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Under what circumstances is an SqlConnection automatically enlisted in an ambient TransactionScope T
What does it mean for an SqlConnection to be "enlisted" in a transaction? Does it simply mean that commands I execute on the connection will participate in the transaction?
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What does auto&& tell us?
...es) when the original initializer was a modifiable rvalue.
What does this mean as to whether we can or when we can steal resources from var? Well since the auto&& will bind to anything, we cannot possibly try to rip out vars guts ourselves - it may very well be an lvalue or even const. We c...
Easiest way to detect Internet connection on iOS?
...ells you whether connection to the specific host is routable. That doesn't mean you're actually able to connect. Example: you connect your iPhone's wifi to your camera's wifi. Wifi is connected with a default gateway: all hosts will report reachable. But they are actually not -- the camera is a dead...
Open a file with Notepad in C#
How I open a file in c#? I don't mean reading it by textreader and readline(). I mean open it as an independent file in notepad.
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Active Record - Find records which were created_at before today
...cumentation or source code. This scope doesn't break the where chain. This means you can also do:
MyModel.custom_scope1.arel(:created_at, :lt, 2.days.ago).arel(:updated_at, :gt, 2.days.ago).custom_scope2
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100% Min Height CSS layout
...o 100% because they will be 100 percent of the parent height as well which means that the footer ends up getting pushed down when using the clear function.
Think of it this way if your header is say 50px height and your footer is 50px height and the content is just autofitted to the remaining space...
What is the difference between t.belongs_to and t.references in rails?
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I don't really think they actually mean the same thing in English... So it's a bit weird.
– xji
Jan 8 '15 at 9:55
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Android: Difference between Parcelable and Serializable?
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@Sujith what do you mean by reflection is used? What is reflection?
– AnV
Oct 1 '16 at 14:31
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What exactly does the Access-Control-Allow-Credentials header do?
...cess-Control-Allow-Credentials header. Responding with this header to true means that the server allows cookies (or other user credentials) to be included on cross-origin requests.
You also need to make sure your browser isn't blocking third-party cookies if you want cross-origin credentialed requ...
How do I enable MSDTC on SQL Server?
...e got a few tips:
if you get the error message "Gethostbyname failed" it means the computer can not find the other computer by its netbios name. The server could for instance resolve and ping the client, but that works on a DNS level. Not on a netbios lookup level. Using WINS servers or changing t...