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How to compare two colors for similarity/difference
...'s article on Color Difference for the right leads.
Basically, you want to compute a distance metric in some multidimensional colorspace.
But RGB is not "perceptually uniform", so your Euclidean RGB distance metric suggested by Vadim will not match the human-perceived distance between colors. For a...
sed whole word search and replace
...is link, specifically, J-P's solution, led me to the answer: stackoverflow.com/questions/3864467/… (couldn't get markdown to embed it like yours for some reason).
– jimh
Mar 29 '17 at 23:46
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Is there any method to get the URL without query string?
...code. It's shorter for smaller code. And lastly it's less intense and less complicated than Felix's answer. Not saying Felix is wrong, but am saying that without some sort of specific example of failure/insecurity that this answer is superior in pretty much every way.
– Jimbo J...
Is double square brackets [[ ]] preferable over single square brackets [ ] in Bash?
...everywhere these days, I tend to think it's pretty damn portable. The only common exception for me is on busybox platforms - but you'd probably want to make a special effort for it anyways, given the hardware that it runs on.
– guns
Mar 21 '09 at 16:08
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How do you add an in-app purchase to an iOS application?
...r is written in Objective-C
App Store Connect
Go to appstoreconnect.apple.com and log in
Click My Apps then click the app you want do add the purchase to
Click the Features header, and then select In-App Purchases on the left
Click the + icon in the middle
For this tutorial, we are going to be addi...
Why is '+' not understood by Python sets?
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Lodash - difference between .extend() / .assign() and .merge()
...ion.
Here's simple JSBin that would make this crystal clear:
http://jsbin.com/uXaqIMa/2/edit?js,console
Here's more elaborate version that includes array in the example as well:
http://jsbin.com/uXaqIMa/1/edit?js,console
s...
Apache VirtualHost 403 Forbidden
...t a test server up with Apache. The site must run under domain www.mytest.com . I always get a 403 Forbidden error. I am on Ubuntu 10.10 server edition. The doc root is under dir /var/www . The following are my settings:
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Any open source alternatives to balsamiq mockup [closed]
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I'm using Pencil now - the standalone version. It's very comprehensive and solidly built. Just download, make sure you've got xulrunner, and run: xulrunner application.ini
– Andy Triggs
May 31 '12 at 11:44
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