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RRSet of type CNAME with DNS name foo.com. is not permitted at apex in zone bar.com
...lly used only for zone maintenance, these situations where you want to provide a CNAME at the zone's apex are quite common. Even though the RFC prohibits it, many engineers would like a behaviour such as: "follow the CNAME unless the query explicitly asks for the SOA record". That's why Route 53 pro...
git selective revert local changes from a file
...ened when using a gui tool like source tree if I discarded a hunk twice accidentally. The second time would produce that error.
– phyatt
Jul 5 '16 at 20:41
add a comment
...
Nullable vs. int? - Is there any difference?
...e gory details see this question, but to give you a quick example here:
void Test<T>(T a, bool b)
{
var test = a is int? & b; // does not compile
var test2 = a is Nullable<int> & b; // does compile
}
The first line gives the following error messages:
e...
Boost Statechart vs. Meta State Machine
... Minor nit-pick: In release mode, the use of C++ RTTI (dynamic_cast, typeid) is strictly optional with Boost.Statechart.
– user49572
Nov 30 '10 at 7:43
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...
“Too many values to unpack” Exception
... also similar error but in my case, I am creating a string as obj='{"vendorId": "' + vID +'", "vendorName" :"'+vName+'", "addedDate" : "'+vAddedDate+'","usersList" : "'+ usersList + '," status" : "'+str(vStatus)+'","edit"'+edit+'"}'; although all the values are string, it gives me error, I run it on...
Logging request/response messages when using HttpClient
...sStringAsync() is called in the LoggingHandler, it causes the formatter
inside ObjectContent to serialize the object and that's the reason you are seeing the content in json.
Logging handler:
public class LoggingHandler : DelegatingHandler
{
public LoggingHandler(HttpMessageHandler innerHan...
How do you do a ‘Pause’ with PowerShell 2.0?
... choices here for clarity... then offer a new variation that I believe provides the best utility.
<1> ReadKey (System.Console)
write-host "Press any key to continue..."
[void][System.Console]::ReadKey($true)
Advantage: Accepts any key but properly excludes Shift, Alt, Ctrl modifier keys.
...
Coroutine vs Continuation vs Generator
... realising it. Exceptions, for instance, can be thought of as a kind of inside-out continuation. I'll give you a Python based pseudocode example of a continuation.
Say Python had a function called callcc(), and this function took two arguments, the first being a function, and the second being a lis...
Difference between a “coroutine” and a “thread”?
...cedures AKA functions -- they just pass the baton among each other more fluidly).
Threads are (at least conceptually) a form of concurrent processing: multiple threads may be executing at any given time. (Traditionally, on single-CPU, single-core machines, that concurrency was simulated with som...
How to cancel a pull request on github?
...o publish as pull request on top of the remote branch which will receive said work. Then you can make a pull request which could be safely applied in a fast forward manner by the recipient.
That being said, since January 2011 ("Refreshed Pull Request Discussions"), and mentioned in the answer ab...