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Get the client's IP address in socket.io
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Okay, as of 0.7.7 this is available, but not in the manner that lubar describes. I ended up needing to parse through some commit logs on git hub to figure this one out, but the following code does actually work for me now:
var io = requ...
Check if table exists without using “select from”
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330
If you want to be correct, use INFORMATION_SCHEMA.
SELECT *
FROM information_schema.tables
WHE...
Why are there two kinds of functions in Elixir?
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A function can have multiple clauses too:
x = 1
fun = fn
y when y < 0 -> x - y
y -> x + y
end
fun.(2) #=> 3
fun.(-2) #=> 3
Now, let's try something different. Let's try to define different clauses expecting a different number of arguments:
fn
x, y -> x + y
x -> x
en...
What's the difference between == and .equals in Scala?
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204
You normally use ==, it routes to equals, except that it treats nulls properly. Reference equal...
Disable a Button
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209
The boolean value for NO in Swift is false.
button.isEnabled = false
should do it.
Here is ...
How to convert integer timestamp to Python datetime
I have a data file containing timestamps like "1331856000000". Unfortunately, I don't have a lot of documentation for the format, so I'm not sure how the timestamp is formatted. I've tried Python's standard datetime.fromordinal() and datetime.fromtimestamp() and a few others, but nothing matches...
C# equivalent of the IsNull() function in SQL Server
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10 Answers
10
Active
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jQuery empty() vs remove()
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160
empty() will empty the selection of its contents, but preserve the selection itself.
remove() w...
How do I update my forked repo using SourceTree?
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edited Jun 29 '16 at 14:01
answered Nov 7 '12 at 16:23
Aa...
What's the difference between io.sockets.emit and broadcast?
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edited Dec 20 '14 at 9:28
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