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Change R default library path using .libPaths in Rprofile.site fails to work
I am running R on Windows, not as an administrator. When I install a package, the following command doesn't work:
15 Answer...
How to convert 1 to true or 0 to false upon model fetch
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All you need is convert string to int with + and convert the result to boolean with !!:
var response = {"isChecked":"1"};
response.isChecked = !!+response.isChecked
You can do this manipulation in the parse method:
parse:...
Should I avoid 'async void' event handlers?
I know it is considered generally a bad idea to use fire-and-forget async void methods to start tasks, because there is no track of the pending task and it is tricky to handle exceptions which might be thrown inside such a method.
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How can I expose more than 1 port with Docker?
...ith EXPOSE, then perform docker run -P (note the uppercase) which automatically exposes all ports defined with EXPOSE in the Dockerfile
– Ted Avery
May 14 '15 at 13:13
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What is mattr_accessor in a Rails module?
I couldn't really find this in Rails documentation but it seems like 'mattr_accessor' is the Module corollary for 'attr_accessor' (getter & setter) in a normal Ruby class .
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Scaling Node.js
...ing
Most probably for the most simple sites you don't need any scaling at all. Just one single box will get you covered. After that you should do load balancing like you are mentioning which is almost the same for every architecture(like you are saying you could start multiple node processes first....
What exactly is a Maven Snapshot and why do we need it?
...re exists a 1.0-SNAPSHOT. That version is what might become 1.0. It's basically "1.0 under development". This might be close to a real 1.0 release, or pretty far (right after the 0.9 release, for example).
The difference between a "real" version and a snapshot version is that snapshots might get up...
Why is there no std::stou?
...rary has no corresponding “strtou”, and the C++11 string functions are all just thinly veiled wrappers around the C library functions: The std::sto* functions mirror strto*, and the std::to_string functions use sprintf.
Edit: As KennyTM points out, both stoi and stol use strtol as the underly...
Absolute positioning ignoring padding of parent
...idth of its parent and to be positioned at the bottom of that parent, basically a footer. But the child has to honor the padding of the parent and it's not doing that. The child is pressed right up against the edge of the parent.
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Why is it wrong to use std::auto_ptr with standard containers?
...lement must be able to be assigned or copied and the two elements are logically independent. std::auto_ptr does not fulfill this requirement.
Take for example this code:
class X
{
};
std::vector<std::auto_ptr<X> > vecX;
vecX.push_back(new X);
std::auto_ptr<X> pX = vecX[0]; // ...