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Excel RTD(Excel Real-Time Data)实时刷新数据技术 - C/C++ - 清泛网 - 专注C/C++及内核技术
...ts an interface for a real-time data server.
/// </summary>
[Guid("EC0E6191-DB51-11D3-8F3E-00C04F3651B8")]
[TypeLibType(4160)]
public interface IRtdServer2
{
/// <summary>
/// Adds new topics from a real-time data server. The ConnectData method is called
/// when a file is op...
内存管理内幕：动态分配的选择、折衷和实现 - C/C++ - 清泛网 - 专注C/C++及内核技术
...的版本非常类似的基本结构，但是它加入了索引，这使得搜索速度更快，并且可以将多个没有被使用的块组合为一个大的块。它还支持缓存，以便更快地再次使用最近释放的内存。 ptmalloc 是 Doug Lea Malloc 的一个扩展版本，支持多...
Is there a way to detect if an image is blurry?
...
FM = entropy(Image);
case 'HISR' % Histogram range (Firestone91)
FM = max(Image(:))-min(Image(:));
case 'LAPE' % Energy of laplacian (Subbarao92a)
LAP = fspecial('laplacian');
FM = imfilter(Image, LAP, 'replicate', 'conv');
FM = mean2(FM.^2);
...
How to automatically generate a stacktrace when my program crashes
...ets you this output:
$ ./test
Error: signal 11:
./test(handler+0x19)[0x400911]
/lib64/tls/libc.so.6[0x3a9b92e380]
./test(baz+0x14)[0x400962]
./test(bar+0xe)[0x400983]
./test(foo+0xe)[0x400993]
./test(main+0x28)[0x4009bd]
/lib64/tls/libc.so.6(__libc_start_main+0xdb)[0x3a9b91c4bb]
./test[0x40086a]
...
Git workflow and rebase vs merge questions
...CVonC
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27
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C dynamically growing array
...
@Balkania: 7 * 3264 * 32 bit sounds like 91.39 kilobytes. Not that much by any standard these days ;)
– Wolph
Aug 21 '10 at 3:57
1
...
How to calculate moving average using NumPy?
...± std. dev. of 7 runs, 100 loops each)
Numpy array rolling :
31.3 ms ± 91.9 µs per loop (mean ± std. dev. of 7 runs, 10 loops each)
Numpy array rolling, edge handling :
61.1 ms ± 55.9 µs per loop (mean ± std. dev. of 7 runs, 10 loops each)
Timing, Large window (n=1001)
Direct "for" loo...
Is git's semi-secret empty tree object reliable, and why is there not a symbolic name for it?
...ommit 45e2ef2, commit 79b0edc, commit 840624f, commit 32a6707, commit 440bf91, commit 0b408ca, commit 2eabd38 (28 Oct 2019), and commit 1bcef51, commit ecde49b (05 Oct 2019) by brian m. carlson (bk2204).
(Merged by Junio C Hamano -- gitster -- in commit 28014c1, 10 Nov 2019)
t/oid-info: add em...
What belongs in an educational tool to demonstrate the unwarranted assumptions people make in C/C++?
...
91
The order of evaluation of subexpressions, including
the arguments of a function call and
ope...
Linux下部署企业级邮件服务器(postfix + dovecot + extmail) - 开源 & Gith...
...件包Time::HiRes、File::Tail和rrdtool
首先在http://search.cpan.org
搜索:Time::HiRes和File::Tail：并下载
http://oss.oetiker.ch/rrdtool/pub/?M=D 下载rrdtool-1.2.23.tar.gz
1、安装Time::HiRes
tar zxvf Time-HiRes-1.9707.tar.gz
cd Time-HiRes-1.9707
perl Makefile.PL
make
ma...