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What are the key differences between Apache Thrift, Google Protocol Buffers, MessagePack, ASN.1 and
... tutorials available as well.
Thrift is not a standard. It is originally from Facebook and was later open-sourced and is currently a top level Apache project. It is not well-documented -- especially tutorial levels -- and to my (admittedly brief) glance doesn't appear to add anything that other, ...
What are 'closures' in .NET?
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Closures are functional values that hold onto variable values from their original scope. C# can use them in the form of anonymous delegates.
For a very simple example, take this C# code:
delegate int testDel();
static void Main(string[] args)
{
int foo = 4;
...
CSS Font Border?
... - text-shadow list
@function stroke($stroke, $color) {
$shadow: ();
$from: $stroke*-1;
@for $i from $from through $stroke {
@for $j from $from through $stroke {
$shadow: append($shadow, $i*1px $j*1px 0 $color, comma);
}
}
@return $shadow;
}
/// Stroke font-character
/// @par...
Why covariance and contravariance do not support value type
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How is int not a subtype of object? Int32 inherits from System.ValueType, which inherits from System.Object.
– David Klempfner
Nov 6 '18 at 3:39
1
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Import PEM into Java Key Store
...port a PEM into JKS. May be a good idea to add a command for exporting JKS from store.
– Vishal Biyani
Mar 22 '16 at 3:54
2
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What is the difference between pull and clone in git?
...it branch -r), and creates and checks out an initial branch that is forked from the cloned repository's currently active branch.
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what’s the difference between Expires and Cache-Control headers?
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Cache-Control was defined in HTTP/1.1, tells all caching mechanisms from server to client whether they may cache this object. It is measured in seconds: Cache-Control: max-age=3600.
The Expires header field gives the date/time after which the response is considered stale. The Expires value ...
How to remove array element in mongodb?
... will find document with the given _id and remove the phone +1786543589455 from its contact.phone array.
You can use $unset to unset the value in the array (set it to null), but not to remove it completely.
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Get epoch for a specific date using Javascript
...sref_obj_date.asp
There is a function UTC() that returns the milliseconds from the unix epoch.
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Should I be using object literals or constructor functions?
...ript are closures we can use private variables and methods and avoid new.
From http://javascript.crockford.com/private.html on private variables in JavaScript.
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