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Optimizing away a “while(1);” in C++0x
...xecutes in another, and so on. Without these transformations, a loop might block all other threads while they wait for the one thread to finish said loop. (I use "thread" loosely to mean any form of parallel processing, including separate VLIW instruction streams.)
EDIT: Dumb example:
while (compl...
How to implement has_many :through relationships with Mongoid and mongodb?
... over the original array to build a new one with the values from the given block.
Using pluck is faster and maybe the fastest option.
class Physician
include Mongoid::Document
has_many :appointments
def patients
Patient.in(id: appointments.pluck(:patient_id))
end
end
class Appointmen...
How to have favicon / icon set when bookmarklet dragged to toolbar?
...acebook messenger in it's own small window
(might not work if your browser blocks popups by default)
data:text/html;charset=utf-8,
<html>
<link rel="shortcut icon" href="https://facebook.com/images/messengerdotcom/favicon/favicon.ico">
<script type="text/javascript">
...
How to create a custom attribute in C#
...functionality.
So, for instance, let's look at the Validation Application Block, from Microsoft's Enterprise Library. If you look at a code example, you'll see:
/// <summary>
/// blah blah code.
/// </summary>
[DataMember]
[StringLengthValidator(8, RangeBoundaryType...
What is the __del__ method, How to call it?
...into __del__() — instead, this code belongs to finally clause of the try block or to a context manager in a with statement. However, there are valid use cases for __del__: e.g. if an object X references Y and also keeps a copy of Y reference in a global cache (cache['X -> Y'] = Y) then it would...
Why should I not include cpp files and instead use a header?
...ect inclusion of source and compiler optimizing on. Because linking mostly blocks optimization.
– kriss
Dec 4 '09 at 16:48
|
show 5 more com...
What is the difference between canonical name, simple name and class name in Java Class?
... getTypeName(): ClassNameTest$1
There's an empty entry in the last block where getSimpleName returns an empty string.
The upshot looking at this is:
the name is the name that you'd use to dynamically load the class with, for example, a call to Class.forName with the default ClassLoader. W...
Stack smashing detected
...ools: a
heap/stack/global array overrun
detector, and a SimPoint basic block
vector generator. It runs on the
following platforms: X86/Linux,
AMD64/Linux, PPC32/Linux, PPC64/Linux,
and X86/Darwin (Mac OS X).
sha...
Should I use tag for icons instead of ? [closed]
...
<icon-add>
Just make sure to normalize the tag:
icon { display:block; margin:0; padding:0; border:0; ... }
and use a shim if you need to support IE9 or earlier (see post below).
Check out this StackOverflow Post:
Is there a way to create your own html tag in HTML5
To further my argu...
What is an IndexOutOfRangeException / ArgumentOutOfRangeException and how do I fix it?
...(this may take a relatively long time if old items must be copied to a new block). You resize them with Array.Resize<T>(), this example adds a new entry to an existing array:
Array.Resize(ref array, array.Length + 1);
Don't forget that valid indices are from 0 to Length - 1. If you simply t...