大约有 42,000 项符合查询结果（耗时：0.0532秒） [XML]
Entity Framework: One Database, Multiple DbContexts. Is this a bad idea? [closed]
...n to date has been that a DbContext is meant to represent your database, and thus, if your application uses one database, you'd want only one DbContext .
...
Could not launch process launch failed: timed out waiting for app to launch
...y check it out your target --> Build Settings --> Code signing.
As @AndyDynn pointed out in his comment:
Make sure you do this on the "Target" build settings and not just the "Project" build settings.
share
|...
Are GUID collisions possible?
...with the same GUID. I know that microsoft uses an algorithm to generate a random GUID that has an extremely low chance of causing collisons, but is a collision still possible?
...
Android onCreate or onStartCommand for starting service
Usually when I create an Android service I implement the onCreate method, but in my last project this does not work. I tried implementing onStartCommand , and this seems to work.
...
Java SecurityException: signer information does not match
I recompiled my classes as usual, and suddenly got the following error message. Why? How can I fix it?
18 Answers
...
How to use a RELATIVE path with AuthUserFile in htaccess?
... slash), it is treated as relative to the ServerRoot.
You have to accept and work around that limitation.
We're using IfDefine together with an apache2 command line parameter:
.htaccess (suitable for both development and live systems):
<IfDefine !development>
AuthType Basic
AuthName...
notifyDataSetChange not working from custom adapter
...
it's about a BaseAdapter and this adapter does not know to which data it is binded... so if I have an custom object and use custom functions of this object (like custObject.getCount() and custObject.getChildAt(int i) for example), and I want to excha...
What's the difference between fill_parent and wrap_content?
In Android, when layout out widgets, what's the difference between fill_parent ( match_parent in API Level 8 and higher) and wrap_content ?
...
What is meant by “managed” vs “unmanaged” resources in .NET?
What is meant by the terms managed resource and unmanaged resource in .NET? How do they come into the picture?
5 Answers
...
How to select a single field for all documents in a MongoDB collection?
... MongoDB, I have a student collection with 10 records having fields name and roll . One record of this collection is:
1...