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Why catch and rethrow an exception in C#?
... // code that may throw exceptions
}
catch(Exception ex)
{
// add error logging here
throw;
}
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Creating and Update Laravel Eloquent
...fault value or its id column auto incremented one.
Otherwise it will throw error when executing above example:
Illuminate\Database\QueryException with message 'SQLSTATE[HY000]: General error: 1364 Field '...' doesn't have a default value (SQL: insert into `...` (`...`,.., `updated_at`, `created_at`)...
Redirect stderr and stdout in Bash
...I have a ruby script (which I don't want to modify in any way) that prints error messages in bold red. This ruby script is then invoked from my bash script (which I can modify). When I use the above, it prints the error messages in plain text, minus the formatting. Is there any way to retain on-scre...
Logging in Scala
...ke solution is to use a thunk or cluster to delay the concatenation of the error message. A good example of this is Lift's logger
Log.scala
Slf4jLog.scala
Which looks like this:
class Log4JLogger(val logger: Logger) extends LiftLogger {
override def trace(msg: => AnyRef) = if (isTraceEnable...
When should static_cast, dynamic_cast, const_cast and reinterpret_cast be used?
...ructor, or A doesn't have a conversion operator, then you get compile time error.
Cast from A* to B* always succeeds if A and B are in inheritance hierarchy (or void) otherwise you get compile error.
Gotcha: If you cast base pointer to derived pointer but if actual object is not really derived type...
Compare two data.frames to find the rows in data.frame 1 that are not present in data.frame 2
..._join and semi_join would not work in some cases like mine. I was getting "Error: Columns must be 1d atomic vectors or lists" for my data frame. Maybe I could process my data so that these functions work. Sqldf worked right out of the gate!
– Akshay Gaur
Nov 27...
Why does ASP.NET webforms need the Runat=“Server” attribute?
...the only option available in my limited knowledge of ASP.NET, and I get an error if I don't use it?
14 Answers
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git - Server host key not cached
... This should be the accepted answer. It's precisely what the error message is referring to. In my case when I cloned I had used a FQDN, but on my new machine I had only logged in using the short local domain name. I had to login via putty or plink as the FQDN to cache the key for the...
unresolved reference to object [INFORMATION_SCHEMA].[TABLES]
...we already have a reference to master, but we had this issue. Here was the error we got:
SQL71502: Procedure: [Schema].[StoredProc1] has an unresolved reference to object [Schema].[Table1].[Property1].
To resolve the reference error, on the table sql file,
right click properties and verify...
Rolling back a remote Git repository
...which completely removed the unwanted commit. However, initially I got the error
error: failed to push some refs to 'ssh://git@gitrepo.git'
To prevent you from losing history, non-fast-forward updates were rejected*
But adding the force (-f) option overwrite this error
git push -f origin 52e36b2...