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LINQ To Entities does not recognize the method Last. Really?
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That limitation comes down to the fact that eventually it has to translate that query to SQL and SQL has a SELECT TOP (in T-SQL) but not a SELECT BOTTOM (no such thing).
There is an easy way around it though, just order descending and then do a First(), which is what you di...
Pass parameter to fabric task
How can I pass a parameter to a fabric task when calling "fab" from the command line? For example:
5 Answers
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How to get the currently logged in user's user id in Django?
...rs = [{user.id: user.get_name()} for user in logged_in_users]
# Query all logged in staff users based on id list
all_staff_users = CustomUser.objects.filter(is_resident=False, is_active=True, is_superuser=False)
logged_out_users = list()
# for some reason exclude() would not work co...
“User interaction is not allowed” trying to sign an OSX app using codesign
...t-click, choose Get Info, change to the Access Control tab and select the "Allow all applications to access this item".
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Ways to save enums in database
...nd it is much more worth it to help when you're having a problem.
Additionally, if you use numerical values, you are tied to them. You cannot nicely insert or rearrange the members without having to force the old numerical values. For example, changing the Suit enumeration to:
public enum Suit { U...
Passing multiple error classes to ruby's rescue clause in a DRY fashion
...ne it in some other class, you have to refer to it with its namespace. Actually, it does not have to be a constant.
Splat Operator
The splat operator * "unpacks" an array in its position so that
rescue *EXCEPTIONS
means the same as
rescue FooException, BarException
You can also use it withi...
Do the parentheses after the type name make a difference with new?
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Let's get pedantic, because there are differences that can actually affect your code's behavior. Much of the following is taken from comments made to an "Old New Thing" article.
Sometimes the memory returned by the new operator will be initialized, and sometimes it won't depending on wh...
How do I make XAML DataGridColumns fill the entire DataGrid?
...Width="*" the column will fill to expand the available space.
If you want all columns to divide the grid equally apply this to all columns. If you just want one to fill the remaining space just apply it to that column with the rest being "Auto" or a specific width.
You can also use Width="0.25*" (...
Android 4.3 Bluetooth Low Energy unstable
...ect and create a fresh instance of gatt on each connect.
Don't forget to call android.bluetooth.BluetoothGatt#close()
Start a new thread inside onLeScan(..) and then connect. Reason: BluetoothDevice#connectGatt(Context context, boolean autoConnect, BluetoothGattCallback callback) always fails, if ...
What port is a given program using? [closed]
...his, and I don't know what security implications there are on Vista.
I usually add -n as well to make it a little faster, but adding -b can make it quite slow.
Edit: If you need more functionality than netstat provides, vasac suggests that you try TCPView.
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