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Pointers in Python?
...
I want form.data['field'] and
form.field.value to always have the
same value
This is feasible, because it involves decorated names and indexing -- i.e., completely different constructs from the barenames a and b that you're asking about, and for...
How to force LINQ Sum() to return 0 while source collection is empty
...his be possible in the query itself - I mean rather than storing the query and checking query.Any() ?
6 Answers
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Difference of keywords 'typename' and 'class' in templates?
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typename and class are interchangeable in the basic case of specifying a template:
template<class T>
class Foo
{
};
and
template<typename T>
class Foo
{
};
are equivalent.
Having said that, there are specific cases ...
What is a Manifest in Scala and when do you need it?
...a workaround for Java's type erasure. But how does Manifest work exactly and why / when do you need to use it?
4 Answers
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Alter MySQL table to add comments on columns
I have been checking the MySQL Documentation for ALTER TABLE and it does not seem to include a way to add or modify a comment to a column. How can I do this?
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What is Java String interning?
What is String Interning in Java, when I should use it, and why ?
7 Answers
7
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Avoiding memory leaks with Scalaz 7 zipWithIndex/group enumeratees
... postfix: "",
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Turn a simple socket into an SSL socket
I wrote simple C programs, which are using sockets ('client' and 'server').
(UNIX/Linux usage)
4 Answers
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Why am I not getting a java.util.ConcurrentModificationException in this example?
...s says in the Javadoc:
The iterators returned by this class's iterator and listIterator
methods are fail-fast: if the list is structurally modified at any
time after the iterator is created, in any way except through the
iterator's own remove or add methods, the iterator will throw a
Con...
How to nicely format floating numbers to String without unnecessary decimal 0?
...f the idea is to print integers stored as doubles as if they are integers, and otherwise print the doubles with the minimum necessary precision:
public static String fmt(double d)
{
if(d == (long) d)
return String.format("%d",(long)d);
else
return String.format("%s",d);
}
...