.rubyo...