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What is the difference between Caching and Memoization?
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112
Memoization is a specific form of caching that involves caching the return value of a function b...
What does each of the [y,n,q,a,d,/,K,j,J,g,e,?] stand for in context of git -p
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2 Answers
2
Active
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Effect of a Bitwise Operator on a Boolean in Java
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123
The operators &, ^, and | are bitwise operators when the operands are primitive integral ty...
How do I download a binary file over HTTP?
...write(resp.body)
end
end
puts "Done."
Edit: Changed. Thank You.
Edit2: The solution which saves part of a file while downloading:
# instead of http.get
f = open('sample.flv')
begin
http.request_get('/sample.flv') do |resp|
resp.read_body do |segment|
f.write(segment)
...
What is the correct way to start a mongod service on linux / OS X?
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129
With recent builds of mongodb community edition, this is straightforward.
When you install via...
What's the difference(s) between .ToList(), .AsEnumerable(), AsQueryable()?
... object that implements IEnumerable, not IQueryable:
var ints = new[] { 1, 2 };
ReportTypeProperties(ints);
ReportTypeProperties(ints.AsEnumerable());
ReportTypeProperties(ints.AsQueryable());
The results:
Compile-time type: Int32[]
Actual type: Int32[]
Compile-time type: IEnumerable`1
Actual type...
Panel.Dock Fill ignoring other Panel.Dock setting
...l effect depends on the layout model.
With fixed positioned controls, the 2D position is independent of the sibling order, but when controls are overlapping, the control earliest in the order will be "on top", hiding part of siblings later in the order. In this context Bring to front / Send to back...
What does “where T : class, new()” mean?
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edited Jan 13 '17 at 21:22
Tohid
4,82177 gold badges4040 silver badges7373 bronze badges
answered J...
LINQ - Left Join, Group By, and Count
...c in context.ChildTable on p.ParentId equals c.ChildParentId into j1
from j2 in j1.DefaultIfEmpty()
group j2 by p.ParentId into grouped
select new { ParentId = grouped.Key, Count = grouped.Count(t=>t.ChildId != null) }
s...