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创业测试:50个迹象表明你真该创业了 - 资讯 - 清泛网 - 专注C/C++及内核技术

...桌前,幻想着开创属于你自己的企业,那么这篇文章就是你而写的。你已经知道了创办一家公司可能是一个很吓人的过程,需...如果你此刻正坐在书桌前,幻想着开创属于你自己的企业,那么这篇文章就是你而写的。 你已...
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深入理解 x86/x64 的中断体系 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术

... 1. 实模式下的中断机制 x86 processor 在加电后被初始化 real mode 也称 real-address mode,关于实模式请详见文章:http://www.mouseos.com/arch/001.html processor 执行的第一条指针在 0xFFFFFFF0 处,这个地址经过 North Bridge(北桥)和 South ri...
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Does “display:none” prevent an image from loading?

...tyle="display:none;width:0;height:0;visibility:hidden;background:url('test.jpg')"></div>. Results: Firefox 29 & Opera 12 don't load. IE 11 & Chrome 34 load. – CoolCmd May 29 '14 at 16:13 ...
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Should I use tag for icons instead of ? [closed]

...n icon (as in the Japanese example) or an icon may look like text (as in a jpg button that says "Submit" or a cat photo with an overlaid caption) or text may be replaced or enhanced with an image via CSS. Text, image - who cares? It's all content. As long as everyone - humans with impairments, brows...
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C++中智能指针的设计和使用 - C/C++ - 清泛网 - 专注C/C++及内核技术

...针。每次创建类的新对象时,初始化指针并将引用计数置1;当对象作另一对象的副本而创建时,拷贝构造函数拷贝指针并增加与之相应的引用计数;对一个对象进行赋值时,赋值操作符减少左操作数所指对象的引用计数(...
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How to clear the cache of nginx?

...is one) Use: expires modified +90d; E.G.: location ~* ^.+\.(css|js|jpg|gif|png|txt|ico|swf|xml)$ { access_log off; root /path/to/htdocs; expires modified +90d; } share | improve...
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使用CSplitterWnd实现拆分窗口(多视图显示) - C/C++ - 清泛网 - 专注C/C++及内核技术

...静态拆分窗口中很容易使用两个以上不同种类的视图,因您可以在每个窗格中指定所用的视图类型。但是在动态拆分窗口中,MFC管理着视图, 除非从 CsplitterWnd派生一个新类并修改拆分窗口的默认操作性能,否则拆分窗口中的...
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JavaScript file upload size validation

...("fileUpload").files[0]; // <input type="file" id="fileUpload" accept=".jpg,.png,.gif,.jpeg"/> if (oFile.size > 2097152) // 2 mb for bytes. { alert("File size must under 2mb!"); return; } ...
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Amazon S3 boto - how to create a folder?

...ders or directories in S3. You can create file names like "abc/xys/uvw/123.jpg", which many S3 access tools like S3Fox show like a directory structure, but it's actually just a single file in a bucket. share | ...
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用C语言程序判断一个浮点型的数是否零? - c++1y / stl - 清泛IT社区,创新赋能!

f > -1e-7 && f < 1e-7 详细原理请参见:《浮点数在内存中的表示》。