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What does a double * (splat) operator do
... but I had a minor addendum. Just as the splat operator can be used on the array you pass, the double splat can be used on hashes. If opts = {d: 40, e: 50}, then foo 10, opts, f: 60 will assign {f: 60} to c, whereas foo 10, **opts, f: 60 will assign {d: 40, e: 50, f: 60}. To achieve the second effec...
What is a segmentation fault?
...the memory they point to has been realloced or deleted.
Used in an indexed array where the index is outside of the array bounds. This is generally only when you're doing pointer math on traditional arrays or c-strings, not STL / Boost based collections (in C++.)
...
How do I get the result of a command in a variable in windows?
...loads the content of tmpFile.
Here is a solution for multiple lines with "array's":
@echo off
rem ---------
rem Obtain line numbers from the file
rem ---------
rem This is the file that is being read: You can replace this with %1 for dynamic behaviour or replace it with some command like the fir...
What is string_view?
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The purpose of any and all kinds of "string reference" and "array reference" proposals is to avoid copying data which is already owned somewhere else and of which only a non-mutating view is required. The string_view in question is one such proposal; there were earlier ones called str...
Why is a boolean 1 byte and not 1 bit of size?
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@six: You can load the beginning of an array in one register and then the relative "bit offset" into a second. The bit offset is not limited to "within one byte", it can be any 32 bit number.
– fredoverflow
Jan 7 '11 at 16:15...
What should main() return in C and C++?
... shall be a null pointer.
If the value of argc is greater than zero, the array members argv[0] through
argv[argc-1] inclusive shall contain pointers to strings, which are given
implementation-defined values by the host environment prior to program startup. The
intent is to supply to the prog...
Can PHP cURL retrieve response headers AND body in a single request?
...th correctly defining request option: curl_setopt($ch, CURLOPT_HTTPHEADER, array('Expect:')); , disabling sending this header response. As for 302, this should not be happened, because 302 header is redirect, it not expecting body, however i know, sometimes servers send some body with 302 response, ...
What is 'define' used for in JavaScript (aside from the obvious)?
...llows:
If the module has dependencies, the first argument should be an array
of dependency names, and the second argument should be a definition
function. The function will be called to define the module once all
dependencies have loaded. The function should return an object that
defines...
How to declare Return Types for Functions in TypeScript
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Hi how do you write it if return type is array of a Type, will that be function: Array<ReturnType>
– art-fan-vikram
Jan 9 '19 at 13:38
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LINQ where vs takewhile
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Say you have an array that contains [1, 3, 5, 7, 9, 0, 2, 4, 6, 8]. Now:
var whereTest = array.Where(i => i <= 5); will return [1, 3, 5, 0, 2, 4].
var whileTest = array.TakeWhile(i => i <= 5); will return [1, 3, 5].
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