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Multiline strings in JSON
...aracter-except-"-or-\-or-control-character
\"
\\
\/
\b
\f
\n
\r
\t
\u four-hex-digits
Newlines are "control characters" so, no, you may not have a literal newline within your string. However you may encode it using whatever combination of \n and \r you require.
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What does the 'b' character do in front of a string literal?
...llows the bytes 0x01-0x7F to be specified with ASCII characters instead of hex numbers.
>>> b'A' == b'\x41'
True
But I must emphasize, a character is not a byte.
>>> 'A' == b'A'
False
In Python 2.x
Pre-3.0 versions of Python lacked this kind of distinction between text and binary...
How can I generate a unique ID in Python? [duplicate]
... = str(t)+' '+str(r)+' '+str(a)+' '+str(args)
data = hashlib.md5(data).hexdigest()
return data
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Text editor to open big (giant, huge, large) text files [closed]
...barely 500 KB, but it still supports searching (with regexes), printing, a hex editor mode, and settings.
loxx (Windows) – Supports file following, highlighting, line numbers, huge files, regex, multiple files and views, and much more. The free version can not: process regex, filter files, synchro...
UUID max character length
... formal definition of UUID string representations. It's 36 characters (32 hex digits + 4 dashes).
Sounds like you need to figure out where the invalid 60-char IDs are coming from and decide 1) if you want to accept them, and 2) what the max length of those IDs might be based on whatever API is use...
How to change the opacity (alpha, transparency) of an element in a canvas element after it has been
...illStyle = "rgba(255, 255, 255, 0.5)"; does not work. The value must be in hex.
– WebWanderer
Feb 2 '15 at 18:27
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Facebook Android Generate Key Hash
...ter you get the required SHA1 Key
Then goto
http://tomeko.net/online_tools/hex_to_base64.php
and paste your sha1 key
and finally you will get Required HashKey which you can use it to apply on facebook.
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Getting a map() to return a list in Python 3.x
I'm trying to map a list into hex, and then use the list elsewhere. In python 2.6, this was easy:
9 Answers
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高并发服务端分布式系统设计概要 - C/C++ - 清泛网 - 专注C/C++及内核技术
...y-on-write来同步。
最后再说说图中的Client部分。显然这个模块就是面向Web的接口，后面连接我们的“山推”系统，它可以包含诸多业务逻辑，最重要的，是要缓存group的信息。在Client和Web之间，还可以有诸如Nginx之类的反向代理...
How to make MySQL handle UTF-8 properly
...ET utf8mb4 on all tables/columns -- except columns that are strictly ascii/hex/country_code/zip_code/etc.
<meta charset charset=UTF-8> if you are outputting to HTML. (Yes the spelling is different here.)
More info ;
UTF8 all the way
The above links provide the "detailed canonical answer is...