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Format a Go string without printing?
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Example
fmt.Sprintf("foo: %s", bar)
You can also see it in use in the Errors example as part of "A Tour of Go."
return fmt.Sprintf("at %v, %s", e.When, e.What)
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source command not found in sh shell
I have a script that uses sh shell. I get an error in the line that uses the source command. It seems source is not included in my sh shell.
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IIS 500.19 with 0x80070005 The requested page cannot be accessed because the related configuration d
...t website on IIS with IIS Manager. But when I do this, I get the following error
45 Answers
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Async image loading from url inside a UITableView cell - image changes to wrong image while scrollin
...onHandler:^(NSData * _Nullable data, NSURLResponse * _Nullable response, NSError * _Nullable error) {
if (data) {
UIImage *image = [UIImage imageWithData:data];
if (image) {
dispatch_async(dispatch_get_main_queue(), ^{
MyCell *updat...
How to use timeit module
...7, 1000) vs. .repeat(2, 3500) vs .repeat(35, 200) should depend on how the error due to system load compares to the error due to input variability. In the extreme case if your system is always under heavy load, and you see a long thin tail on the left of execution time distribution (when you catch i...
TypeScript: casting HTMLElement
...t;HTMLScriptElement[]>document.getElementsByName(id))[0];
You get the error
Cannot convert 'NodeList' to 'HTMLScriptElement[]'
But you can do :
(<HTMLScriptElement[]><any>document.getElementsByName(id))[0];
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Processing $http response in service
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Is there any way to still call the success and error methods in the controller after the service has intercepted with then?
– andyczerwonka
Jan 10 '13 at 2:31
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How to use a variable to specify column name in ggplot
... facet_grid? It works with facet_grid(cols = vars(!!column)) but throws an error with facet_grid(~ !!column)
– mRiddle
Oct 20 '19 at 6:57
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How to check if array element exists or not in javascript?
...fined') {
// does not exist
}
else {
// does exist
}
}
catch (error){ /* ignore */ }
...that's how it worked in chrome, anyway (otherwise, the code stopped with an error).
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Using {} in a case statement. Why?
... return a * x;
case 1337:
int x = GetSomeOtherValue(); //ERROR
return a * x;
}
You will get a compiler error because x is already defined in the scope.
Separating these to their own sub-scope will eliminate the need to declare x outside the switch statement.
switch (a)
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