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How to get the first element of an array?
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var firstItem = yourArray.find(x=>x!==undefined);
I'd also like to include filter() here as an option to first "fix" the array in the copy and then get the first element while keeping the the original array intact (unmodified).
Another reason to include filter() here is that it existed bef...
Forward declaring an enum in C++
...ardised. The logic is that if a feature is known (or highly likely) to be included in an updated standard, then usage of that feature before the standard is officially released tends to use the working name. (E.g., compilers that supported C++11 features before official standardisation in 2011 had...
Ignore fields from Java object dynamically while sending as JSON from Spring MVC
...ated component and skipping all the internal fields that are automatically included. Thanks a lot!
– stx
Jul 18 '19 at 12:58
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List directory tree structure in python?
... no guarantee of the order : "The list is in arbitrary order, and does not include the special entries '.' and '..' even if they are present in the directory."
– Aaron Hall♦
Apr 28 at 23:41
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Explaining Apache ZooKeeper
... to the ensemble, a majority of nodes persist the information: these nodes include the server for the client, and obviously the master. This means that each write makes the server up-to-date with the master. It also means, however, that you cannot have concurrent writes.
The guarantee of linear wr...
What is “:-!!” in C code?
I bumped into this strange macro code in /usr/include/linux/kernel.h :
5 Answers
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Differences between lodash and underscore [closed]
...core v1.4.x+.
In addition there are at least 3 Backbone boilerplates that include Lo-Dash by default and Lo-Dash is now mentioned in Backbone’s official documentation.
Check out Kit Cambridge's post, Say "Hello" to Lo-Dash, for a deeper breakdown on the differences between Lo-Dash and Underscore...
What is the difference between Digest and Basic Authentication?
...This String is the encoded (Base64) version of the credentials admin:aadd (including colon ) .
2 . Http Digest Authentication(rfc 2069)
So far we have seen that the Basic Authentication sends username:password in plaintext over the network .But the Digest Auth sends a HASH of the Password using Ha...
How to trigger a phone call when clicking a link in a web page on mobile phone
.... Note that pluses can be used to specify country code, and hyphens can be included simply for human eyes.
MDN Web Docs
https://developer.mozilla.org/en-US/docs/Web/HTML/Element/a#Creating_a_phone_link
The HTML <a> element (or anchor element), along with its href attribute, creates a hyp...
Dynamically replace the contents of a C# method?
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Update: By including a reference to System.Reflection.Emit, Harmony now compiles and tests OK with .NET Core 3
– Andreas Pardeike
May 2 '19 at 5:48
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