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App Inventor 2 UrsAI2UDP 拓展 - UDP广播通信协议 · App Inventor 2 中文网
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拓展下载：
UrsAI2UDP.zip
demo下载：
CLOUD_REMOTE_VIDEO_CAR.aia
原作者开发动机
对于一个项目，应该开发一个与 ESP8266（项目）通信的 Android 应用程序。为了轻松开发应用程序，选择...
Scroll Automatically to the Bottom of the Page
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64
Vanilla JS implementation:
element.scrollIntoView(false);
https://developer.mozilla.org/en-U...
jQuery select by attribute using AND and OR operators
...d = $(this).attr('myid');
return (myId == '1' || myId == '3');
});
DEMO
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Calculating width from percent to pixel then minus by pixel in LESS CSS
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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Generate table relationship diagram from existing schema (SQL Server) [closed]
...tements you can try reverse snowflakes. You can join at sourceforge or the demo site at http://snowflakejoins.com/.
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Android Json and null values
..."bye","callback string");
or
json.optString("bye");
instead.
In your demo code, the
JSONObject json = new JSONObject("{\"hello\":null}");
json.getString("hello");
this you get is String "null" not null.
your shoud use
if(json.isNull("hello")) {
helloStr = null;
} else {
helloStr...
Need command line to start web browser using adb
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animating addClass/removeClass with jQuery
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Does Django scale? [closed]
... but, as others answered and Mike Malone mentions in his presentation, database design is critical. Strong proof might also be found at www.cnprog.com if we can find any reliable traffic stats. Anyway, it's not just something that will happen by throwing together a bunch of Django models :)
There ...
Node.js/Windows error: ENOENT, stat 'C:\Users\RT\AppData\Roaming\npm'
...s ago. I had to manually create the folder to make it work on Windows 8.1 x64.
– Sahas Katta
Aug 20 '14 at 19:51
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