大约有 19,000 项符合查询结果（耗时：0.0261秒） [XML]
What is path of JDK on Mac ? [duplicate]
...ava binary is a stub which will resolve the actual java command to call by consulting the JAVA_HOME environment variable and, if it's not set or doesn't point to a Java home directory, will fall back to calling java_home. It is important to have this in mind when debugging your setup.
...
What C++ Smart Pointer Implementations are available?
...e rvalue auto pointer to a null pointer. Which leads to perhaps the worst drawback; they can't be used within STL containers due to the aforementioned inability to be copied. The final blow to any use case is they are slated to be deprecated in the next standard of C++.
std::auto_ptr_ref - This is ...
smart pointers (boost) explained
... pointers can point to the same object at the same time. This applies to a raw pointer too, however raw pointers lack an important feature: They do not define whether they are owning or not. A share of ownership smart pointer will delete the object if every owner gives up the object. This behavior h...
What happened to console.log in IE8?
... var args = Array.prototype.slice.call(arguments);
// console.raw captures the raw args, without converting toString
console.raw.push(args);
var message = args.join(' ');
console.messages.push(message);
fallback(message);
};
// redefine console
...
NoSQL - MongoDB vs CouchDB [closed]
...l vs the RESTful interface of CouchDB are all minor details.
If you want raw speed and to hell with data safety, you can make Mongo run faster than CouchDB as you can tell it to operate out of memory and not commit things to disk except for sparse intervals.
You can do the same with Couch, but it...
How to delete an object by id with entity framework
..."A FROM clause is currently not supported in a DELETE statement.". But the raw SQL as in Jonik's answer works.
– Michael Freidgeim
Sep 8 '16 at 11:34
...
Postgres: Distinct but only for one column
...from the inner subquery to find matches first, then re-sort. Happy to do a consulting fee for real solutions to our problems at dba.stackexchange.com/questions/260852/…
– Kevin Parker
Mar 23 at 3:38
...
Can I have multiple primary keys in a single table?
...ndependent of other unique, indexed columns on the same table). Be sure to consult your specific flavor of SQL's manual for details on the exact language syntax used.
– 4AM
Jan 25 '18 at 17:16
...
Method has the same erasure as another method in type
...
This rule is intended to avoid conflicts in legacy code that still uses raw types.
Here's an illustration of why this was not allowed, drawn from the JLS. Suppose, before generics were introduced to Java, I wrote some code like this:
class CollectionConverter {
List toList(Collection c) {...}...
Verifying signed git commits?
... ba12cb2, 03 Aug 2015)
verify-tag/verify-commit: add option to print raw gpg status information
verify-tag/verify-commit by default displays human-readable output on standard error.
However, it can also be useful to get access to the raw gpg status information, which is machine-readable...