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Convert from List into IEnumerable format
...t;> to an IEnumerable<IEnumerable<obj>> it gives a compiler error since the second does not inherit from the first one.
– Emaborsa
Jul 24 '17 at 11:08
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Comment Inheritance for C# (actually any language)
...lass Z". xD Also you coudn't browse the code, so it went down to trial&error. Never again! :-)
– itmuckel
Jul 19 '16 at 10:49
15
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Passing references to pointers in C++
...right subtree.
// delete vertex; // using this delete causes an error, since they were deleted on the fly using inorder_LVR. If inorder_LVR does not perform delete to the nodes, then, use delete vertex;
vertex=0; // making a safe pointer
}
} // end in
Bottom line, a referen...
Remove empty elements from an array in Javascript
...nts in the original array.
The MDN page linked above also contains a nice error-checking version of filter that can be used in JavaScript interpreters that don't support the official version.
Note that this will not remove null entries nor entries with an explicit undefined value, but the OP speci...
How to set an iframe src attribute from a variable in AngularJS
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I tried it with $sce as you recommended. It causes the error message to go away, but the src attribute of the iframe is still empty.
– emersonthis
Nov 19 '13 at 11:58
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How to concatenate string variables in Bash
...ikthxbye
This is useful when
$blaohai
leads to a variable not found error. Or if you have spaces or other special characters in your strings. "${foo}" properly escapes anything you put into it.
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cd into directory without having permission
When cd ing into one of my directories called openfire the following error is returned:
7 Answers
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Choose between ExecutorService's submit and ExecutorService's execute
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There is a difference concerning exception/error handling.
A task queued with execute() that generates some Throwable will cause the UncaughtExceptionHandler for the Thread running the task to be invoked. The default UncaughtExceptionHandler, which typically prints t...
Call to getLayoutInflater() in places not in activity
...so checks with assert that you actually get an inflater back and throws an error otherwise - which will be much easier to deal with then a null pointer excpetion somewhere in the code. grepcode.com/file/repository.grepcode.com/java/ext/…
– Raanan
Nov 5 '13 at...
Collect successive pairs from a stream
...ates more working threads, and you will see the result: infrequent random "errors" almost impossible to reproduce and difficult to detect until you have data enough (in production?). This can be disastrous.
– Mario Rossi
Feb 6 '15 at 16:23
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