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Delete element in a slice
... a slice and passes them as separate arguments to a variadic function.
So what this line does:
a = append(a[:0], a[1:]...)
is essentially:
a = append(a[:0], a[1], a[2])
Now, you may be wondering, why not just do
a = append(a[1:]...)
Well, the function definition of append is
func append(...
Static Vs. Dynamic Binding in Java
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@technazi static binding just looks at the type (what ever is before the equals e.g Collection c = new HashSet(); so it will be seen as just a collection object when infact it is a hashset). Dyanmic binding takes into account the actual object (whats after the equals so it ...
Using CSS how to change only the 2nd column of a table
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@Deeksy - That's not accurate, it doesn't care what the selector is. nth-child is applied after finding the element, and it's nth compared to whatever parent it has, no matter if it was in the selector or not. You can see this working here: jsfiddle.net/JQQPz
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CSS: How to have position:absolute div inside a position:relative div not be cropped by an overflow:
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Wondering what's the purpose to explain something SO visual using colors like that...
– ed1nh0
Nov 6 '18 at 16:43
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Faye vs. Socket.IO (and Juggernaut)
...se Socket.IO. In practise, there are some barriers to this:
I've no idea what kind of server-side support Socket.IO requires, and the requirement that the Faye client (there are server-side clients in Node and Ruby, remember) be able to talk to any Bayeux server (and the Faye server to any Bayeux ...
How to expand/collapse a diff sections in Vimdiff?
...ling on both buffers, reenable by :set scrollbind and scrolling.
Most of what you asked for is folding: vim user manual's chapter on folding. Outside of diffs I sometime use:
zo -> open fold.
zc -> close fold.
But you'll probably be better served by:
zr -> reducing folding level.
zm...
Getting exact error type in from DbValidationException
...tion.DbEntityValidationResult} which gives me no information at all about what field it was unable to initialize.
Is there a way to get more info about this error?
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iTextSharp - Sending in-memory pdf in an email attachment
...tions here but am still having issues. I'd appreciate if you could tell me what I am doing wrong in my code. I run the code above from a ASP.Net page and get "Cannot Access a Closed Stream".
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How is mime type of an uploaded file determined by browser?
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Kip, I spent some time reading RFCs, MSDN and MDN. Here is what I could understand. When a browser encounters a file for upload, it looks at the first buffer of data it receives and then runs a test on it. These tests try to determine if the file is a known mime type or not, and if k...
How to redirect stderr and stdout to different files in the same line in script?
... @ThorSummoner tldp.org/LDP/abs/html/io-redirection.html is what I think you're looking for. Fwiw, looks like command &2>err.log isn't quite legit -- the ampersand in that syntax is used for file descriptor as target, eg command 1>&2 would reroute stdout to stderr.
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