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Passing argument to alias in bash [duplicate]
...and definition (for each defined alias, keyword, function, builtin or executable file):
type -a foo
Or type only (for the highest precedence occurrence):
type -t foo
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Safe characters for friendly url [closed]
...Or in other words: You may use any (non-control-) character from the ASCII table, except /, ?, #, [ and ].
This understanding is backed by RFC1738 - Uniform Resource Locators (URL).
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Haskell error parse error on input `='
...You don't explain polynomial products to a kid learning the multiplication table -- it doesn't show how much you know, it shows you don't know how to share what you do know.
– btk
Jan 27 '13 at 19:09
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Generate random numbers following a normal distribution in C/C++
... algorithm has better performance than the others. However, it does not suitable for SIMD parallelism as it needs table lookup and branches. Box-Muller with SSE2/AVX instruction set is much faster (x1.79, x2.99) than non-SIMD version of ziggurat algorithm.
Therefore, I will suggest using Box-Muller...
Nullable types and the ternary operator: why is `? 10 : null` forbidden? [duplicate]
...class or interface of System.Int32. As an example GetBoolValue() ? (IFormattable)10 : null // #1B or GetBoolValue() ? 10 : (IFormattable)null // #2B will be OK. This possibility may be a reason why they don't make the nullable-wrapping automatic. Because both wrapping and boxing are normally implici...
Intelligent point label placement in R
...cates, and I think solutions involving hand-labeling deserve a seat at the table, that's all.
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submitting a GET form with query string params and hidden params disappear
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What you can do is using a simple foreach on the table containing the GET information. For example in php :
foreach ($_GET as $key => $value) {
echo("<input type='hidden' name='$key' value='$value'/>");
}
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Count with IF condition in MySQL query
I have two tables, one is for news and the other one is for comments and I want to get the count of the comments whose status has been set as approved.
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Django ManyToMany filter()
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another way to do this is by going through the intermediate table. I'd express this within the Django ORM like this:
UserZone = User.zones.through
# for a single zone
users_in_zone = User.objects.filter(
id__in=UserZone.objects.filter(zone=zone1).values('user'))
# for multiple zo...
What is ASP.NET Identity's IUserSecurityStampStore interface?
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What if I am migrating data from MVC4 table structure? Can I just leave that field blank? Or is it going to screw things up somehow?
– Dmytro Shevchenko
Oct 29 '13 at 22:39
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