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What is the difference between user and kernel modes in operating systems?
...CPU, performs its operations, restore the state and returns to user mode.
http://en.wikibooks.org/wiki/Windows_Programming/User_Mode_vs_Kernel_Mode
http://tldp.org/HOWTO/KernelAnalysis-HOWTO-3.html
http://en.wikipedia.org/wiki/Direct_memory_access
http://en.wikipedia.org/wiki/Interrupt_request
...
What is a C++ delegate?
...henever and wherever you like.
There are some very good examples here:
http://www.codeproject.com/Articles/7150/Member-Function-Pointers-and-the-Fastest-Possible
http://www.codeproject.com/Articles/11015/The-Impossibly-Fast-C-Delegates
http://www.codeproject.com/Articles/13287/Fast-C-Delegate
...
When to use self over $this?
...it calls Y::foo(). But with self::foo(), X::foo() is always called.
From http://www.phpbuilder.com/board/showthread.php?t=10354489:
By http://board.phpbuilder.com/member.php?145249-laserlight
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Eclipse returns error message “Java was started but returned exit code = 1”
....requiredJavaVersion=1.6 fixed this as my jvm version is 1.6. From the doc http://help.eclipse.org/indigo/index.jsp?topic=%2Forg.eclipse.platform.doc.isv%2Freference%2Fmisc%2Fruntime-options.html
osgi.requiredJavaVersion
The minimum java version that is required to launch Eclipse. The default valu...
Max size of an iOS application
...Thanks to comment from marsbear. In addition, the document has moved here:
http://developer.apple.com/library/ios/documentation/LanguagesUtilities/Conceptual/iTunesConnect_Guide/iTunesConnect_Guide.pdf
As of July 13, 2012
The above information is still the same with the exception of Over The Air do...
Python element-wise tuple operations like sum
...ay( [1,2,3] )
b = array( [3,2,1] )
print a + b
gives array([4,4,4]).
See http://www.scipy.org/Tentative_NumPy_Tutorial
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Why is iterating through a large Django QuerySet consuming massive amounts of memory?
...ion why not use django core's Paginator and Page objects documented here:
https://docs.djangoproject.com/en/dev/topics/pagination/
Something like this:
from django.core.paginator import Paginator
from djangoapp.models import model
paginator = Paginator(model.objects.all(), 1000) # chunks of 1000...
How can I link to a specific glibc version?
...t, or using a glibc-new => glibc-old cross-compiler.
According to the http://www.trevorpounds.com blog post Linking to Older Versioned Symbols (glibc), it is possible to to force any symbol to be linked against an older one so long as it is valid by using the the same .symver pseudo-op that is ...
How to write URLs in Latex? [closed]
...
You can use \url
\usepackage{hyperref}
\url{http://stackoverflow.com/}
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How to Publish Web with msbuild?
...ion="1.0" encoding="utf-8" ?>
<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<PropertyGroup>
<Configuration Condition=" '$(Configuration)' == '' ">Release</Configuration>
<SolutionName>MySolution</S...