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What exactly is a Context in Java? [duplicate]

I Googled this and read the Java documentation, but I'm a bit confused. Can somebody please explain what a Context is in plain English? ...
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Grouping functions (tapply, by, aggregate) and the *apply family

...amily, of sorts. The help file's use of the phrase "ragged array" can be a bit confusing, but it is actually quite simple. A vector: x <- 1:20 A factor (of the same length!) defining groups: y <- factor(rep(letters[1:5], each = 4)) Add up the values in x within each subgroup defined by ...
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Addition for BigDecimal

... and why does Java implementation is a bit strange?! many other languages simply use + between numeric data types – sepehr Aug 6 '16 at 7:59 ...
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Get value of a string after last slash in JavaScript

... 10 Answers 10 Active ...
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How to correct indentation in IntelliJ

...h text, it does not work, when it also should. So... the logic is a little bit.. naive? – WesternGun Feb 21 at 14:22 ...
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How does this site infecting script work?

... | edited Jan 22 '10 at 14:20 answered Jan 22 '10 at 14:15 ...
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405 method not allowed Web API

...r when you try to connect to http while the server is on https. It was a bit confusing because my get-requests were OK, the problem was only present with post-requests. share | improve this answe...
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AngularJS error: 'argument 'FirstCtrl' is not a function, got undefined'

...nswered Oct 16 '13 at 15:54 gion_13gion_13 38.3k99 gold badges9090 silver badges101101 bronze badges ...
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How do SO_REUSEADDR and SO_REUSEPORT differ?

...expect SO_REUSEADDR to be. Basically, SO_REUSEPORT allows you to bind an arbitrary number of sockets to exactly the same source address and port as long as all prior bound sockets also had SO_REUSEPORT set before they were bound. If the first socket that is bound to an address and port does not have...
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How to sum up an array of integers in C#

...owException if the result would be greater than you can fit in a signed 32 bit integer (i.e. (2^31) -1 or in english ~ 2.1 billion). – ChrisProsser Mar 14 '15 at 20:15 2 ...