大约有 900 项符合查询结果（耗时：0.0098秒） [XML]
How do I enable MSDTC on SQL Server?
...wered Aug 11 '08 at 12:04
Lars MæhlumLars Mæhlum
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...
How should equals and hashcode be implemented when using JPA and Hibernate
...y you can't rely on id for equality.
Another option is to switch to using UUID identifiers, assigned by the application logic. This way, you can use the UUID for the equals/hashCode because the id is assigned before the entity gets flushed.
You can even use the entity identifier for equals and has...
When should I create a destructor?
...ed Feb 4 '11 at 13:58
Øyvind BråthenØyvind Bråthen
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Python read-only property
...ject's dictionary directly, I've introduced "extreme" name mangling:
from uuid import uuid4
class Read_Only_Property:
def __init__(self, name):
self.name = name
self.dict_name = uuid4().hex
self.initialized = False
def __get__(self, instance, cls):
if insta...
Pickle or json?
... answered Feb 13 '10 at 22:22
Håvard SHåvard S
20.4k55 gold badges5555 silver badges6767 bronze badges
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Convert a Python list with strings all to lowercase or uppercase
...3, map wins the race, but does nothing :)
– Jean-François Fabre♦
Mar 7 '18 at 19:22
@NedDeily map(str.lower,["A","B...
CSS '>' selector; what is it? [duplicate]
...ered Dec 16 '10 at 10:44
David MårtenssonDavid Mårtensson
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How can I debug javascript on Android?
...ered Oct 13 '11 at 7:20
Mads MobækMads Mobæk
29.5k2020 gold badges6464 silver badges7575 bronze badges
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On design patterns: When should I use the singleton?
The glorified global variable - becomes a gloried global class. Some say breaking object-oriented design.
19 Answers
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BLE（五）移动端工具 - 创客硬件开发 - 清泛IT社区，为创新赋能！
...议栈的内容，分析时候重点关注发送的数据内容即Handle、uuid、Value等值即可
0x12 Bluez调试工具hcidump虽然Android 4.2已经将蓝牙协议栈替换为Bluedroid，但仍可使用BlueZ调试工具（需自行编译，或网上下载），且hcidump输出的数据与开...