大约有 4,600 项符合查询结果(耗时:0.0368秒) [XML]

https://stackoverflow.com/ques... 

How do I measure time elapsed in Java? [duplicate]

...digits of a decimal fraction of a second. For example, 2016-03-12T04:29:39.123456789Z. Both the old java.util.Date/.Calendar classes and the Joda-Time classes have millisecond resolution (3 digits of fraction). For example, 2016-03-12T04:29:39.123Z. In Java 8, the current moment is fetched with up...
https://stackoverflow.com/ques... 

Splitting string into multiple rows in Oracle

...racle's database object naming conventions. It will hurl on a string like '123,456,789' for instance. – APC Jan 23 '18 at 7:09 add a comment  |  ...
https://stackoverflow.com/ques... 

Match multiline text using regular expression

...ntire string. Pattern p = Pattern.compile("xyz"); Matcher m = p.matcher("123xyzabc"); System.out.println(m.find()); // true System.out.println(m.matches()); // false Matcher m = p.matcher("xyz"); System.out.println(m.matches()); // true Furthermore, MULTILINE doesn't mean what you think it d...
https://stackoverflow.com/ques... 

How do I verify/check/test/validate my SSH passphrase?

... 123 You can verify your SSH key passphrase by attempting to load it into your SSH agent. With Open...
https://stackoverflow.com/ques... 

Lock-free multi-threading is for real threading experts

...ng additional resource requirements sounds great, doesn't it? Most of the fun however can come from ensuring correct load/store ordering. Contrary to one's intuitions, CPUs are free to reorder memory reads/writes - they are very smart, by the way: you will have a hard time observing this from a sin...
https://stackoverflow.com/ques... 

Iterator Loop vs index loop [duplicate]

...d a set(granted it is kindof like an array). – Shipof123 Mar 14 '19 at 22:46 1 the question was i...
https://stackoverflow.com/ques... 

How do JavaScript closures work?

...s to someone with a knowledge of the concepts they consist of (for example functions, variables and the like), but does not understand closures themselves? ...
https://stackoverflow.com/ques... 

How do you parse and process HTML/XML in PHP?

... fluent API. It leverages XPath and the fluent programming pattern to be fun and effective. 3rd-Party (not libxml-based) The benefit of building upon DOM/libxml is that you get good performance out of the box because you are based on a native extension. However, not all 3rd-party libs go down...
https://stackoverflow.com/ques... 

Check synchronously if file/directory exists in Node.js

... 123 Looking at the source, there's a synchronous version of path.exists - path.existsSync. Looks ...
https://stackoverflow.com/ques... 

What are the effects of exceptions on performance in Java?

... Just for fun I disabled fillInStackTrace in the exception test. Here are the times now: Control 347 Exception 351 Result 364 Sentinel 355 – Fuwjax Apr 10 '11 at 10:52 ...