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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...
Removing a list of characters in string
...file(remove_chars_translate_unicode)
Results:
2.7.5 (default, Mar 9 2014, 22:15:05)
[GCC 4.2.1 Compatible Apple LLVM 5.0 (clang-500.0.68)]
"plain" string:
0.637 remove_chars_iter
0.649 remove_chars_re
0.010 remove_chars_translate_bytes
unicode string:
0.866 remove_chars_iter
0.680 remove_ch...
How Big can a Python List Get?
...pyport.h to be ((size_t) -1)>>1
On a regular 32bit system, this is (4294967295 / 2) / 4 or 536870912.
Therefore the maximum size of a python list on a 32 bit system is 536,870,912 elements.
As long as the number of elements you have is equal or below this, all list functions should operat...
CSS vertical alignment of inline/inline-block elements
...
4 Answers
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What is the difference between square brackets and parentheses in a regex?
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B--rian
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answered Mar 21 '12 at 9:24
Bohemian♦Bohemi...
Downloading all maven dependencies to a directory NOT in repository?
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ax.
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answered Oct 27 '11 at 6:05
RaghuramRaghuram
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What is the proper way to URL encode Unicode characters?
...ohn Biesnecker
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How to make a new line or tab in XML (eclipse/android)?
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Boris StrandjevBoris Strandjev
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Need to understand the usage of SemaphoreSlim
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edited Feb 10 '17 at 3:34
LeopardSkinPillBoxHat
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How to Compare Flags in C#?
...
In .NET 4 there is a new method Enum.HasFlag. This allows you to write:
if ( testItem.HasFlag( FlagTest.Flag1 ) )
{
// Do Stuff
}
which is much more readable, IMO.
The .NET source indicates that this performs the same logic a...