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Append a dictionary to a dictionary [duplicate]
I have two existing dictionaries, and I wish to 'append' one of them to the other. By that I mean that the key,values of the other dictionary should be made into the first dictionary. For example:
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Priority queue in .Net [closed]
...unning calculation (delete old items), heap only support deleting min or max
– Svisstack
Jul 27 '14 at 12:09
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How do I get a UTC Timestamp in JavaScript?
...ote that getTime() returns milliseconds, not plain seconds.
For a UTC/Unix timestamp, the following should suffice:
Math.floor((new Date()).getTime() / 1000)
It will factor the current timezone offset into the result. For a string representation, David Ellis' answer works.
To clarify:
new Dat...
Transposing a 2D-array in JavaScript
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array[0].map((_, colIndex) => array.map(row => row[colIndex]));
map calls a provided callback function once for each element in an array, in order, and constructs a new array from the results. callback is invoked only for indexes of the a...
Why is the asterisk before the variable name, rather than after the type?
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They are EXACTLY equivalent.
However, in
int *myVariable, myVariable2;
It seems obvious that myVariable has type int*, while myVariable2 has type int.
In
int* myVariable, myVariable2;
it may seem obvious that both are of type int...
Difference between abstraction and encapsulation?
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Preferred way to create a Scala list
...e are several ways to construct an immutable list in Scala (see contrived example code below). You can use a mutable ListBuffer, create a var list and modify it, use a tail recursive method, and probably others that I don't know about.
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How to start a Process as administrator mode in C# [duplicate]
...r that you could write a general method that you could use for different .exe files that you want to use. It would be like below:
public void ExecuteAsAdmin(string fileName)
{
Process proc = new Process();
proc.StartInfo.FileName = fileName;
proc.StartInfo.UseShellExecute = true;
pr...
How do you test to see if a double is equal to NaN?
...e than v != v for readability. But the source code of the isNaN method is exactly the same as saying v != v. Source: static public boolean isNaN(double v) { return (v != v); }
– Rolf ツ
Dec 10 '14 at 19:50
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Is there any kind of hash code function in JavaScript?
...erted to a string).
You could, alternatively, maintain an array which indexes the objects in question, and use its index string as a reference to the object. Something like this:
var ObjectReference = [];
ObjectReference.push(obj);
set['ObjectReference.' + ObjectReference.indexOf(obj)] = true;
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