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What is the correct way of using C++11's range-based for?
...ese elements are instances of std::string,
heap memory allocations can be done, with expensive trips to the memory manager, etc.
This is useless if we just want to observe the elements in a container.
So, a better syntax is available: capture by const reference, i.e. const auto&:
vector<X&g...
What is the difference between .*? and .* regular expressions?
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Ah great I like that last one of anything but the > sign!
– Doug
Jun 19 '10 at 13:58
1
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Getting “Skipping JaCoCo execution due to missing execution data file” upon executing JaCoCo
...oco-maven-plugin:0.7.10-SNAPSHOT
From jacoco:prepare-agent that says:
One of the ways to do this in case of maven-surefire-plugin - is to
use syntax for late property evaluation:
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugi...
Retrieve specific commit from a remote Git repository
Is there any way to retrieve only one specific commit from a remote Git repo without cloning it on my PC? The structure of remote repo is absolutely same as that of mine and hence there won't be any conflicts but I have no idea how to do this and I don't want to clone that huge repository.
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Python != operation vs “is not”
... side and the left hand side are the very same object. No methodcalls are done, objects can't influence the is operation.
You use is (and is not) for singletons, like None, where you don't care about objects that might want to pretend to be None or where you want to protect against objects breaking...
What should my Objective-C singleton look like? [closed]
...ation:
The runtime sends initialize to each class in a program exactly one time just before the class, or any class that inherits from it, is sent its first message from within the program. (Thus the method may never be invoked if the class is not used.) The runtime sends the initialize message ...
Excel: last character/string match in a string
...gh it's replicable in older versions (yet I have not seen it before), when one has Excel O365 one can use:
=MATCH(2,1/(MID(A1,SEQUENCE(LEN(A1)),1)="Y"))
This can also be used to retrieve the last position of (overlapping) substrings:
=MATCH(2,1/(MID(A1,SEQUENCE(LEN(A1)),2)="YY"))
| Value | ...
Get hostname of current request in node.js Express
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However this one is better - because you can use it in modules that do not run always inside context of HTTP app
– Radagast the Brown
Nov 21 '12 at 11:41
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How do I script a “yes” response for installing programs?
...ut limit, like /dev/null or STDOUT. Piped to a command, it will only write one line to the pipe each time the receiving command reads one, and will wait otherwise.
– Walf
Feb 7 '19 at 4:52
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return, return None, and no return at all?
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On the actual behavior, there is no difference. They all return None and that's it. However, there is a time and place for all of these.
The following instructions are basically how the different methods should be used (or at least how I was taught they should be used), but they are not a...