大约有 46,000 项符合查询结果（耗时：0.0579秒） [XML]
Why is the Java main method static?
...ntire class - sometimes you have an instance that hasn't been initialized, and you have to check for it in every method that could be called.
There are just too many edge cases and ambiguities for it to make sense for the JVM to have to instantiate a class before the entry point is called. That's ...
On duplicate key ignore? [duplicate]
I'm trying to finish this query; my tag field is set to UNIQUE and I simply want the database to ignore any duplicate tag.
...
python ? (conditional/ternary) operator for assignments [duplicate]
C and many other languages have a conditional (aka ternary) operator. This allows you to make very terse choices between two values based on the truth of a condition, which makes expressions, including assignments, very concise.
...
IntelliJ: How to auto-highlight variables like in Eclipse
...
Using 2016.2 and this doesn't work at all. The setting was on by default, but it's not highlighting the variable my cursor is on (unless it is somehow the same colour as the non-highlight?)
– Adam
No...
Good beginners tutorial to socket.io? [closed]
I am very new to the world of webdevelopment and jumped into the bandwagon because I find the concept of HTML5 very interesting. I am fairly confident on working with canvas and would now like to move over to websockets part of it. I have come to understand socket.io is by far the framework to work ...
Autoresizing masks programmatically vs Interface Builder / xib / nib
... is equivalent to using UIViewAutoresizingFlexibleLeftMargin inside code and so on.
4 Answers
...
Avoiding recursion when reading/writing a port synchronously?
...ind of "Buffer" function to receive all messages from assyncronous entries and process them as FIFO (first-in, first-out)?
This way you may keep the Assync characteristics of your ports and process them in sync mode.
share
...
RandomForestClassifier vs ExtraTreesClassifier in scikit learn
Can anyone explain the difference between the RandomForestClassifier and ExtraTreesClassifier in scikit learn. I've spent a good bit of time reading the paper:
...
Sublime Text 2 multiple line edit
I want to edit multiple lines and every "word" within that line. For example:
9 Answers
...
Must Dependency Injection come at the expense of Encapsulation?
If I understand correctly, the typical mechanism for Dependency Injection is to inject either through a class' constructor or through a public property (member) of the class.
...