大约有 43,000 项符合查询结果（耗时：0.0517秒） [XML]
Remove elements from collection while iterating
...201-63361-3")));
books.add(new Book(new ISBN("0-201-63361-4")));
Collect and Remove
The first technique consists in collecting all the objects that we want to delete (e.g. using an enhanced for loop) and after we finish iterating, we remove all found objects.
ISBN isbn = new ISBN("0-201-63361-2"...
How to check the differences between local and github before the pull [duplicate]
... using pull, I want to check if there are any differences between my local and github master.
3 Answers
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In Unix, how do you remove everything in the current directory and below it?
I know this will delete everything in a subdirectory and below it:
10 Answers
10
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What's the difference between @Secured and @PreAuthorize in spring security 3?
...can work with Spring Expression Language (SpEL). You can:
Access methods and properties of SecurityExpressionRoot.
Access method arguments (requires compilation with debug info or custom ParameterNameDiscoverer):
@PreAuthorize("#contact.name == principal.name")
public void doSomething(Contact con...
Textarea that can do syntax highlighting on the fly?
...xtarea.
If you're OK with that, try CodeMirror or Ace (formerly skywriter and bespin), or Monaco (used in MS VSCode).
From the duplicate thread - an obligatory wikipedia link: http://en.wikipedia.org/wiki/Comparison_of_JavaScript-based_source_code_editors
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Weak and strong property setter attributes in Objective-C
What is the difference between weak and strong property setter attributes in Objective-C?
5 Answers
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Cannot push to GitHub - keeps saying need merge
... the remote branch into your local branch (see differences with git diff), and want to do a force push, use the push command with -f
git push -f origin <branch>
where origin is the name of your remote repo.
Usually, the command refuses to update a remote ref that is not an ancestor of t...
\r\n, \r and \n what is the difference between them? [duplicate]
I need to ask about the difference in a string between \r\n , \r and \n . How is a string affected by each?
4 Answers
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Verify a certificate chain using openssl verify
...ot CA needs to self signed for verify to work. This is why your second command didn't work. Try this instead:
openssl verify -CAfile RootCert.pem -untrusted Intermediate.pem UserCert.pem
It will verify your entire chain in a single command.
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Should I size a textarea with CSS width / height or HTML cols / rows attributes?
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I recommend to use both. Rows and cols are required and useful if the client does not support CSS. But as a designer I overwrite them to get exactly the size I wish.
The recommended way to do it is via an external stylesheet e.g.
textarea {
widt...