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Do you leave parentheses in or out in Ruby? [closed]
...heses can be left out of a single command that is surrounded by
ERb delimiters -- the ERb markers make
sure the code is still readable
A line that is a single command and a single simple argument can be
written without the parenthesis.
Personally, I find that I do this less
and less, but...
Get class that defined method
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edited Jun 20 '14 at 19:44
Aaron Hall♦
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VIM Disable Automatic Newline At End Of File
So I work in a PHP shop, and we all use different editors, and we all have to work on windows. I use vim, and everyone in the shop keeps complaining that whenever I edit a file there is a newline at the bottom. I've searched around and found that this is a documented behavior of vi & vim... but I w...
Could not load type from assembly error
I have written the following simple test in trying to learn Castle Windsor's Fluent Interface:
25 Answers
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What does default(object); do in C#?
Googling is only coming up with the keyword, but I stumbled across some code that says
8 Answers
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Why do we use arrays instead of other data structures?
...ans. A pointer is simply a variable that "points" to a location in memory. It doesn't contain the actual value at this area of memory, it contains the memory address to it. Think of a block of memory as a mailbox. The pointer would be the address to that mailbox.
In C, an array is simply a pointer ...
Why is inserting in the middle of a linked list O(1)?
...nserting in the middle of a linked list is considered O(1). I would think it would be O(n). Wouldn't you need to locate the node which could be near the end of the list?
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Is 23,148,855,308,184,500 a magic number, or sheer chance?
...20 2020 1250.
Do you see the pattern? The first six bytes have been overwritten by spaces (hex 20, dec 32).
share
edited Sep 7 '10 at 6:08
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Is there an equivalent for var_dump (PHP) in Javascript?
...ld be portable across those browsers. For other browsers, there's Firebug Lite.
If Firebug isn't an option for you, then try this simple script:
function dump(obj) {
var out = '';
for (var i in obj) {
out += i + ": " + obj[i] + "\n";
}
alert(out);
// or, if you wanted...
How to disable HTML button using JavaScript?
...ke physically unclickable) an HTML button simply by appending disable to its tag, but not as an attribute, as follows:
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