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获取文件系统映像及恢复删除的数据（FAT文件系统格式描述） - C/C++ - 清泛...
...据读取完毕后，这个的数据就加载完毕了。这里还有一个问题，程序根据这个FAT表的簇号依次读取每个簇，则程序怎么知道一个簇读取完毕后这个文件就算读取完毕了？一般地，每个一个记录值为下列表中值，则说明已经读到文...
redmine开源项目管理工具介绍 - 开源 & Github - 清泛网 - 专注IT技能提升
...开放源码软件的解决方案，它提供集成的项目管理功能，问题跟踪，并为多个版本控制的选项的支持。
二、模块介绍
1.概述
该页面提供一个关于该项目的总体概述。其中问题跟踪标签的列出了每种类型大开的数量及总共的数...
redmine开源项目管理工具介绍 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...开放源码软件的解决方案，它提供集成的项目管理功能，问题跟踪，并为多个版本控制的选项的支持。
二、模块介绍
1.概述
该页面提供一个关于该项目的总体概述。其中问题跟踪标签的列出了每种类型大开的数量及总共的数...
Why does “while(true)” without “Thread.sleep” cause 100% CPU usage on Linux but not on Windows?
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Yup - on a '4+4' i7, (hyperthreading), one trivial CPU loop comes out at about 17-18%.
– Martin James
Jan 29 '13 at 12:55
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How can I determine if a .NET assembly was built for x86 or x64?
...of processor and bits-per-word.
I'm using PowerShell in this example to call the method.
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Which is faster: while(1) or while(2)?
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mov rbp, rsp
.seh_setframe rbp, 0
sub rsp, 32
.seh_stackalloc 32
.seh_endprologue
call __main
.L2:
jmp .L2
.seh_endproc
.ident "GCC: (tdm64-2) 4.8.1"
With -O1:
.file "main.c"
.intel_syntax noprefix
.def __main; .scl 2; .type 32; .end...
iOS 7 style Blur view
...bove, I recently reworked the blurs in GPUImage to support variable radii, allowing for the complete replication of the blur size in iOS 7's control center view. From that, I created the GPUImageiOS7BlurFilter class that encapsulates the proper blur size and color correction that Apple appears to be...
opengl: glFlush() vs. glFinish()
I'm having trouble distinguishing the practical difference between calling glFlush() and glFinish() .
8 Answers
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CPU Privilege Rings: Why rings 1 and 2 aren't used?
A couple of questions regarding the x86 CPU privilege rings:
3 Answers
3
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How to 'bulk update' with Django?
...ings like incrementing rows:
from django.db.models import F
Entry.objects.all().update(n_pingbacks=F('n_pingbacks') + 1)
See the documentation.
However, note that:
This won't use ModelClass.save method (so if you have some logic inside it won't be triggered).
No django signals will be emitte...