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?: operator (the 'Elvis operator') in PHP
...the variable in the parenthesis exists though, or you're going to raise an error. PHP will not just assume it having a value of null or anything. Just sayin'
– DanMan
Aug 13 '15 at 11:10
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Does a finally block run even if you throw a new Exception?
...h-finally block
throws
For unchecked exceptions, java does not mandate, error handling.
this being the reason, if an unchecked exception occurs in finally block then and no handling is done for that, then code written below this point (where the error has occurred) will not be executed.
So I sug...
Sorting 1 million 8-decimal-digit numbers with 1 MB of RAM
...for line in sorter.stdout]
print('OK!' if result == sorted(sequence) else 'Error!')
A detailed explanation of the algorithm can be found in the following series of posts:
1MB Sorting Explained
Arithmetic Coding and the 1MB Sorting Problem
Arithmetic Encoding Using Fixed-Point Math
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Why do some claim that Java's implementation of generics is bad?
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Sorry, why is the last line a compile error? I'm messing around with it in Eclipse & can't get it to fail there - if I add enough stuff for the rest of it to compile.
– oconnor0
Feb 4 '10 at 21:44
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Should I URL-encode POST data?
...I still like to add some codes here to explain Doug's points. (And correct errors in the code above)
Solution 1: URL-encode the POST data with a content-type header :application/x-www-form-urlencoded .
Note: you do not need to urlencode $_POST[] fields one by one, http_build_query() function can ...
How do I make JavaScript beep?
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I get TypeError: sound.Play is not a function (in Firefox).
– ashleedawg
Feb 18 '19 at 12:51
3
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Why am I getting an Exception with the message “Invalid setup on a non-virtual (overridable in VB) m
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Note that this error may actually occur with extension methods on interfaces, which may be confusing.
– Dan Pantry
Jul 18 '17 at 11:24
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SecurityError: Blocked a frame with origin from accessing a cross-origin frame
...t using Javascript, but when I try to execute my code, I get the following error:
8 Answers
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What is a race condition?
... What does the other thread do when it encounters the lock? Does it wait? Error?
– Brian Ortiz
Oct 19 '09 at 1:58
182
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Using member variable in lambda capture list inside a member function
...had the standard handy, but currently I don't.
Now, it's exactly like the error message says: You can't capture stuff outside of the enclosing scope of the lambda.† grid is not in the enclosing scope, but this is (every access to grid actually happens as this->grid in member functions). For yo...