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Check if a table exists in Rails
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edited Mar 29 '17 at 2:24
answered Jul 5 '11 at 23:49
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EC2 instance types's exact network performance?
..., I'd expect 20-30 MBit/s)
t2.micro = ~70 MBit/s (qiita says 63 MBit/s) - t1.micro gets about ~100 Mbit/s
t2.small = ~125 MBit/s (t2, qiita says 127 MBit/s, cloudharmony says 125 Mbit/s with spikes to 200+ Mbit/s)
*.medium = t2.medium gets 250-300 MBit/s, m3.medium ~400 MBit/s
*.large = ~450-600 MBi...
How does Django's Meta class work?
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edited Feb 4 at 10:55
Moon
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answered Apr...
Celery Received unregistered task of type (run example)
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Short description of the scoping rules?
...t-in names module: open, range, SyntaxError, etc
So, in the case of
code1
class Foo:
code2
def spam():
code3
for code4:
code5
x()
The for loop does not have its own namespace. In LEGB order, the scopes would be
L: Local in def spam (in code3, c...
Ruby combining an array into one string
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answered Oct 25 '10 at 20:44
sepp2ksepp2k
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.gitignore and “The following untracked working tree files would be overwritten by checkout”
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edited Oct 11 '16 at 8:25
Fry
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ans...
jQuery UI Sortable, then write order into a database
...ually do something like this:
<ul id="sortable">
<li id="item-1"></li>
<li id="item-2"></li>
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</ul>
When you use the serialize option, it will create a POST query string like this: item[]=1&item[]=2 etc. So if you make use - for example - your d...