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What's the difference between and
...n instancetest = aList instanceof List<? extends Object>;
for more info read Java generics and collections by Maurice Naftalin
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Fastest way to determine if an integer is between two integers (inclusive) with known sets of values
...tice (until someone does a comparison of resulting assembler and profiling info). For all we know, the OP's compiler may render the OP's code with a single branch opcode...
– Oliver Charlesworth
Jun 13 '13 at 19:50
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LINQ - Full Outer Join
...erf (node-based containers have more cost in principle, and hashing is not free and efficiency depends on the hash function/bucket spread), it will certainly be more algorithmically efficient. So, for small loads I'd expect it might not be quicker
– sehe
Sep 6 ...
Why all the Active Record hate? [closed]
...hinks it knows but doesn't, or tries to externalize concept work to ME for free, costs me many precious hours, days, weeks and months of my time, live is too short ... ).
So, finally: THIS ALL is why I hate that silly "active record pattern", and I do and will avoid it whenever possible.
EDIT: I w...
CPU Privilege Rings: Why rings 1 and 2 aren't used?
...OA VirtualBox uses ring 1?! That's pure awesomeness!! Thanks a lot for the info, that's a great answer! +1
– user541686
Jul 15 '11 at 17:41
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How to get a time zone from a location using latitude and longitude coordinates?
...d. If you need to convert to a Windows time zone for use with the TimeZoneInfo class in .NET, use the TimeZoneConverter library.
Don't use zone.tab
The tz database includes a file called zone.tab. This file is primarily used to present a list of time zones for a user to pick from. It includes the...
What is a practical use for a closure in JavaScript?
... I just read the w3schools page on closures and then came here for more info. This is the same as the w3schools page: w3schools.com/js/js_function_closures.asp
– tyelford
Jun 14 '17 at 12:31
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Is there a way to suppress JSHint warning for one given line?
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All warning, error and info numbers can be found here: github.com/jshint/jshint/blob/master/src/messages.js
– Anderson Arboleya
May 24 '16 at 20:14
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is of a type that is invalid for use as a key column in an index
...hen so the safest maximum size for your keys would be:
create table [misc_info]
(
[id] INTEGER PRIMARY KEY IDENTITY NOT NULL,
[key] nvarchar(450) UNIQUE NOT NULL,
[value] nvarchar(max) NOT NULL
)
i.e. the key can't be over 450 characters. If you can switch to varchar instead of nv...
Is key-value observation (KVO) available in Swift?
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(Edited to add new info): consider whether using the Combine framework can help you accomplish what you wanted, rather than using KVO
Yes and no. KVO works on NSObject subclasses much as it always has. It does not work for classes that don't s...