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C++, copy set to vector
...hold the input range.
std::back_inserter creates an output iterator that calls push_back on a container for each element, so each element is inserted into the container. Alternatively, you could have created a sufficient number of elements in the std::vector to hold the range being copied:
std::v...
Is there a way to simulate the C++ 'friend' concept in Java?
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Here is a small trick that I use in JAVA to replicate C++ friend mechanism.
Lets say I have a class Romeo and another class Juliet. They are in different packages (family) for hatred reasons.
Romeo wants to cuddle Juliet and Juliet wan...
What are the differences between segment trees, interval trees, binary indexed trees and range trees
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All these data structures are used for solving different problems:
Segment tree stores intervals, and optimized for "which of these intervals contains a given point" queries.
Interval tree stores intervals as well, but opti...
How to sort an array of objects by multiple fields?
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Original function:
var sort_by = function() {
var fields = [].slice.call(arguments),
n_fields = fields.length;
return function(A,B) {
var a, b, field, key, primer, reverse, result, i;
for(i = 0; i < n_fields; i++) {
result = 0;
field = fields[...
How to use ArgumentCaptor for stubbing?
...n is a different story. If your test needs to ensure that this method was called with a specific argument, use ArgumentCaptor and this is the case for which it is designed:
ArgumentCaptor<SomeClass> argumentCaptor = ArgumentCaptor.forClass(SomeClass.class);
verify(someObject).doSomething(argu...
Is it safe to shallow clone with --depth 1, create commits, and pull updates again?
...ọc Duy (pclouds):
Now that git supports data transfer from or to a shallow clone, these limitations are not true anymore.
The documentation now reads:
--depth <depth>::
Create a 'shallow' clone with a history truncated to the specified number of revisions.
That stems from commi...
Does file_get_contents() have a timeout setting?
I am calling a series of links using the file_get_contents() method in a loop. Each link may take more than 15 minutes to process. Now, I worry about whether PHP's file_get_contents() has a timeout period?
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Can I simultaneously declare and assign a variable in VBA?
...s on the same line (ie var1 = val1: var2 = val2). It will bug out speradically and allow you to do this type of assignment sometimes but as a whole not suggested by this notation.
– GoldBishop
Oct 10 '12 at 14:17
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Difference between setUp() and setUpBeforeClass()
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So let's assume you had three tests in your class, the order of method calls would be:
setUpBeforeClass()
(Test class first instance constructed and the following methods called on it)
setUp()
test1()
tearDown()
(Test class second instance constructed and the following methods ...
How to sleep for five seconds in a batch file/cmd [duplicate]
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ping is a system utility that sends ping requests. ping is available on all versions of Windows.
127.0.0.1 is the IP address of localhost. This IP address is guaranteed to always resolve, be reachable, and immediately respond to pings.
-n 6 specifies that there are to be 6 pings. There is a 1s de...