大约有 15,400 项符合查询结果（耗时：0.0367秒） [XML]
Is the creation of Java class files deterministic?
When using the same JDK (i.e. the same javac executable), are the generated class files always identical? Can there be a difference depending on the operating system or hardware ? Except of the JDK version, could there be any other factors resulting in differences? Are there any compiler opti...
Nodejs Event Loop
...js to perform simple event loop operations. It's written originally for *nix systems. Libev provides a simple yet optimized event loop for the process to run on. You can read more about libev here.
LibEio is a library to perform input output asynchronously. It handles file descriptors, data handlers...
What is the difference between String and string in C#?
Example ( note the case ):
63 Answers
63
...
More elegant way of declaring multiple variables at the same time
...on what you're doing, it may make sense to use a dictionary instead. For example, if you want to set up Boolean preset values for a set of one-letter flags, you could do this:
>>> flags = dict.fromkeys(["a", "b", "c"], True)
>>> flags.update(dict.fromkeys(["d", "e"], False))
>...
How to get the number of characters in a std::string?
...n their right mind would use Pascal-style strings?
– Xarn
Feb 6 '14 at 13:14
17
doesn't length() ...
What do the plus and minus signs mean in Objective-C next to a method?
In Objective-C, I would like to know what the + and - signs next to a method definition mean.
4 Answers
...
How do you execute an arbitrary native command from a string?
I can express my need with the following scenario: Write a function that accepts a string to be run as a native command.
...
Will HTML5 allow web apps to make peer-to-peer HTTP connections?
...
UPDATE 10/17/2012: This functionality now exists in Chrome Stable v22. In order to use this functionality in Chrome, one must enable two flags in chrome://flags:
Enable MediaStream
Enable PeerConnection
Then you can visit the AppRTC Demo Page to try out the demo. ...
Difference between numpy.array shape (R, 1) and (R,)
...tions return in shape (R, 1) but some return (R,) . This will make matrix multiplication more tedious since explicit reshape is required. For example, given a matrix M , if we want to do numpy.dot(M[:,0], numpy.ones((1, R))) where R is the number of rows (of course, the same issue also occ...
What is the best way to ensure only one instance of a Bash script is running? [duplicate]
...only one instance of a given script is running - assuming it's Bash on Linux?
14 Answers
...