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How to ignore whitespace in a regular expression subject string?
...nt "c ats" or "ca ts" to match. I can't strip out the whitespace beforehand because I need to find the begin and end index of the match (including any whitespace) in order to highlight that match and any whitespace needs to be there for formatting purposes.
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How do you cast a List of supertypes to a List of subtypes?
...er to another. However, you can cast through an intermediate wildcard type and it will be allowed (since you can cast to and from wildcard types, just with an unchecked warning):
List<TestB> variable = (List<TestB>)(List<?>) collectionOfListA;
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How to Convert JSON object to Custom C# object?
... answered Feb 11 '10 at 18:33
AndreyAkinshinAndreyAkinshin
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How do I convert an existing callback API to promises?
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Promises have state, they start as pending and can settle to:
fulfilled meaning that the computation completed successfully.
rejected meaning that the computation failed.
Promise returning functions should never throw, they should return rejections instead. Throwi...
How does the String class override the + operator?
...x = "+x;
The compiler converts "x = "+x; into a StringBuilder internally and uses .append(int) to "add" the integer to the string.
5.1.11. String Conversion
Any type may be converted to type String by string conversion.
A value x of primitive type T is first converted to a reference val...
How to hide output of subprocess in Python 2.7
I'm using eSpeak on Ubuntu and have a Python 2.7 script that prints and speaks a message:
5 Answers
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Break or return from Java 8 stream forEach?
...ING: You should not use it for controlling business logic, but purely for handling an exceptional situation which occurs during the execution of the forEach(). Such as a resource suddenly stops being accessible, one of the processed objects is violating a contract (e.g. contract says that all the el...
Open a new tab in gnome-terminal using command line [closed]
I'm using Ubuntu 9.04 x64 and when I write:
10 Answers
10
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Why static classes cant implement interfaces? [duplicate]
...Boris understood why that premise is true, why on Earth wouldn't he understand why static classes can't implement interfaces?
– trolox
Jan 28 '14 at 21:47
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Difference between the Facade, Proxy, Adapter and Decorator design patterns? [closed]
What is the difference between the Facade, Proxy, Adapter, and Decorator design patterns?
2 Answers
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