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How can I find out the total physical memory (RAM) of my linux box suitable to be parsed by a shell
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13 Answers
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Max parallel http connections in a browser?
...multaneous persistent connections per server/proxy:
Firefox 2: 2
Firefox 3+: 6
Opera 9.26: 4
Opera 12: 6
Safari 3: 4
Safari 5: 6
IE 7: 2
IE 8: 6
IE 10: 8
Chrome: 6
The limit is per-server/proxy, so your wildcard scheme will work.
FYI: this is specifically related to H...
git: difference between “branchname” and “refs/heads/branchname”
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3 Answers
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Generate array of all letters and digits
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or
('a'..'z').to_a + ('0'..'9').to_a # works in 1.8 and 1.9
or
(0...36).map{ |i| i.to_s 36 }
(the Integer#to_s method converts a number to a string representing it in a desired numeral system)
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Rails where condition using NOT NIL
Using the rails 3 style how would I write the opposite of:
5 Answers
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What does “abstract over” mean?
...or example, consider a program that takes the sum of the numbers 1, 2, and 3:
val sumOfOneTwoThree = 1 + 2 + 3
This program is not very interesting, since it's not very abstract. We can abstract over the numbers we're summing, by integrating all lists of numbers under a single symbol ns:
def sum...
Why Large Object Heap and why do we care?
...en the array has more than 1000 elements. That's another optimization for 32-bit code, the large object heap allocator has the special property that it allocates memory at addresses that are aligned to 8, unlike the regular generational allocator that only allocates aligned to 4. That alignment is...
Can I use __init__.py to define global variables?
...m Van Onsem
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answered Sep 5 '09 at 12:57
Jason R. CoombsJason R. Coombs
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How to execute a Ruby script in Terminal?
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Vince
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answered Jan 4 '12 at 2:37
RobinRobin
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