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Meaning of Open hashing and Closed hashing
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How does HashSet compare elements for equality?
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138
It uses an IEqualityComparer<T> (EqualityComparer<T>.Default unless you specify a d...
How to print the values of slices
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173
You can try the %v, %+v or %#v verbs of go fmt:
fmt.Printf("%v", projects)
If your array (or ...
How can I get a view's current width and height when using autolayout constraints?
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edited Feb 6 at 17:35
answered Nov 24 '12 at 15:23
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Django admin: How to display a field that is marked as editable=False' in the model?
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Logging errors in ASP.NET MVC
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I would consider simplifying your web application by plugging in Elmah.
You add the Elmah assem...
Error: Could not create the Java Virtual Machine Mac OSX Mavericks
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Normally this error occurs when you invoke java by supplying the wrong arguments/options. In t...
Efficiently test if a port is open on Linux?
...n, stdout, and stderr. 5 is sometimes used by Bash for child processes, so 3,4,6,7,8, and 9 should be safe.
As per the comment below, to test for listening on a local server in a script:
exec 6<>/dev/tcp/127.0.0.1/445 || echo "No one is listening!"
exec 6>&- # close output connection
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How to make execution pause, sleep, wait for X seconds in R?
...leep(x)
proc.time() - p1 # The cpu usage should be negligible
}
testit(3.7)
Yielding
> testit(3.7)
user system elapsed
0.000 0.000 3.704
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Check if an array is empty or exists
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edited Jul 31 '12 at 15:37
answered Jul 31 '12 at 15:30
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