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Center a button in a Linear layout
I am using a linear layout to display a pretty light initial screen. It has 1 button that is supposed to centre in the screen both horizontally and vertically. However no matter what I try to do the button will top align centre. I have included the XML below, can some one point me in the right di...
What is the difference between and ?
...help the browser to display the page, but it is useful for search engines, screen readers, and other things that might read and try to interpret the page, besides human beings.
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Nginx缓存解决方案：SRCache - 更多技术 - 清泛网 - 专注C/C++及内核技术
...浪费将非常严重，此外还有数据一致性问题，所以它只是一个粗线条的解决方案。
对此类问题而言，SRCache是一个细粒度的解决方案。其工作原理大致如下：
SRCache工作原理
当问题比较简单的时候，通常SRCache和Memc模块一起...
How to terminate a window in tmux?
How to terminate a window in tmux? Like the Ctrl a k shortcut in screen with Ctrl a being the prefix.
10 Answers
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Vertical Text Direction
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sadly, if the vertical text is on the left side of the screen, most roman texts are read bottom-to-top. And then top-to-bottom if the text is on the right side of the screen. Having some values deprecated, we end up with the sole vertical-rl that is top to bottom for the right si...
MongoDB数据导出导入工具：mongoexport,mongoimport - 大数据 & AI - 清泛...
...工具mongoexport、mongoimport，Mongodb中的mongoexport工具可以把一个collection导出成JSON格式或CSV格式的文件，可以通过参数指定导出的数据项；mongoimport将相应文件导入到collection中。一、导出工具mongoexport
Mongodb中的mongoexport工具可以把...
How to install an apk on the emulator in Android Studio?
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Run simulator -> drag and drop yourApp.apk into simulator screen.
Thats all.
No commands.
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iOS / Android cross platform development [closed]
...ash developers. This is very easy to use but means that you end up wasting screen space when going from a 4:3 screen like the iPhone to a 16:9 like the new qHD Android devices. The Particle SDK's UI editor lets you design flexible layouts that scale, but also lets you adjust the layouts for individu...
Show Youtube video source into HTML5 video tag?
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I recently got this problem: The fullscreen is no longer supported on iPad! Your jsfiddle-example are perfect to illustrate: On pc it works, on iPad not. ..I guess I should ask a new question on this, but someone here maybe can comment?
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How can I make space between two buttons in same div?
... to appear in a row and allow for them to stack (due to wrapping) on small screens. To achieve spacing that worked both horizontally and vertically, using what bootstrap provides, I did: className='mb-2 mr-2', following @dragan-b's suggestion
– ABCD.ca
Apr 9 '1...