In XSD, I have an element x with value (a,b)
There is another element y
Yes There is no way to use XSD, so that I can make y mandatory when the value of x is b, and optional if the valu
Tag: Optional
Can I use the HOMEBREW’s QT5 and Capybara-webkit?
I want to use QtWebKit and capybara-webkit of qt5.
brew uninstall qt
Uninstalling /usr/local/Cellar/qt/4.8.4…
brew install qt5This formula is keg-only: so it was not symlinked into /usr/loc
SWIFT: OPTIONAL’s useless default?
I am creating a function like this:
func foo(bar: UInt? = 0) { let doSomething = someOtherFunc(bar!)
) If I pass a zero value to foo(), I want to use the default value 0 when opening it, not
CORDOVA – Can developers to build a self-code push server using MS Code Push service?
These days I am using MS Code Push service, it saves time to update my cordova application. I want to know if we can build our own besides using github or MS account Code push server? It is of c
Optional group capture matching using the LUA mode
I am trying to use simple pattern matching to parse the chemical formula in Lua. However, I don’t know how to specify the capture group as optional. This is the pattern I came up with: < /p>
Can I retrieve a one-dimensional array address from a two-dimensional array?
I am new to programming. This code does not work properly, that is, to retrieve the address of a one-dimensional array from a two-dimensional array:
#include
main() {
int s[4][2] = {
{1234,
Can I rely on the Template Haskell extension (using -ddump-splices) to generate a valid code?
I wrote a small utility to extend all TH connectors in the Haskell module so that even if TH is not available, I can use the Haskell module. To achieve this, I will -ddump The -splices option is pa
Screenium 3 for Mac (Screen Recording Editor), Mac computers can also connect your Apple mobile phone recording screen
Accurately record what you see on the screen and instantly turn it into a screen video. Screenium 3 allows you to record at 60 frames per second, providing the best performance for your tutorials,