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mongodb group values by multiple fields
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207
TLDR Summary
In modern MongoDB releases you can brute force this with $slice just off the basi...
Comparing boxed Long values 127 and 128
...bject comparisons.
Reference links:
https://today.java.net/pub/a/today/2005/03/24/autoboxing.html
https://blogs.oracle.com/darcy/entry/boxing_and_caches_integer_valueof
http://java.dzone.com/articles/surprising-results-autoboxing
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What's the difference between ISO 8601 and RFC 3339 Date Formats?
ISO 8601 and RFC 3339 seem to be two formats that are common the web. Should I use one over the other? Is one just an extension? Do I really need to care that bad?
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Printing everything except the first field with awk
...works but it will leave a leading space: awk '{first = $1; $1 = ""; print $0, first; }'
You can also find the number of columns in NF and use that in a loop.
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how to set textbox value in jquery
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edited Nov 16 '10 at 12:32
answered Nov 16 '10 at 12:16
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Does Entity Framework Code First support stored procedures?
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answered Jan 30 '11 at 21:15
anonanon
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How does Git handle symbolic links?
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edited Oct 27 '18 at 10:02
Peter Mortensen
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Setting an object to null vs Dispose()
...tringBuilder are already eligible
// for garbage collection here!
int y = 10;
DoSomething(y);
// These aren't helping at all!
x = null;
sb = null;
// Assume that x and sb aren't used here
The one time where it may be worth setting a local variable to null is when you're in a loop, and some branc...
ASP.NET MVC3 - textarea with @Html.EditorFor
I have ASP.NET MVC3 app and I have also form for add news. When VS2010 created default view I have only text inputs for string data, but I want to have textarea for news text. How I can do it with Razor syntax.
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difference and when to use getApplication(), getApplicationContext(), getBaseContext() and someClass
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edited May 24 '15 at 14:09
Malwinder Singh
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a...