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What is the difference between the Facade and Adapter Pattern?
...o incompatible interfaces.
EDIT: A quick analogy for the Adapter pattern (based on the comments) might be something like a DVI-to-VGA adapter. Modern video cards are often DVI, but you've got an old VGA monitor. With an adapter that plugs into your video card's expected DVI input, and has its own...
Fragment over another fragment issue
...evices like keyboards cannot decide which view to send its input events to based on the inputs itself, so they send them to the view that has focus.
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Capitalize the first letter of both words in a two word string
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The base R function to perform capitalization is toupper(x). From the help file for ?toupper there is this function that does what you need:
simpleCap <- function(x) {
s <- strsplit(x, " ")[[1]]
paste(toupper(substrin...
How do I concatenate multiple C++ strings on one line?
... A function concat can be implemented to reduce the "classic" stringstream based solution to a single statement.
It is based on variadic templates and perfect forwarding.
Usage:
std::string s = concat(someObject, " Hello, ", 42, " I concatenate", anyStreamableType);
Implementation:
void add...
Looking for a clear definition of what a “tokenizer”, “parser” and...
...onforms to some (usually context free) grammar and may produce some output based on the sequence's grammatical structure.
– Theodore Norvell
Feb 22 '13 at 22:02
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What does “program to interfaces, not implementations” mean?
...er.
EDIT
I have updated the example above and added an abstract Speaker base class. In this update, I added a feature to all Speakers to "SayHello". All speaker speak "Hello World". So that's a common feature with similar function. Refer to the class diagram and you'll find that Speaker abstract ...
How do you display JavaScript datetime in 12 hour AM/PM format?
... 1st and 3rd groups.
WARNING: toLocaleTimeString() may behave differently based on region / location.
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vim - How to delete a large block of text without counting the lines?
... There are actually three visual modes: Visual Mode (Character based {v}), Visual Line Mode (Line based {S-v}) and Visual Block Mode (Allows selection of blocks {C-v})
– Tom Regner
Apr 3 '11 at 18:10
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Convert java.time.LocalDate into java.util.Date type
...etTime()).atZone(ZoneId.systemDefault()).toLocalDateTime();
}
}
Edited based on @Oliv comment.
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How do I change the title of the “back” button on a Navigation Bar
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you can create a custom BaseViewController and put it in to -viewDidLoad:
– ArtFeel
Sep 6 '13 at 15:14
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