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Difference between DirectCast() and CType() in VB.NET
... but otherwise it won't do any conversion. So, for example, you can't cast from short to int, like you could with a C# (int) cast. But you can cast from an IEnumerable to an array, if your underlying IEnumerable object variable really is an Array. And of course you can cast from Object to anything, ...
Why C# implements methods as non-virtual by default?
... like the old "If we give you the power you might hurt yourself" argument. From programmers?!
It seems to me like the coder who didn't know enough (or have enough time) to design their library for inheritance and/or extensibility is the coder who's produced exactly the library I'm likely to have to...
How can I correctly prefix a word with “a” and “an”?
...
And if a noun is missing from this output, you can certainly fall back to the simple rule engine.
– John Fisher
Aug 17 '09 at 15:06
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Why does X[Y] join of data.tables not allow a full outer join, or a left join?
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To quote from the data.table FAQ 1.11 What is the difference between X[Y] and merge(X, Y)?
X[Y] is a join, looking up X's rows using Y (or Y's key if it has one) as an index.
Y[X] is a join, looking up Y's rows using X (or X'...
XML attribute vs XML element
...ed):
<note day="12" month="11" year="2002"
to="Tove" to2="John" from="Jani" heading="Reminder"
body="Don't forget me this weekend!">
</note>
Source: http://www.w3schools.com/xml/xml_dtd_el_vs_attr.asp
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Async call with await in HttpClient never returns
I have a call I am making from inside a xaml-based, C# metro application on the Win8 CP; this call simply hits a web service and returns JSON data.
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Get users by name property using Firebase
...I do:
FirebaseRef.child('users').child(id).set(userData);
This id comes from:
var ref = new Firebase(FIREBASE);
var auth = $firebaseAuth(ref);
auth.$authWithOAuthPopup("facebook", {scope: permissions}).then(function(authData) {
var userData = {}; //something that also comes from authData
...
Determine if running on a rooted device
...ue here issuing commands on numerous Android phones of different API level from 9 - 23.
– EntangledLoops
Apr 9 '16 at 14:02
1
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Label points in geom_point
The data I'm playing with comes from the internet source listed below
3 Answers
3
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What does __FILE__ mean in Ruby?
...foo.rb".
Edit: Ruby 1.9.2 and 1.9.3 appear to behave a little differently from what Luke Bayes said in his comment. With these files:
# test.rb
puts __FILE__
require './dir2/test.rb'
# dir2/test.rb
puts __FILE__
Running ruby test.rb will output
test.rb
/full/path/to/dir2/test.rb
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