大约有 20,000 项符合查询结果（耗时：0.0472秒） [XML]
How do I get a raw, compiled SQL query from a SQLAlchemy expression?
...q = DBSession.query(model.Name).distinct(model.Name.value) \
.order_by(model.Name.value)
Or just any kind of session.query().
Thanks to Nicolas Cadou for the answer! I hope it helps others who come searching here.
...
Is it possible to forward-declare a function in Python?
...the bottom of the outermost source file, then you're free to define in any order.
– Bob Stein
Oct 26 '14 at 16:19
2
...
How to initialize all members of an array to the same value?
...),
_ITEM(ERR_FAIL),
_ITEM(ERR_MEMORY)
};
This keeps things in order, even if you happen to write some of the enum-values out of order.
More about this technique can be found here and here.
share
|
...
Multiprocessing - Pipe vs Queue
...nd nice that you provided benchmarks! I only have two tiny quibbles: (1) "orders of magnitude faster" is a bit of an overstatement. The difference is x3, which is about a third of one order of magnitude. Just saying. ;-); and (2) a more fair comparison would be running N workers, each communicati...
Check if two unordered lists are equal [duplicate]
I'm looking for an easy (and quick) way to determine if two unordered lists contain the same elements:
8 Answers
...
How do I get an ISO 8601 date on iOS?
...get the ISO 8601 date string (for example, 2004-02-12T15:19:21+00:00 ) in PHP via date('c') , but how does one get it in Objective-C (iPhone)? Is there a similarly short way to do it?
...
What's the difference between Spring Data's MongoTemplate and MongoRepository?
.... You get very little implemented methods of any great practical value. In order to make it work you run into the Java configuration nonsense which you can spend days and weeks on without much help in the documentation.
Instead, go with the MongoTemplate route and create your own Data access layer...
Options for HTML scraping? [closed]
...
FYI, this is a PHP library
– Tristan Havelick
Apr 18 '10 at 15:19
add a comment
|
...
Managing constructors with many parameters in Java
...t/optional arguments without needing to keep track of any kind of argument order, since any order of those calls will work equally well.
share
|
improve this answer
|
follow
...
Regular expression to match any character being repeated more than 10 times
...
PHP's preg_replace example:
$str = "motttherbb fffaaattther";
$str = preg_replace("/([a-z])\\1/", "", $str);
echo $str;
Here [a-z] hits the character, () then allows it to be used with \\1 backreference which tries to matc...