大约有 42,000 项符合查询结果（耗时：0.0345秒） [XML]
Is there a way to iterate over a slice in reverse in Go?
...rface{} will not take a []string as input anymore. Even if string can be casted in interface{}, []string cannot be casted in []interface{}. Unfortunately, the present reverse function is the kind of function that needs to be rewritten a lot.
– user983716
Oct...
Emacs on Mac OS X Leopard key bindings
I'm a Mac user and I've decided to learn Emacs. I've read that to reduce hand strain and improve accuracy the CTRL and CAPS LOCK keys should be swapped. How do I do this in Leopard?
...
Purpose of Activator.CreateInstance with example?
...cyObject)Activator.CreateInstance("MyAssembly", ClassName)) but instead of casting with the type. Cast with type made from the ClassName? Like this Type type = Type.GetType(ClassName);obj = (type )Activator.CreateInstance("MyAssembly", ClassName)) ?
– rluks
Mar...
Can't update Macports (with Mac OS X Mavericks)
...
Install the "Command Line Tools" first:
sudo xcode-select --install
(Explicitly agreeing to the license is sometimes necessary via "sudo xcodebuild -license")
Then upgrade the ports:
sudo port -v selfupdate
...
Mail multipart/alternative vs multipart/mixed
...sed to set the Content-Type to multipart/alternative when sending HTML and TEXT or multipart/mixed when sending TEXT and attachments.
...
Installing libv8 gem on OS X 10.9+
...v8 3.16.14.3 but getting an error on OSX Mavericks using latest stable rvm and ruby-1.9.3-p125.
20 Answers
...
How to run a shell script in OS X by double-clicking?
...
First in terminal make the script executable by typing the following command:
chmod a+x yourscriptname
Then, in Finder, right-click your file and select "Open with" and then "Other...".
Here you select the application you want the file to execute into, in this case it would be Terminal. To be...
Making a mocked method return an argument that was passed to it
... the returns Iterator<? extends ClassName> which causes all kinds of cast problems in a thenReturn() statement.
– Michael Shopsin
Mar 20 '15 at 15:56
...
How to use GROUP_CONCAT in a CONCAT in MySQL
...
SELECT id, GROUP_CONCAT(CONCAT_WS(':', Name, CAST(Value AS CHAR(7))) SEPARATOR ',') AS result
FROM test GROUP BY id
you must use cast or convert, otherwise will be return BLOB
result is
id Column
1 A:4,A:5,B:8
2 C:9
you have to hand...
How is an overloaded method chosen when a parameter is the literal null value?
...ween them? Then you must be explicit regarding which one you want (i.e. by casting your null reference question.method((String)null))
– Edwin Dalorzo
Oct 23 '12 at 15:01
...