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How to define “type disjunction” (union types)?

...str") case _: Int => println("int") } } And that's it. You can call foo(5) or foo("abc"), and it will work, but try foo(true) and it will fail. This could be side-stepped by the client code by creating a StringOrInt[Boolean], unless, as noted by Randall below, you make StringOrInt a seale...
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Passing variable arguments to another function that accepts a variable argument list

...gs) { ...whatever you planned to have exampleB do... ...except it calls neither va_start nor va_end... } share | improve this answer | follow | ...
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Check if two unordered lists are equal [duplicate]

...has a built-in datatype for an unordered collection of (hashable) things, called a set. If you convert both lists to sets, the comparison will be unordered. set(x) == set(y) Documentation on set EDIT: @mdwhatcott points out that you want to check for duplicates. set ignores these, so you need ...
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Compiling problems: cannot find crt1.o

... that's 64bit. You need the 32bit support files. For that, you need to install them sudo apt install gcc-multilib share | improve this answer | follow | ...
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Loading basic HTML in Node.js

... This reads the whole file into memory, and on every request. You should really be streaming the file from disk rather than buffering it. Good quality libraries exist for this kind of thing, such as senchalabs.org/connect and github.com/cloudhead/node-static – Drew Noakes ...
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Close iOS Keyboard by touching anywhere using Swift

I have been looking all over for this but I can't seem to find it. I know how to dismiss the keyboard using Objective-C but I have no idea how to do that using Swift ? Does anyone know? ...
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How to find the mysql data directory from command line in windows

In linux I could find the mysql installation directory with the command which mysql . But I could not find any in windows. I tried echo %path% and it resulted many paths along with path to mysql bin. ...
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Opening Vim help in a vertical split window

... when I run :help ____ it always opens like that? – Tallboy May 7 '12 at 20:37 13 @Tallboy Try cn...
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How can I rotate an HTML 90 degrees?

... Just as a suggestion to all future readers: always place the prefixed rules before the standards definition. In this case, all browser-prefixed rules should be before the transform: rotate(90deg); rule. The reason would be that typically, you want t...
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Pythonic way to check if a list is sorted or not

... Actually we are not giving the answer anijhaw is looking for. Here is the one liner: all(l[i] <= l[i+1] for i in xrange(len(l)-1)) For Python 3: all(l[i] <= l[i+1] for i in range(len(l)-1)) ...