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JavaScript function in href vs. onclick
...ut wasn't the question asking about the difference between putting the JS call inline in href versus inline in onclick? Assuming you were going to put it inline for some reason, which should you use? (In practice I would do what you've suggested, but you seem to have skipped over the difference betw...
How to express a NOT IN query with ActiveRecord/Rails?
.... It would still break on nil, but I find that the array you pass in is usually generated by a filter that will return [] at the very least and never nil. I recommend checking out Squeel, a DSL on top of Active Record. Then you could do: Topic.where{id.not_in actions}, nil/empty/or otherwise.
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How can I center a div within another div? [duplicate]
...ing: 10px;
position: relative;
}
The CSS reference by MDN explains it all.
Check out these links:
auto - CSS reference | MDN
margin - CSS reference | MDN
What is the meaning of auto value in a CSS property - Stack Overflow
In action at jsFiddle.
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How can I test that a value is “greater than or equal to” in Jasmine?
.../jasmine-2.0.0/boot.js"></script>
Then in your boot.js add the call to add the matchers after jasmine has been defined but before jasmine.getEnv(). Get env is actually a (slightly misleadingly named) setup call.
The matchers get setup in the call to setupCoreMatchers in the Env construc...
Switch statement fallthrough in C#?
Switch statement fallthrough is one of my personal major reasons for loving switch vs. if/else if constructs. An example is in order here:
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Convert int to string?
...compile time, but it wouldn't even raise a runtime exception it would just allow bad data.
– Timothy Gonzalez
Dec 15 '16 at 16:29
3
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Lua string to int
...t'll convert "10" to integer and then add 0 to it. (The lack of clarity is all the more reason to use tonumber instead, though!)
– Rena
Jun 28 '15 at 6:32
16
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Java LinkedHashMap get first or last entry
... entry is possible, but will entail iterating over the whole entry set by calling .next() until you reach the last. while (iterator.hasNext()) { lastElement = iterator.next() }
edit: However, if you're willing to go beyond the JavaSE API, Apache Commons Collections has its own LinkedMap implementa...
What arguments are passed into AsyncTask?
...t exactly should I put, and where exactly will it go? Do I need to include all 3 or can I include 1,2,20?
5 Answers
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Delegates: Predicate vs. Action vs. Func
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Predicate: essentially Func<T, bool>; asks the question "does the specified argument satisfy the condition represented by the delegate?" Used in things like List.FindAll.
Action: Perform an action given the arguments. Very general purpos...