大约有 12,000 项符合查询结果（耗时：0.0301秒） [XML]
Using union and order by clause in mysql
...g on a join plus union.
(SELECT
table1.column1,
table1.column2,
foo1.column4
FROM table1, table2, foo1, table5
WHERE table5.somerecord = table1.column1
ORDER BY table1.column1 ASC, table1.column2 DESC
)
UNION
(SELECT
... Another complex query as above
)
ORDER BY column1 DESC, co...
How can I use UUIDs in SQLAlchemy?
...m flask_sqlalchemy import SQLAlchemy
import uuid
db = SQLAlchemy()
class Foo(db.Model):
# id = db.Column(db.Integer, primary_key=True)
id = db.Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4, unique=True, nullable=False)
Be careful not to miss passing the callable uuid.uu...
Why is it OK to return a 'vector' from a function?
...tion symbol.
So the label or ptr array_ptr === array label thus returning foo[offset] is really saying return element at memory pointer location foo + offset of type return type.
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Java Hashmap: How to get key from value?
If I have the value "foo" , and a HashMap<String> ftw for which ftw.containsValue("foo") returns true , how can I get the corresponding key? Do I have to loop through the hashmap? What is the best way to do that?
...
Ways to synchronize interface and implementation comments in C# [closed]
...
/// </remarks>
public void MethodImplementingInterfaceMethod(string foo, int bar)
{
//
}
Here is the help page from the Sandcastle Help File Builder GUI, which describes its usage in full.
(Of course, this isn't specifically "synchronisation", as your question mentions, but it would se...
How do I pass a string into subprocess.Popen (using the stdin argument)?
...ccepts a bytes argument:
output = subprocess.check_output(
["sed", "s/foo/bar/"],
input=b"foo",
)
This works for check_output and run, but not call or check_call for some reason.
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How to get the value from the GET parameters?
...aracter on to the end of the URL or the start of the fragment identifier (#foo), whichever comes first.
Then you can parse it with this:
function parse_query_string(query) {
var vars = query.split("&");
var query_string = {};
for (var i = 0; i < vars.length; i++) {
var pai...
Is a LINQ statement faster than a 'foreach' loop?
...t foreach, but most likely you wouldn't have done a blanket "select * from foo" anyway, so that isn't necessarily a fair comparison.
Re PLINQ; parallelism may reduce the elapsed time, but the total CPU time will usually increase a little due to the overheads of thread management etc.
...
AngularJS. How to call controller function from outside of controller component
... storing the scope in a global variable:
var scopeHolder;
angular.module('fooApp').controller('appCtrl', function ($scope) {
$scope = function bar(){
console.log("foo");
};
scopeHolder = $scope;
})
call from custom code:
scopeHolder.bar()
if you wants to restrict th...
How to dynamically load a Python class
...dule you're importing. Thus, something like this won't work:
__import__('foo.bar.baz.qux')
You'd have to call the above function like so:
my_import('foo.bar.baz.qux')
Or in the case of your example:
klass = my_import('my_package.my_module.my_class')
some_object = klass()
EDIT: I was a bit...