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What is the purpose of AsQueryable()?
...ht have an object that implements IQueryable but that also has an instance Select method. If that were the case, and you wanted to use the LINQ Select method, you'd need to change the compile time type of the object to IQueryable. You could just cast it, but by having an AsQueryable method you can...
jQuery Click fires twice when clicking on label
... This worked for me as i still wanted the radio button to be selected. I just didn't want the event handler do to everything twice.
– chovy
Dec 14 '13 at 1:50
1
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The EXECUTE permission was denied on the object 'xxxxxxx', database 'zzzzzzz', schema 'dbo'
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Now when you go to the properties of the user and go to User Mapping and select the database where you have added new role,now new role will be visible in the Database role membership for: section
For more detail read full article
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HttpSecurity, WebSecurity and AuthenticationManagerBuilder
...allows configuration of web based security at a resource level, based on a selection match - e.g. The example below restricts the URLs that start with /admin/ to users that have ADMIN role, and declares that any other URLs need to be successfully authenticated.
protected void configure(HttpSecurity...
How do I filter ForeignKey choices in a Django ModelForm?
...tions = super(FrontEndAdmin, self).get_actions(request)
if 'delete_selected' in actions:
del actions['delete_selected']
return actions
prevents delete permission
def has_delete_permission(self, request, obj=None):
return False
filters objects that can be ...
Algorithm for classifying words for hangman difficulty levels as “Easy”,“Medium”, or “Hard”
...ermine the "difficulty" of a word for a hangman game, so that the game can select words to match a specified difficulty level?
...
How to reduce iOS AVPlayer start delay
...ly be faster and more reliable due to less data. While you are playing the selected piece, you have enough time to prepare the AVPlayer for the rest of the selected follow up video in the background. When the beginning is finished, you switch to the prepared AVPlayer. So in total, you at any given t...
What's the difference between getRequestURI and getPathInfo methods in HttpServletRequest?
...u parts 1, 2, 3, 4, 5 and 6).
Now:
part 4 (the context path) is used to select your particular application out of many other applications that may be running in the server
part 5 (the servlet path) is used to select a particular servlet out of many other servlets that may be bundled in your appli...
asynchronous vs non-blocking
...ing socket would have blocked. You have to use a separate function such as select or poll to find out when is a good time to retry.
But asynchronous sockets (as supported by Windows sockets), or the asynchronous IO pattern used in .NET, are more convenient. You call a method to start an operation, ...
Increment a database field by 1
...complex depending on your specific needs:
INSERT into mytable (logins)
SELECT max(logins) + 1
FROM mytable
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