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OpenCV C++/Obj-C: Detecting a sheet of paper / Square Detection
...image, vector<vector<Point> >& squares)
{
// blur will enhance edge detection
Mat blurred(image);
medianBlur(image, blurred, 9);
Mat gray0(blurred.size(), CV_8U), gray;
vector<vector<Point> > contours;
// find squares in every color plane of the ...
Traits vs. interfaces
...gle class type(respecting class hierarchy of course) their's purpose is to enhance a type with additional functionality, not to "share code" over multiple classes and make a mess. It's not comparable! If something needs to be reused, it usually means it should have space of it's own, like separate c...
CentOS+Nginx+PHP+MySQL详细配置(图解) - 更多技术 - 清泛网 - 专注C/C++及内核技术
...本一致，这是必须的，切记！
首先我们把PHP和PHP-FPM下载到同一目录下，此次用的为php-5.3.0.tar.bz2和php-5.3.0-fpm-0.5.12.diff.gz，下载到了同一目录下
#tar xvf php-5.3.0.tar.bz2
#gzip -cd php-5.3.0-fpm-0.5.12.diff.gz | patch -d php-5.3.0 -p1 //...
App Inventor 2开发计步器与定位器 - App Inventor 2 中文网 - 清泛IT论坛，有思想、有深度
...时，数据依然存储在手机中。【参二】健身宝程序及资源下载AI伴侣最新版（广州版）健身宝（简版)（请右键选择链接另存为）健身宝（扩展版）（请右键选择链接另存为）【参三】我的车在哪儿 1、位置传感器
App Inventor为...
C# '@' before a String [duplicate]
...annot escape any characters within the string if you use the @ prefix). It enhances readability in cases where it can be used.
For example, if you were working with a UNC path, this:
@"\\servername\share\folder"
is nicer than this:
"\\\\servername\\share\\folder"
...
BLE（四）嗅探工具 - 创客硬件开发 - 清泛IT社区，为创新赋能！
...，可以直接从github：https://github.com/greatscottgadgets/ubertooth下载到最新的发布版。
优点：
售价约120美元，比较亲民本身是一个开源的硬件和软件工程，其设计目的就是用来进行蓝牙网络的嗅探，便于研究员和黑客使用针对不同...
Show git diff on file in staging area [duplicate]
... you to remove question marks if a solution really works; this will surely enhance other's trust on your answer :)
– Patrizio Bertoni
Mar 6 '15 at 16:03
15
...
Differences between Isotope and Masonry jQuery plugins [closed]
...f using typical left/top styles positioning, Isotope takes a
progressive enhancement approach and uses CSS transforms if supported
by the browser. This provides for top-notch performance for top-notch
browsers. With hardware acceleration kicking in, animations look silky
smooth on WebKit bro...
What are the differences between a HashMap and a Hashtable in Java?
...t support for iteration
via Enumeration objects. Collection views greatly enhance the
expressiveness of the interface, as discussed later in this section.
Map allows you to iterate over keys, values, or key-value pairs;
Hashtable does not provide the third option. Map provides a safe way
to rem...
C++ - passing references to std::shared_ptr or boost::shared_ptr
...st std::shared_ptr<std::string> &msg)
Think of the performance enhancement this will bring! (Never mind that we're about to send a typically large message over some channel, so the performance enhancement will be so small as to be unmeasureable).
But the real problem is that now the tes...