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解决xrdp登陆一直黑屏的问题：显示通道被占用 - 操作系统(内核) - 清泛网移...
...：显示通道被占用xrdp_Login_Black_screen最近遇到使用xrdp登陆Linux桌面时，一直黑屏的问题，且重启xrdp服务也没有任何效果。经过调查最终发现服务器上除了xrdp外，还安装了vnc远程桌面，两款远程桌面使用了相同的显示通 最近遇...
解决xrdp登陆不上的问题：xrdp session: Login failed for display 0 - 操...
...确关闭，虽然在windows 系统关闭远程桌面连接，但是在里linux上的进程还在运行，导致连接数量达到上限，出现问题。
解决：通过设置sesman.in文件内的参数，解决。
cat /etc/xrdp/sesman.ini
[Sessions]
X11DisplayOffset=10
MaxSessions=50
Kil...
解决xrdp登陆一直黑屏的问题：显示通道被占用 - 操作系统(内核) - 清泛网 -...
...：显示通道被占用xrdp_Login_Black_screen最近遇到使用xrdp登陆Linux桌面时，一直黑屏的问题，且重启xrdp服务也没有任何效果。经过调查最终发现服务器上除了xrdp外，还安装了vnc远程桌面，两款远程桌面使用了相同的显示通 最近遇...
app inventor 里的换行符是什么？ - App Inventor 2 中文网 - 清泛IT社区，为创新赋能！
Linux(unix) 和 mac 默认使用 "\n" 作为换行符；Windows 默认使用 "\r\n" 作为换行符；"\n" 在 ACSII表中 对应 LF , ACSII值为 10 ，即0x0a (16进制) "\r" 在ACSII表中对应 "CR"， ACSII值为 13 ，即0x0d (16进制) &n...
Why JavaScript rather than a standard browser virtual machine?
Would it not make sense to support a set of languages (Java, Python, Ruby, etc.) by way of a standardized virtual machine hosted in the browser rather than requiring the use of a specialized language -- really, a specialized paradigm -- for client scripting only?
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UnicodeDecodeError: 'utf8' codec can't decode byte 0xa5 in position 0: invalid start byte
I am using Python-2.6 CGI scripts but found this error in server log while doing json.dumps() ,
15 Answers
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What's the difference between a method and a function?
... C#, there are only methods.
For C, there are only functions.
For C++ and Python it would depend on whether or not you're in a class.
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How to suppress scientific notation when printing float values?
...%f' % (1/10**8)
will display zeros only.
details are in the docs
Or for Python 3 the equivalent old formatting or the newer style formatting
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Split list into smaller lists (split in half)
I am looking for a way to easily split a python list in half.
17 Answers
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if A vs if A is not None:
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@cedbeu, Seems to depend on the value of A. I tested now python -m timeit -s"a=0" "if a: pass" "else: pass" is faster than python -m timeit -s"a=0" "if a is None: pass" "else: pass" but python -m timeit -s"a=1" "if a: pass" "else: pass" is slower. Might be platform dependant, see i...