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How does zip(*[iter(s)]*n) work in Python?
...from i'th element of each of the input sequences. Since both iterators are identical in our case, zip moves the same iterator twice for each 2-element tuple of output.
In [41]: help(zip)
Help on built-in function zip in module __builtin__:
zip(...)
zip(seq1 [, seq2 [...]]) -> [(seq1[0], seq...
catch all unhandled exceptions in ASP.NET Web Api
...le:
public class TraceExceptionLogger : ExceptionLogger
{
public override void Log(ExceptionLoggerContext context)
{
Trace.TraceError(context.ExceptionContext.Exception.ToString());
}
}
Then register with your application's HttpConfiguration, inside a config callback like so:
...
What is the difference between “Rollback…” and “Back Out Submitted Changelist #####” in Perforce P4V
...stored to the state they were in before you submitted that changelist, provided no changes have been made to those files since. If subsequent changes have been made to any of those files, Perforce will tell you that those files are now out of date. You will have to sync to the head revision and th...
How do you work with an array of jQuery Deferreds?
...jects. As the user navigates the application, data objects are loaded, validated against the schema, and displayed. As the user CRUDs the data, the schemas provide first-pass validation.
...
How do I write a custom init for a UIView subclass in Swift?
...elf.s = s
self.i = i
super.init(frame: CGRect(x: 0, y: 0, width: 100, height: 100))
}
required init?(coder aDecoder: NSCoder) {
super.init(coder: aDecoder)
}
}
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Do python projects need a MANIFEST.in, and what should be in it?
The "Python Distribute" guide (was at python-distribute.org, but that registration has lapsed) tells me to include doc/txt files and .py files are excluded in MANIFEST.in file
...
git push to specific branch
...ype git push it tries to push all tracked branches, contrary to what you said ("the remote of the current branch is the default value").
– Roberto
Feb 22 '17 at 0:00
...
What exactly does stringstream do?
...perator>> could be used.
Also in this example the string buffer is hidden and not used explicitly. But it would be too long of a post to write about every possible aspect and use-case.
Note: I probably stole it from someone on SO and refined, but I don't have original author noted.
...
Is C++14 adding new keywords to C++?
...uto delete inline short typeid
bool do int signed typename
break double long sizeof union
case dynamic_cast mutable static ...
Global and local variables in R
...
Variables declared inside a function are local to that function. For instance:
foo <- function() {
bar <- 1
}
foo()
bar
gives the following error: Error: object 'bar' not found.
If you want to make bar a global variable, you should d...