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How can I declare optional function parameters in Javascript? [duplicate]
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With ES6: This is now part of the language:
function myFunc(a, b = 0) {
// function body
}
Please keep in mind that ES6 checks the values against undefined and not against truthy-ness (so only real undefined values get the default value ...
What is the difference between tree depth and height?
... the next, and I'm posting this so everyone is aware that this discrepancy now exists and hopefully won't cause bugs in any programs! Thanks.
From the OpenDSA Data Structures & Algos book:
If n1, n2,...,nk is a sequence of nodes in the tree such
that ni is the parent of ni+1 for 1<=i...
Delete multiple records using REST
...so it doesn't matter how you specify your API, they are not privy to this knowledge so cannot behave differently.
– Nicholas Shanks
Feb 18 '14 at 20:00
3
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Use of var keyword in C#
...e having the explicit type in front of me when I'm reading code. How do I know what "cust.Orders" is here without the type? Yes, I could hover my mouse over to find out, but why should I have to? :)
– Jon Tackabury
Oct 21 '08 at 18:30
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Pointers vs. values in parameters and return values
...base interfaces or serializers need to append to a slice whose type isn't known at compile time. They sometimes accept a pointer to a slice in an interface{} parameter.
Maps, channels, strings, and function and interface values, like slices, are internally references or structures that contain ref...
CSS selector for a checked radio button's label
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I know this is an old question, but if you would like to have the <input> be a child of <label> instead of having them separate, here is a pure CSS way that you could accomplish it:
:checked + span { font-weight: bo...
CSS Progress Circle [closed]
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According to MDN clip is now deprecated.
– jstaab
Jun 19 '18 at 0:11
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Throwing cats out of windows
...be self-explanatory:
If first cat is thrown from k-th floor and dies, we now have k - 1 floors to check (all below k) and m - 1 cats (a[k - 1][m - 1]).
If cat survives, there're n - k floors left (all floors above k) and still m cats.
The worst case of two should be chosen, hence max.
+ 1 comes...
Splitting string into multiple rows in Oracle
I know this has been answered to some degree with PHP and MYSQL, but I was wondering if someone could teach me the simplest approach to splitting a string (comma delimited) into multiple rows in Oracle 10g (preferably) and 11g.
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What are the best practices for using a GUID as a primary key, specifically regarding performance?
...ve page and index fragmentation and to generally bad performance.
Yes, I know - there's newsequentialid() in SQL Server 2005 and up - but even that is not truly and fully sequential and thus also suffers from the same problems as the GUID - just a bit less prominently so.
Then there's another issu...