大约有 44,500 项符合查询结果（耗时：0.0568秒） [XML]
Foreign Key to multiple tables
...yTypeName varchar(10)
)
insert into dbo.PartyType
values(1, 'User'), (2, 'Group');
create table dbo.Party
(
PartyId int identity(1,1) primary key,
PartyTypeId tinyint references dbo.PartyType(PartyTypeId),
unique (PartyId, PartyTypeId)
)
CREATE TABLE dbo.[Group]
(
ID int prim...
proper hibernate annotation for byte[]
....1 and JPA annotations. It has a few objects with byte[] attributes (1k - 200k in size). It uses the JPA @Lob annotation, and hibernate 3.1 can read these just fine on all major databases -- it seems to hide the JDBC Blob vendor peculiarities (as it should do).
...
Django optional url parameters
... |
edited Apr 16 '19 at 21:45
l0b0
45.4k1919 gold badges106106 silver badges174174 bronze badges
answe...
In java how to get substring from a string till a character c?
...
|
edited May 28 '13 at 17:40
Anirudha
30.2k66 gold badges5858 silver badges7878 bronze badges
...
$PHP_AUTOCONF errors on mac os x 10.7.3 when trying to install pecl extensions
...
answered Mar 2 '12 at 2:29
Bob SprynBob Spryn
17.2k1212 gold badges6464 silver badges8888 bronze badges
...
How do I use prepared statements in SQlite in Android?
...
21
I use prepared statements in Android all the time, it's quite simple :
SQLiteDatabase db = dbH...
How do you set your pythonpath in an already-created virtualenv?
...
126
EDIT #2
The right answer is @arogachev's one.
If you want to change the PYTHONPATH used in ...
What is the standard exception to throw in Java for not supported/implemented operations?
...
answered May 6 '09 at 11:24
dfadfa
105k2828 gold badges183183 silver badges220220 bronze badges
...
The order of keys in dictionaries
...
You could use OrderedDict (requires Python 2.7) or higher.
Also, note that OrderedDict({'a': 1, 'b':2, 'c':3}) won't work since the dict you create with {...} has already forgotten the order of the elements. Instead, you want to use OrderedDict([('a', 1), ('b', 2), (...