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App Inventor 2 UrsAI2UDP 拓展 - UDP广播通信协议 · App Inventor 2 中文网
...设备标识符。然后，接收器会过滤掉它感兴趣的设备。
问题是：App Inventor 没有内置 UDP，而且我找不到可用的扩展。所以自己动手吧。
注意：
如果智能手机和远程站位于同一个（本地）网络中，则扩展可以完美运行。如果智...
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
... }
}
}
但是，这个函数有一个问题。如果网页内容能够在浏览器窗口中全部显示，不出现滚动条，那么网页的clientWidth和scrollWidth应该相等。但是实际上，不同浏览器有不同的处理，这两个值未必相等...
LINQ to SQL Left Outer Join
..., for example:
var query = from c in db.Customers
join o in db.Orders
on c.CustomerID equals o.CustomerID into sr
from x in sr.DefaultIfEmpty()
select new {
CustomerID = c.CustomerID, ContactName = c.ContactName,
OrderI...
JavaScript for detecting browser language preference [duplicate]
...igator.languages returns ["en-US", "en", "ru", "uk"]. Absolutely different order than my preference and language of my UI.
– stunpix
Oct 23 '15 at 13:24
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Formatting code in Notepad++
...rmat/auto-indent command? Nothing works. Nothing will auto-indent either PHP or JS on this day 2017-05-29. Can anyone explain what's going wrong and why the simple business of automatically indenting PHP and JS code is proving such a b*tching pain in the ***?
– mike rodent
...
Is it possible to preview stash contents in git?
...r file in an un-popped stash:
git diff HEAD stash@{0} -- path/to/filename.php
share
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How do I iterate through table rows and cells in JavaScript?
... Is that even JavaScript? Because your for loop looks somewhat like PHP.
– aravk33
Sep 28 '17 at 13:30
2
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How to print the contents of RDD?
...ion is to write in multiple files in HDFS, then use hdfs dfs --getmerge in order to merge the files
– Oussama
Jul 21 '15 at 16:10
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How to deploy correctly when using Composer's develop / production switch?
...d hosting, you might not be able to get to a command line
even if you did, PHP might be restricted there in terms of commands, memory or network access
repository CLI tools (Git, Svn) are likely to not be installed, which would fail if your lock file has recorded a dependency to checkout a certain c...
Sorting Python list based on the length of the string
...ey parameter:
xs.sort(key=lambda s: len(s))
This tells the sort method to order based on whatever the key function returns.
EDIT: Thanks to balpha and Ruslan below for pointing out that you can just pass len directly as the key parameter to the function, thus eliminating the need for a lambda:
xs.s...