大约有 2,317 项符合查询结果（耗时：0.0245秒） [XML]
How to use Namespaces in Swift?
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@Dai It seems that's why we should avoid Apple forums for Q&A... But core dev team members don't seem to care much on SO. What a tragedy.
– eonil
Oct 8 '18 at 13:27
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How do I byte-compile everything in my .emacs.d directory?
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@nacho4d emacs -Q --batch -f batch-byte-compile *.el foo/*.el - it doesn't recurse like byte-recompile-directory does though.
– Brian Burns
Jan 10 '15 at 22:57
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Can not connect to local PostgreSQL
...ess the socket file. To confirm this I've done some tests on Ubuntu and psql to try to generate the same error (included below).
You need to check the permissions on the socket file and its directories /var and /var/pgsql_socket. Your Rails app (OSX user) must have execute (x) permissions on thes...
Escape double quotes in a string
Double quotes can be escaped like this:
6 Answers
6
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How to Convert all strings in List to lower case using LINQ?
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[TestMethod]
public void LinqStringTest()
{
List<string> myList = new List<string> { "aBc", "HELLO", "GoodBye" };
myList = (from s in myList select s.ToLower()).ToList();
Assert.AreEqual(myList[0], "abc");
Assert.AreEqual(myL...
How to select a node using XPath if sibling node has a specific value?
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Not sure why everybody is querying for siblings, you can also check for <bb/>-elements matching the predicate from <a/>'s predicate:
//a[bb/text() = "zz"]/cc/text()
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push_back vs emplace_back
...CV10 is non conforming and redundant, because as you noted it is strictly equivalent to push_back(Type&& _Val).
But the real C++0x form of emplace_back is really useful: void emplace_back(Args&&...);
Instead of taking a value_type it takes a variadic list of arguments, so that mean...
Socket.IO Authentication
...de the scope of the http server code, it doesn't have easy access to the request information sent, so I'm assuming it will need to be sent up during the connection. What is the best way to
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Worst security hole you've seen? [closed]
...early days of online stores:
Getting a 90% discount by entering .1 in the quantity field of the shopping cart. The software properly calculated the total cost as .1 * cost, and the human packing the order simply glossed over the odd "." in front of the quantity to pack :)
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REST API error return good practices [closed]
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I wouldn't return a 200 unless there really was nothing wrong with the request. From RFC2616, 200 means "the request has succeeded."
If the client's storage quota has been exceeded (for whatever reason), I'd return a 403 (Forbidden):
The server understood the request, but is refusing to fulfi...