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How to assign from a function which returns more than one value?
...t hand side be written using list[...] like this:
library(gsubfn) # need 0.7-0 or later
list[a, b] <- functionReturningTwoValues()
If you only need the first or second component these all work too:
list[a] <- functionReturningTwoValues()
list[a, ] <- functionReturningTwoValues()
list[,...
Why does pthread_cond_wait have spurious wakeups?
...ion is given by David R. Butenhof in "Programming with POSIX Threads" (p. 80):
Spurious wakeups may sound strange, but on some multiprocessor systems, making condition wakeup completely predictable might substantially slow all condition variable operations.
In the following comp.programming.th...
Why declare unicode by string in python?
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edited Jul 3 '10 at 5:51
answered Jul 3 '10 at 4:34
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setMaxResults for Spring-Data-JPA annotation?
...
As of Spring Data JPA 1.7.0 (Evans release train).
You can use the newly introduced Top and First keywords that allow you to define query methods like this:
findTop10ByLastnameOrderByFirstnameAsc(String lastname);
Spring Data will automatically li...
What happens to a github student account's repositories at the end of 2 years?
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edited Apr 16 '14 at 0:38
George Hilliard
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a...
Create a custom event in Java
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answered Jun 7 '11 at 18:50
aioobeaioobe
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Why aren't python nested functions called closures?
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403
A closure occurs when a function has access to a local variable from an enclosing scope that ha...
ios Upload Image and Text using HTTP POST
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Can you have if-then-else logic in SQL? [duplicate]
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106
You can make the following sql query
IF ((SELECT COUNT(*) FROM table1 WHERE project = 1) > ...
How do I pass an extra parameter to the callback function in Javascript .filter() method?
...turn function(element) {
return element.indexOf(wordToCompare) === 0;
}
}
addressBook.filter(startsWith(wordToCompare));
Another option would be to use Function.prototype.bind [MDN] (only available in browser supporting ECMAScript 5, follow a link for a shim for older browsers) and "f...