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CommandError: You must set settings.ALLOWED_HOSTS if DEBUG is False

... Try ALLOWED_HOSTS = ['*'] Less secure if you're not firewalled off or on a public LAN, but it's what I use and it works. EDIT: Interestingly enough I've been needing to add this to a few of my 1.8 projects even when DEBUG = Tr...
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CSS: How to remove pseudo elements (after, before,…)?

... Does this actually clear out other content-related styles, thus even if you have paddings and margins set they become inert? – Ryan Williams Jul 25 '14 at 13:25 ...
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Make a number a percentage

... No reason that I know of. 83% of all percentages are made up anyway – Naftali aka Neal May 17 '17 at 1:21  |  ...
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JavaScript displaying a float to 2 decimal places

...@anwar you can't reliably round a float (arguably you can round a float at all) - you'll get something like 0.0500 or even 0.0500000000001. See floating-point-gui.de – jmc Jan 12 '18 at 0:08 ...
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Onclick javascript to make browser go back to previous page?

... This doesn't work in all browsers for me, I had to do the following <input action="action" type="button" value="Back" onclick="window.history.go(-1); return false;" /> This answer is quite old, so it could have been an issue introduced into...
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What are the best practices for SQLite on Android?

... Inserts, updates, deletes and reads are generally OK from multiple threads, but Brad's answer is not correct. You have to be careful with how you create your connections and use them. There are situations where your update calls will fail, even if your database doesn'...
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How to properly use unit-testing's assertRaises() with NoneType objects? [duplicate]

... The problem is the TypeError gets raised 'before' assertRaises gets called since the arguments to assertRaises need to be evaluated before the method can be called. You need to pass a lambda expression like: self.assertRaises(TypeError, lambda: self.testListNone[:1]) ...
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proguard hell - can't find referenced class

...dependancy on javax.xml.stream.events. I don't think that namespace is actually included in android at all. (See Package Index). Try deploying it to the emulator without using proguard and see if it works. My guess would be no if that warning is accurate. ...
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(grep) Regex to match non-ASCII characters?

...y with lots of files. Some of them have non-ASCII characters, but they are all valid UTF-8 . One program has a bug that prevents it working with non-ASCII filenames, and I have to find out how many are affected. I was going to do this with find and then do a grep to print the non-ASCII characte...
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Check if string contains only whitespace

...e OP wasn't asking to test for the empty string, but for a string that was all spaces. Your second method isn't bad though. Also, your parens surrounding the conditional aren't needed in python. – NeilK Jun 16 '17 at 21:00 ...