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Missing file warnings showing up after upgrade to Xcode 4
I recently upgraded to Xcode 4 (which is a great upgrade) but now I'm getting some warnings that I did not get before. I have looked through forums and other SO posts but have not come across how to fix this.
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How to unzip a list of tuples into individual lists? [duplicate]
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424
Use zip(*list):
>>> l = [(1,2), (3,4), (8,9)]
>>> list(zip(*l))
[(1, 3, 8),...
Finding sum of elements in Swift array
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479
This is the easiest/shortest method I can find.
Swift 3 and Swift 4:
let multiples = [...]
l...
“The underlying connection was closed: An unexpected error occurred on a send.” With SSL Certificate
...tion with our email marketing system at random times varying from [1hour - 4 hours]
13 Answers
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Find an element in a list of tuples
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240
If you just want the first number to match you can do it like this:
[item for item in a if ite...
ESP8285接入App Inventor 2深度调研：4种连接方案+是否需要开发拓展 - 创客...
...USB串口通信。但目前没有专门的IoT/ESP拓展组件。
三、4种连接方案详细分析
方案1：HTTP API方式(推荐首选)
原理：ESP8285上运行HTTP Server，App Inventor用内置Web组件调用。
ESP8285端代码(Arduino)：
#include <ESP8266WiFi.h>
#inclu...
Android: checkbox listener
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edited May 13 '14 at 16:43
primax79
42822 silver badges1414 bronze badges
answered Dec 5 '11 a...
Android 4.3 menu item showAsAction=“always” ignored
I'm using the new v7 appcompat library available starting from Android 4.3 (API level 18).
12 Answers
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How can I upgrade specific packages using pip and a requirements file?
...actly your problem, but in my case, I wasn't able to upgrade Django to 1.2.4 - I was always finishing with 1.2.3 version, so I uninstalled Django with:
<virtualenv>/bin/pip uninstall Django
Then I removed <virtualenv>/build/Django directory and finally I installed the proper version wit...