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javac is not recognized as an internal or external command, operable program or batch file [closed]
...of conflicts. (For instance, if you have JRE 8 and JDK 11 in PATH, in that order, then javac will invoke the Java 11 compiler, which will create version 55 .class files, but java will invoke the Java 8 JVM, which only supports up to version 52, and you will experience unsupported version errors and ...
Best way to assert for numpy.array equality?
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Update one MySQL table with values from another
...ster than the JOIN syntax. About 10.000 rows.
– Alex2php
Aug 22 '17 at 13:44
1
They key ingredien...
What's the point of 'const' in the Haskell Prelude?
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It's useful for passing to higher-order functions when you don't need all their flexibility. For example, the monadic sequence operator >> can be defined in terms of the monadic bind operator as
x >> y = x >>= const y
It's somewhat neater...
Is there a way to escape a CDATA end token in xml?
... token ( ]]> ) within a CDATA section in an xml document. Or, more generally, if there is some escape sequence for using within a CDATA (but if it exists, I guess it'd probably only make sense to escape begin or end tokens, anyway).
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TypeScript type signatures for functions with variable argument counts
...uses the ECMAScript 6 spread proposal,
http://wiki.ecmascript.org/doku.php?id=harmony:spread
but adds type annotations so this would look like,
interface Example {
func(...args: any[]): void;
}
share
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Foreign key constraints: When to use ON UPDATE and ON DELETE
... "I wouldn't want a customer delete to wipe out the financial data for the orders he had previously." In a situation like that, you probably still need the customer's data anyway. Your design should probably be marking the customer as inactive, not deleting their row from the database. In practice...
Throw an error in a MySQL trigger
... columns (idUser and idGuest) that must be mutually exclusive in the table orders, but i'm fairly new to triggers and i'm finding difficulties in writing it!Thx.
– Nicola Peluchetti
Mar 12 '11 at 14:44
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Could not locate Gemfile
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Why isn't `int pow(int base, int exponent)` in the standard C++ libraries?
... its possible inputs?
You pretty much need to have an big integer type in order to make the function useful, and most big integer libraries provide the function.
Edit: In a comment on the question, static_rtti writes "Most inputs cause it to overflow? The same is true for exp and double pow, I d...