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Easy idiomatic way to define Ordering for a simple case class

...[...] to Ordered[TupleN[...]] provided an implicit Ordering[TN] exists for all elements T1, ..., TN of the tuple, which should always be the case because it makes no sense to sort on a data type with no Ordering. The implicit ordering for Tuples is your go-to for any sorting scenario involving a co...
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How to fix “ImportError: No module named …” error in Python?

... @Editor: __init__.py only indicates that the directory should be treated as a package, when its parent is either in sys.path or is itself a package. – Ignacio Vazquez-Abrams Jan 4 '14 at 23:15 ...
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How can I check if a background image is loaded?

...t it in CSS — so images are start downloading before css file — it's called preloading. – jcubic Feb 20 '11 at 17:05 ...
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Import regular CSS file in SCSS file?

...port a regular CSS file with Sass's @import command? While I'm not using all of the SCSS syntax from sass, I do still enjoy it's combining/compressing features, and would like to be able to use it without renaming all of my files to *.scss ...
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How to disable Django's CSRF validation?

... If you just need some views not to use CSRF, you can use @csrf_exempt: from django.views.decorators.csrf import csrf_exempt @csrf_exempt def my_view(request): return HttpResponse('Hello world') You can find more examples and other scenarios in the Django documentation: https:/...
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ERROR 1130 (HY000): Host '' is not allowed to connect to this MySQL server [duplicate]

...vileges: CREATE USER 'root'@'ip_address' IDENTIFIED BY 'some_pass'; GRANT ALL PRIVILEGES ON *.* TO 'root'@'ip_address'; If you see %, well then, there's another problem altogether as that is "any remote source". If however you do want any/all systems to connect via root, use the % wildcard to gra...
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Where to find extensions installed folder for Google Chrome on Mac?

... You can find all Chrome extensions in below location. /Users/{mac_user}/Library/Application Support/Google/Chrome/Default/Extensions share | ...
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is_null($x) vs $x === null in PHP [duplicate]

...someone strongly suggested that I use is_null() instead as it is specifically designed for the null-evaluation purpose. He also started talking about math or something. ...
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Change Bootstrap input focus blue glow

... You can use the .form-control selector to match all inputs. For example to change to red: .form-control:focus { border-color: #FF0000; box-shadow: inset 0 1px 1px rgba(0, 0, 0, 0.075), 0 0 8px rgba(255, 0, 0, 0.6); } Put it in your custom css file and load it after ...
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Spring Cache @Cacheable - not working while calling from another method of the same bean

Spring cache is not working when calling cached method from another method of the same bean. 9 Answers ...