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What does the (unary) * operator do in this Ruby code?
...t has three objects
ArgumentError: wrong number of arguments (1 for 3)
from (irb):12:in 'func'
from (irb):12
>> func(*list) #But we CAN call func with an unpacked array.
1
2
3
=> nil
That's it!
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Cleaner way to update nested structures
.... It turns out that the structure of the zipper is automatically derivable from the original data structure, in a manner that resembles symbolic differentiation of an algebraic expression.
But how does this help you with your Scala case classes? Well, Lukas Rytz recently prototyped an extension to ...
How to destroy an object?
... have better performance (not tested but documented on one of the comments from the PHP official manual).
That said, do keep in mind that PHP always destroys the objects as soon as the page is served. So this should only be needed on really long loops and/or heavy intensive pages.
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Binary Data in JSON String. Something better than Base64
...s how to partition the string data with the form boundary, and separate it from the binary data.
The only change you really need to do is on the server side; you will have to capture your meta-data which should reference the POST'ed binary data appropriately (by using a Content-Disposition boundary...
Async/Await vs Threads
...f milliseconds are common and an inevitable side-effect of services moving from the desktop or a LAN into "the cloud". Using such services synchronously would make a UI quite unresponsive.
only can be used with some methods like WebClient.DownloadStringAsync
No. You can use it with any method...
Inject service in app.config
...d do pageData: 'myData', but you would then have to call pageData.overview from your controller. The string method is probably only useful if the service factory returned a promise instead of an API. So the way you're currently doing it is probably the best way.
– Josh David Mi...
How to parse unix timestamp to time.Time
...0000 UTC
Playground: http://play.golang.org/p/v_j6UIro7a
Edit:
Changed from strconv.Atoi to strconv.ParseInt to avoid int overflows on 32 bit systems.
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Apache Commons equals/hashCode builder [closed]
...out hashCode(), the same applies to equals())
Note (inspired by Comment from kayahr)
Objects.hashCode(..) (just as the underlying Arrays.hashCode(...)) might perform badly if you have many primitive fields. In such cases, EqualsBuilder may actually be the better solution.
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Ruby max integer
... This seems to be the only answer that returns numbers at the transition from Fixnum to Bignum, which, to me, means that is the largest Fixnum in Ruby.
– the Tin Man
Jan 7 '11 at 21:58
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How do I “source” something in my .vimrc file?
...just a series of commands, and sourcing is a command, you can source files from your source files. So plugins you use every time could be sourced when you start up Vim by adding a line to your .vimrc like this
so myPlugin.vim
...