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Idiomatic way to wait for multiple callbacks in Node.js
... to do some operations that depend on some temp file. Since
we're talking about Node here, those operations are obviously asynchronous.
What is the idiomatic way to wait for all operations to finish in order to
know when the temp file can be deleted?
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How do I list loaded plugins in Vim?
Does anybody know of a way to list up the "loaded plugins" in Vim ?
I know I should be keeping track of this kind of stuff myself but
it would always be nice to be able to check the current status.
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Difference between shared objects (.so), static libraries (.a), and DLL's (.so)?
...ate with respect to libraries in Linux, and would like to confirm some things.
4 Answers
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Convert Dictionary to semicolon separated string in c#
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Mahdi-Malv
4,31111 gold badge1818 silver badges4040 bronze badges
answered Oct 6 '10 at 11:01
LukeHLukeH
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What is the purpose of the single underscore “_” variable in Python?
...(/statement) in an interactive
interpreter session. This precedent was set by the standard CPython
interpreter, and other interpreters have followed suit
As a general purpose "throwaway" variable name to indicate that part
of a function result is being deliberately ignored (Conceptually, it is being...
Avoiding instanceof in Java
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You might be interested in this entry from Steve Yegge's Amazon blog: "when polymorphism fails". Essentially he's addressing cases like this, when polymorphism causes more trouble than it solves.
The issue is that to use polymorphism...
How can I define a composite primary key in SQL?
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Just for clarification: a table can have at most one primary key. A primary key consists of one or more columns (from that table). If a primary key consists of two or more columns it is called a composite primary key. It is defined as follows:
CREATE T...
How does inline Javascript (in HTML) work?
I know this is bad practice. Don't write code like this if at all possible.
6 Answers
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Dynamic LINQ OrderBy on IEnumerable / IQueryable
...les for Dynamic LINQ that allows you to use a sql-like string (e.g. OrderBy("Name, Age DESC")) for ordering. Unfortunately, the method included only works on IQueryable<T> . Is there any way to get this functionality on IEnumerable<T> ?
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Invoking a static method using reflection
I want to invoke the main method which is static. I got the object of type Class , but I am not able to create an instance of that class and also not able to invoke the static method main .
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