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What kind of virtual machine is BEAM (the Erlang VM)?
From what I understand a virtual machine falls into two categories either "system virtual machine" or a "process virtual machine". It's kind of fuzzy to me where BEAM lies. Is there another kind of virtual machine I am not aware of?
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Associative arrays in Shell scripts
We required a script that simulates Associative arrays or Map like data structure for Shell Scripting, any body?
17 Answers...
Just what is Java EE really? [closed]
Java EE has this "mysterious shroud" around it for younger Java developers - one that I've been trying to lift myself for quite a while with little success.
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How to force ASP.NET Web API to always return JSON?
ASP.NET Web API does content negotiation by default - will return XML or JSON or other type based on the Accept header. I don't need / want this, is there a way (like an attribute or something) to tell Web API to always return JSON?
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Difference Between Cohesion and Coupling
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Cohesion refers to what the class (or module) can do. Low cohesion would mean that the class does a great variety of actions - it is broad, unfocused on what it should do. High cohesion means that the class is focused on what it should be doing, i.e. only meth...
check if variable is dataframe
...eritance (see What are the differences between type() and isinstance()?). For example, it will tell you if a variable is a string (either str or unicode), because they derive from basestring)
if isinstance(obj, basestring):
i_am_string(obj)
Specifically for pandas DataFrame objects:
import p...
What is token-based authentication?
...ication system is
simple. Allow users to enter their
username and password in order to
obtain a token which allows them to
fetch a specific resource - without
using their username and password.
Once their token has been obtained,
the user can offer the token - which
offers access to ...
Is $(document).ready necessary?
...ocument).ready necessary?
no
if you've placed all your scripts right before the </body> closing tag, you've done the exact same thing.
Additionally, if the script doesn't need to access the DOM, it won't matter where it's loaded beyond possible dependencies on other scripts.
For many CMS'...
Is there any reason to use a synchronous XMLHttpRequest?
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I think they might become more popular as HTML 5 standards progress. If a web application is given access to web workers, I could foresee developers using a dedicated web worker to make synchronous requests for, as Jonathan said, to ensure one request...
Writing files in Node.js
...n console.log(err);
}
console.log("The file was saved!");
});
// Or
fs.writeFileSync('/tmp/test-sync', 'Hey there!');
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