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Extract substring in Bash
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answered Jan 9 '09 at 13:56
FerranBFerranB
30.2k1818 gold badges6363 silver badges8282 bronze badges
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How to get number of entries in a Lua table?
...e the whole table with pairs(..).
function tablelength(T)
local count = 0
for _ in pairs(T) do count = count + 1 end
return count
end
Also, notice that the "#" operator's definition is a bit more complicated than that. Let me illustrate that by taking this table:
t = {1,2,3}
t[5] = 1
t[9] ...
How do I find the .NET version?
...Microsoft\NET Framework Setup\NDP' -recurse | gp -name Version,Release -EA 0 |
where { $_.PSChildName -match '^(?!S)\p{L}'} | select PSChildName, Version, Release
The last command (8) will give you all versions, including .NET 4.5.
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How do I sort one vector based on values of another
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70
Here is a one liner...
y[sort(order(y)[x])]
[edit:] This breaks down as follows:
order(y) ...
How to install therubyracer gem on 10.10 Yosemite?
I don't manage to install therubyracer gem on Yosemite 10.10.
18 Answers
18
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How to sort two lists (which reference each other) in the exact same way
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250
One classic approach to this problem is to use the "decorate, sort, undecorate" idiom, which is ...
Best way to implement Enums with Core Data
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130
You'll have to create custom accessors if you want to restrict the values to an enum. So, first ...
Delete specified file from document directory
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10 Answers
10
Active
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Example use of “continue” statement in Python?
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10 Answers
10
Active
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Detecting when user scrolls to bottom of div with jQuery
...n() {
if($(this).scrollTop() + $(this).innerHeight() >= $(this)[0].scrollHeight) {
alert('end reached');
}
})
});
http://jsfiddle.net/doktormolle/w7X9N/
Edit: I've updated 'bind' to 'on' as per:
As of jQuery 1.7, the .on() method is the preferred method for ...