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How to read integer value from the standard input in Java
What class can I use for reading an integer variable in Java?
7 Answers
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C# 4.0 optional out/ref arguments
...eclare out as an inline discard variable
}
(Thanks @Oskar / @Reiner for pointing this out.)
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Java variable number or arguments for a method
...d foo(String... args) {
for (String arg : args) {
System.out.println(arg);
}
}
which can be called as
foo("foo"); // Single arg.
foo("foo", "bar"); // Multiple args.
foo("foo", "bar", "lol"); // Don't matter how many!
foo(new String[] { "foo", "bar" }); // Arrays are also accepted...
Unicode Processing in C++
...n 22.4.1.4 "Class template codecvt" - discusses the codecvt class used for converting between character encodings (including UTF-8, UTF-16 and UTF-32). There is more about Unicode support peppered throughout the document, but these seem to be the most critical sections on the subject.
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How to check if an object is an array?
...ts a list of strings, or a single string. If it's a string, then I want to convert it to an array with just the one item so I can loop over it without fear of an error.
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How to avoid overflow in expr. A * B - C * D
...on which looks like:
A*B - C*D , where their types are: signed long long int A, B, C, D;
Each number can be really big (not overflowing its type). While A*B could cause overflow, at same time expression A*B - C*D can be really small. How can I compute it correctly?
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Drawing a line/path on Google Maps
...en busy for a long time finding out how to draw a line between two (GPS) points on the map in HelloMapView but with no luck.
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No == operator found while comparing structs in C++
...the simple way, there's always memcmp so long your structs don't contain pointer.
– Xeo
Apr 21 '11 at 6:59
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What do single quotes do in C++ when used on multiple characters?
...one c-char is a multicharacter literal . A multicharacter literal has type int and implementation-defined
value.
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How to combine date from one field with time from another field - MS SQL Server
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This saved me! I was converting both to chars and then concating and then back to DATETIME, but then I couldn't index it, because SQL said it was non-deterministic. This apparently IS deterministic!!! THANK !!! YOU !!!
– eid...