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What does “javascript:void(0)” mean?
...ecurity problems for both browsers and webapps, and should never have been invented by Netscape.)
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【App Inventor 2 数据可视化】使用柱状图和饼图收集数据 - App应用开发 - ...
...使人们更容易理解。帮助人们一眼就能看到他们在生活或社区中关心的问题发生了什么。你喜欢用哪些不同方式的图像和图形来理解数据?所有的数据都留在App中，直到你按下Reset按钮。在本系列中，你可以查看以下指南，了解如...
谁在争抢UGC - 资讯 - 清泛网 - 专注C/C++及内核技术
...并重。YouTube、MySpace等网站都可以看做是UGC的成功案例，社区网络、视频分享、博客和播客(视频分享)等都是UGC的主要应用形式。
UGC正在成为互联网领域被十分看好的新的应用和商业模式，甚至形成了一种新的媒体形式，其潜在...
Do subclasses inherit private fields?
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No. Private fields are not inherited... and that's why Protected was invented. It is by design. I guess this justified the existence of protected modifier.
Now coming to the contexts. What you mean by inherited -- if it is there in the object created from derived class? yes, it is.
If you ...
无社交不商业，Uber将边缘化BAT - 资讯 - 清泛网 - 专注C/C++及内核技术
...一个打车软件。他只是以专车切入，去构建并经营强大的社区。并把社区当作强大的市场力量，反向去支配和影响上游的供应链。
而百度、阿里、腾讯（bat），目前垄断中国互联网的三家公司，届时很可能被边缘化，如同传统...
Difference between decimal, float and double in .NET?
...imals" it's good to use decimal. This is usually suitable for any concepts invented by humans: financial values are the most obvious example, but there are others too. Consider the score given to divers or ice skaters, for example.
For values which are more artefacts of nature which can't really be ...
BLE协议—广播和扫描 - 创客硬件开发 - 清泛IT社区，为创新赋能！
广播和扫描在无线通信中是非常重要的一个技术点。在BLE中，扫描和广播是通信的基础，用户可以直接用扫描和广播进行数据的传输（数据量不大，功耗要求较高的情况下），也可以在广播和扫描的基础上进行连接后点对点通信...
Chrome Extension Message passing: response not sent
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Don't re-invent the wheel. The deprecated chrome.extension.onRequest / chrome.exension.sendRequest methods behaves exactly as you describe. These methods are deprecated because it turns out that many extension developers did NOT close...
java SSL and cert keystore
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The types are 'keystore' and 'truststore'. Please don't invent redundant terminology.
– Marquis of Lorne
Feb 7 at 23:56
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Why does Python pep-8 strongly recommend spaces over tabs for indentation?
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I use tabs exclusively. I know very well why.
Tabs are actually a cool invention, that came after spaces. It allows you to indent without pushing space millions of times or using a fake tab (that produces spaces).
I really don't get why everybody is discriminating the use of tabs.
It is very mu...