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Swift make method parameter mutable?
How can I deal with this error without creating additional variable?
7 Answers
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How do you find out the type of an object (in Swift)?
...licitly unwrapped optionals! i.e. var myVar: SomeType!. Compiler gives the error "Cannot convert value of type 'SomeType!.Type' (aka 'ImplicitlyUnwrappedOptional<SomeType>.Type') to expected argument type 'AnyClass' (aka 'AnyObject.Type') Compiler suggest adding as! AnyClass after the type bu...
Can I add a custom attribute to an HTML tag?
... Fonts
– Post Self
Mar 24 '18 at 15:05
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Permission denied on accessing host directory in Docker
.../db:/var/db:z rhel7 /bin/sh
Will automatically do the chcon -Rt svirt_sandbox_file_t /var/db
described in the man page.
Even better, you can use Z.
docker run -v /var/db:/var/db:Z rhel7 /bin/sh
This will label the content inside the container with the exact MCS
label that the c...
How To Change DataType of a DataColumn in a DataTable?
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Gives error "Object must implement IConvertible." while converting Byte[] to string type column.
– Harshad Vekariya
Mar 22 '18 at 10:27
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How to launch Safari and open URL from iOS app
...shared.open(url) } will always serve your better. Might want to assert and error in the else statement to catch typos.
– philipp
Dec 3 '17 at 0:18
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Using Emacs as an IDE
...n just M-x compile and use the default. Emacs will capture C/C++ compiler errors (works best with GCC) and help you navigate to lines with warnings or errors.
Debugging - similarly, when you want to debug, type M-x gdb and it will create a gdb buffer with special bindings
Documentation Lookup - ema...
Getters \ setters for dummies
... this.bar = value; } }; foo.bar = 456; Raises an exception: Uncaught RangeError: Maximum call stack size exceeded at Object.set bar [as bar] (<anonymous>:4:32) at Object.set bar [as bar] (<anonymous>:4:32) at Object.set bar [as bar] (<anonymous>:4:32) at Object.set...
What is the purpose of python's inner classes?
... binding can be recreated without inner class at the cost of a tedious and error-prone instrumentation of the classes.
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Split an NSString to access one particular piece
...ond "S" should not be "lower case" (substringWithRange) or you will get an error like "this method doesn't exist".
– Marcos Reboucas
Apr 13 '15 at 12:51
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