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VR硬件行业洗牌进行时 70%创业公司倒闭转行做内容 - 资讯 - 清泛网 - 专注C...

...,《证券日报》曾就VR行业现状做过一次深度调研,揭露行业水平参差不齐的乱象。随后,以BAT为代表的互联网巨头也先后宣布自己的VR战略和团队,狂热的资本开始降温。 近日,《证券日报》记者再次走进业内龙头创业公...
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Catch multiple exceptions at once?

...d an exception filter to do it and C# doesn't expose that feature of MSIL. VB.NET does have this capability though, e.g. Catch ex As Exception When TypeOf ex Is FormatException OrElse TypeOf ex Is OverflowException What you could do is use an anonymous function to encapsulate your on-error code, ...
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How do you keep user.config settings across different assembly versions in .net?

...ere, making it obsolete. A sample obsolete setting would look like this in VB.NET (can easily be translated to C#): <UserScopedSetting(), DebuggerNonUserCode(), DefaultSettingValue(""), Obsolete("Do not use this property for any purpose. Use YOUR_NEW_SETTING_NAME instead."), NoSettingsVersionUpg...
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How can I generate UUID in C#

...] static extern int UuidCreateSequential(out Guid guid); VB Signature: Declare Function UuidCreateSequential Lib "rpcrt4.dll" (ByRef id As Guid) As Integer User-Defined Types: None. Notes: Microsoft changed the UuidCreate function so it no...
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【BLE技术内幕】BLE技术揭秘 - 创客硬件开发 - 清泛IT论坛,有思想、有深度

...蓝牙技术规范。蓝牙技术联盟(Bluetooth SIG)在2010年发布跨时代的蓝牙4.0,它并不是蓝牙3.0的简单升级版本,而是全新的技术架构,蓝牙4.0版本分两种模式:单模蓝牙和双模蓝牙。常见的蓝牙音箱,是典型的双模蓝牙,它需要...
https://www.tsingfun.com/ilife/tech/1012.html 

2016年最适合小投资的10个创业项目 - 资讯 - 清泛网 - 专注C/C++及内核技术

...多创业者的首选,面对行行色色的创业项目让很多人挑花眼,不知道该如何抉择。创业看似很难其实简单,抓住好项目你就勇敢之前!小投资创业项目是很多创业者的首选,面对行行色色的创业项目让很多人挑花眼,不知道...
https://www.tsingfun.com/it/tech/1068.html 

实现一个简单的服务端推方案 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...,一旦发现新数据便给客户端发出响应,这次交互便结束。客户端处理好新数据后再重新发起一个长连接,如此周而复始。 在上面这个Long Polling方案里,我们解决Polling中客户端轮询造成的负载和带宽的问题,但是依然存在...
https://www.tsingfun.com/ilife/tech/309.html 

中关村服务辐射百万创业者 - 资讯 - 清泛网 - 专注C/C++及内核技术

...者众创时代,越来越多的人选择自主创业,创新创业迎来最好的形势。然而,创业极具激情,却又极其消耗激情。创业的目标只有成功一个,失败却 众创时代,越来越多的人选择自主创业,创新创业迎来最好的形势。...
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用Javascript获取页面元素的位置(全) - 更多技术 - 清泛网 - 专注C/C++及内核技术

...需要知道某个元素在网页上的确切位置。下面的教程总结Javascript在网页定位方面的相关知识。一、网页的大小和...制作网页的过程中,你有时候需要知道某个元素在网页上的确切位置。 下面的教程总结Javascript在网页定位...
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In C# what is the difference between a destructor and a Finalize method in a class?

...d by the ~ sign. Like- Class MyClass { ~MyClass() { ..... } } In VB.NET, destructors are implemented by overriding the Finalize method of the System.Object class. Dispose These are just like any other methods in the class and can be called explicitly but they have a special purp...