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Rails Admin vs. ActiveAdmin [closed]
I've been looking into some rails admin plugins and came across these:
3 Answers
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Why don't :before and :after pseudo elements work with `img` elements? [duplicate]
... Note. This specification does not fully define the interaction of :before and :after with replaced elements (such as IMG in HTML). This will be defined in more detail in a future specification.
I guess this means they don't work with img elements (for now).
Also see this answer.
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How to check for file existence [duplicate]
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Check out Pathname and in particular Pathname#exist?.
File and its FileTest module are perhaps simpler/more direct, but I find Pathname a nicer interface in general.
s...
Correct way to override Equals() and GetHashCode() [duplicate]
...eone could show me the correct what of implementing a override of Except() and GetHashCode() for my class.
3 Answers
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What is the difference between List and ArrayList? [duplicate]
I've been using ArrayList recently in my android project at the office and I'm a bit confused between List and ArrayList, what is the difference of the two and what should I use?
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How to downgrade from Internet Explorer 11 to Internet Explorer 10?
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Go to Control Panel -> Programs -> Programs and features
Go to Windows Features and disable Internet Explorer 11
Then click on Display installed updates
Search for Internet explorer
Right-click on Internet Explorer 11 -> Uninstall
Do the same with Internet...
functional interface that takes nothing and returns nothing [duplicate]
Is there a standard functional interface in the JDK that takes nothing and returns nothing? I cannot find one. Something like the following:
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Encrypt and decrypt a string in C#?
How can I encrypt and decrypt a string in C#?
29 Answers
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LEN function not including trailing spaces in SQL Server
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Also for varchar etc. this can be collation dependant and not even a straight forward division by 2 is reliable. See example here
– Martin Smith
Jul 13 '13 at 11:33
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A quick and easy way to join array elements with a separator (the opposite of split) in Java [duplic
... It took them 8 major versions to implement something this basic and useful? Wish I could down-vote Java for this.
– Max Heiber
Feb 5 '16 at 20:15
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