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How to flatten tree via LINQ?
...lt;T>> f
) => e.SelectMany(c => f(c).Flatten(f)).Concat(e);
Call this function like this:
IEnumerable<MyNode> tree = ....
var res = tree.Flatten(node => node.Elements);
If you would prefer flattening in pre-order rather than in post-order, switch around the sides of the Con...
Precise Financial Calculation in JavaScript. What Are the Gotchas?
...avoid when using JavaScript to do this type of math—if it is possible at all!
7 Answers
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How do I delete NuGet packages that are not referenced by any project in my solution?
...h the new version. They each have only a Manage button -- but no uninstall button. And when you look to see where they are used, you can see that they are referenced by none of the solution's projects? They are NOT displaying an Uninstall?
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C++ - passing references to std::shared_ptr or boost::shared_ptr
...now that sp->do_something() will not blow up due to a null pointer?
It all depends what is in those '...' sections of the code. What if you call something during the first '...' that has the side-effect (somewhere in another part of the code) of clearing a shared_ptr to that same object? And wha...
How to revert to origin's master branch's version of file
...hen:
git checkout origin/master filename
Assuming you want to blow away all commits from your branch (VERY DESTRUCTIVE):
git reset --hard origin/master
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What is the simplest and most robust way to get the user's current location on Android?
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Here's what I do:
First of all I check what providers are enabled. Some may be disabled on the device, some may be disabled in application manifest.
If any provider is available I start location listeners and timeout timer. It's 20 seconds in my exampl...
How to initialize a struct in accordance with C programming language standards
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This doesn't answer the question at all. OP wants to separate the initialization from the declaration.
– osvein
Apr 4 '18 at 20:09
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How to get mouse position in jQuery without mouse-events?
... if (currentMousePos.x < 10) {
// ....
}
});
But almost all code, other than setTimeout code and such, runs in response to an event, and most events provide the mouse position. So your code that needs to know where the mouse is probably already has access to that information...
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The Concept of 'Hold space' and 'Pattern space' in sed
... line. So what happens is this:
first line is read and inserted automatically into the pattern space
on the first line, first command is not executed; h copies the first line into the hold space.
now the second line replaces whatever was in the pattern space
on the second line, first we execute G,...
{version} wildcard in MVC4 Bundle
...e have bundles. While defining the bundles we can use wildcards like * for all files in a folder.
3 Answers
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