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从Sloodle看三维虚拟学习环境的发展趋势 - 资讯 - 清泛网 - 专注C/C++及内核技术
...时间为每周四上午 6点)都会有老师对新学员进行 Sloodle的入门培训 ,讲课内容是完全开放的 ,甚至不需要在社区注册即可进入课堂。
三维虚拟学习环境的发展趋势
我们不可否认书面教材对学习的重要性 ,然而随着技术的...
deny direct access to a folder and file by htaccess
...*">
Deny from all
</Files>
<Files ~ "^index\.php|css|js|.*\.png|.*\.jpg|.*\.gif">
Allow from all
</Files>
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Android: Scale a Drawable or background image?
...out_height="wrap_content" >
<ImageView
android:id="@+id/imgPlaylistItemBg"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:adjustViewBounds="true"
android:maxHeight="0dp"
android:scaleType="fitXY"
and...
Take a screenshot of a webpage with JavaScript?
...o:
exec("CreateScreenShot.exe -url http://.... -save C:/shots domain_page.png");
Then you have the screenshot in the server side.
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Center a position:fixed element
... Somehow only approach that worked proper across all browser with my img. Thanks a bunch!
– user8139445
Jan 11 '19 at 23:11
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show 3 m...
Understanding FFT output
...at plotting the magnitude of the frequency as you suggested, sqrt(real^2 + img^2)? Regarding 3: I still don't get the 2Hz per bin result. In my case, N=32 and freq=32, right? So there are N/2=32/2=16 bins, and the highest frequency (Nyquist) is freq/2=32/2=16 Hz, resulting in 16 Hz per 16 bins, givi...
req.body empty on posts
...postman you have to send the data as raw.
https://i.stack.imgur.com/k9IdQ.png postman screenshot
If you have set,
app.use(bodyParser.urlencoded({
extended: true
}));
then 'x-www-form-urlencoded' option should be selected.
...
How can I wrap or break long text/word in a fixed width span?
...n,
h1 span, h2 span, h3 span, h4 span, h5 span {
display:inline-block;
}
img{
display:block;
}
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How to change plot background color?
...s.Line2D object at 0x2827e50>]
>>> canvas.print_figure('red-bg.png')
(Granted, not a scatter plot, and not a black background.)
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How to access a mobile's camera from a web app?
...work on desktop too: w3.org/TR/html-media-capture/images/file-upload-state.png
– viam0Zah
Sep 21 at 14:14
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