大约有 5,886 项符合查询结果（耗时：0.0136秒） [XML]
What is a WeakHashMap and when to use it? [duplicate]
...or caches/lookup storage.
Weak reference are not restricted to these hash tables, you can use WeakReference for single objects. They are useful to save resource, you can keep a reference to something but allow it to be collected when nothing else references it. (BTW, a strong reference is a normal...
alternatives to REPLACE on a text or ntext datatype
I need to update/replace the data in datatable.column. The table has a field named Content . I'm using the REPLACE function. Since the column datatype is NTEXT , SQL Server doesn't allow me to use the REPLACE function.
...
What's the bad magic number error?
...or run the command above, after verifying you're not doing something regrettable.
– michael
Aug 11 '16 at 23:45
9
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Azure SQL Database Bacpac Local Restore
... build upon the previous point, the mechanism is buggy - I've had multiple tables failing to transfer because the tool could not detect a unique key
– David Airapetyan
Mar 13 '12 at 21:19
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How to get the connection String from a database
...From Other Sources -> From SQL Server
put in the server name, select table, etc,
When you get to the "Import Data" dialog,
click on Properties in the "Connection Properties" dialog,
select the "Definition" tab.
And there Excel nicely displays the Connection String for copying
(or ev...
How to remove unused C/C++ symbols with GCC and ld?
I need to optimize the size of my executable severely ( ARM development) and
I noticed that in my current build scheme ( gcc + ld ) unused symbols are not getting stripped.
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Django: Get list of model fields?
..., blog, shop, etc.)
1) From model link: https://docs.djangoproject.com/en/stable/ref/models/meta/
from posts.model import BlogPost
all_fields = BlogPost._meta.fields
#or
all_fields = BlogPost._meta.get_fields()
Note that:
all_fields=BlogPost._meta.get_fields()
Will also get some relationships, wh...
How should I pass multiple parameters to an ASP.Net Web API GET?
...alls don't repeat them. In my case I'm just making an insert into another table to track which are processed.
– sig606
Jun 8 '12 at 16:40
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What is the difference between new/delete and malloc/free?
...ence to help with low memory.
malloc/free can NOT be overridden legally
Table comparison of the features:
Feature | new/delete | malloc/free
--------------------------+--------------------------------+-------------------------------
Memor...
How to stop an unstoppable zombie job on Jenkins without restarting the server?
...#<build-number>
Click the red, round button on the very right in the table of the line your desired job has
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