大约有 36,010 项符合查询结果（耗时：0.0453秒） [XML]
Why can a class not be defined as protected?
...at's a rather bold statement. It's not defined in Java, but similar things do exist; e.g. open in Kotlin which permits subclassing outside of the current package (one could imagine protected in Java preventing that, with the opposite default).
– Raphael
Oct 11 ...
How does one make an optional closure in swift?
...ct: (()->())?){
if let callableRjector = onReject {
// do stuff!
}
}
share
|
improve this answer
|
follow
|
...
Easiest way to detect Internet connection on iOS?
I know this question will appear to be a dupe of many others, however, I don't feel the simple case is well explained here. Coming from an Android and BlackBerry background, making requests through HTTPUrlConnection instantly fail if there is no connection available. This seems like completely san...
How to declare or mark a Java method as deprecated?
...
Use @Deprecated on method. Don't forget about clarifying javadoc field:
/**
* Does some thing in old style.
*
* @deprecated use {@link #new()} instead.
*/
@Deprecated
public void old() {
// ...
}
...
What is the equivalent of “!=” in Excel VBA?
The problem is that != does not work as a function in excel vba.
4 Answers
4
...
Unable to hide welcome screen in Emacs
...
Bear in mind that you'll need to do this for every shell you use. IMO you're better off configuring the editor properly to begin with, good quickfix suggestion though.
– byxor
Jul 12 '17 at 20:52
...
.NET - Dictionary locking vs. ConcurrentDictionary
...re with no clerk, except at checkout. You have a ton of problems if people don't act responsibly. For instance, let's say a customer takes a can from a pyramid-can while a clerk is currently building the pyramid, all hell would break loose. Or, what if two customers reaches for the same item at the ...
Passing variables in remote ssh command
...68.1.133 '~/tools/run_pvt.pl "'$BUILD_NUMBER'"'
– dr.doom
Oct 10 '16 at 2:36
3
...
HttpUtility does not exist in the current context
...hat is explained better in at lxk613's answer , and shows what i need to do to fix the problem .
– bh_earth0
Nov 15 '15 at 6:48
add a comment
|
...
C# nullable string error
...e".
Nullable<T> and the ? suffix are for value types such as Int32, Double, DateTime, etc.
share
|
improve this answer
|
follow
|
...