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Pro JavaScript programmer interview questions (with answers) [closed]
...te a function that looks like this:
function sum() {
var i, l, result = 0;
for (i = 0, l = arguments.length; i < l; i++) {
result += arguments[i];
}
return result;
}
sum(1,2,3); // 6
And they should invoke it on your array like this (context for apply can be whatever, I usually use...
Why doesn't 'ref' and 'out' support polymorphism?
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Concatenating Files And Insert New Line In Between Files
...tcodaddict
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10
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How do I merge two dictionaries in a single expression in Python (taking union of dictionaries)?
...urns None
return z
and now:
z = merge_two_dicts(x, y)
In Python 3.9.0a4 or greater (final release date approx October 2020): PEP-584, discussed here, was implemented to further simplify this:
z = x | y # NOTE: 3.9+ ONLY
Explanation
Say you have two dictionaries and you want to mer...
Should I use Vagrant or Docker for creating an isolated environment? [closed]
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What is the best way to check for Internet connectivity using .NET?
...bClient())
using (client.OpenRead("http://google.com/generate_204"))
return true;
}
catch
{
return false;
}
}
share
|
improve this answer
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Enable remote connections for SQL Server Express 2012
I just installed SQL Server Express 2012 on my home server. I'm trying to connect to it from Visual Studio 2012 from my desktop PC, and repeatedly getting the well-known error:
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Struggling with NSNumberFormatter in Swift for currency
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ssh “permissions are too open” error
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Keys need to be only readable by you:
chmod 400 ~/.ssh/id_rsa
If Keys need to be read-writable by you:
chmod 600 ~/.ssh/id_rsa
600 appears to be fine as well (in fact better in most cases, because you don't need to change file permissions later to edit it).
The re...
Pickle incompatibility of numpy arrays between Python 2 and 3
...Lennart RegebroLennart Regebro
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