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Http 415 Unsupported Media type error with JSON

... Not sure about the reason but Removing lines charset=utf8 from con.setRequestProperty("Content-Type", "application/json; charset=utf8") resolved the issue. share | improve this ans...
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Javascript checkbox onChange

... lol, use this from javascript $('#checkbox').attr('checked','checked'); $('#checkbox').click(); – Senad Meškin Jun 24 '15 at 17:11 ...
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Get the first element of each tuple in a list in Python [duplicate]

...on by some reasons, you can use map and operator.itemgetter: >>> from operator import itemgetter >>> rows = [(1, 2), (3, 4), (5, 6)] >>> map(itemgetter(1), rows) [2, 4, 6] >>> share ...
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Difference between Big-O and Little-O Notation

...m out, the more f(n) will be dominated by n (it will progressively diverge from it). g(n) ∈ Θ(n) means: at some point, zooming out will not change how g(n) compare to n (if we remove ticks from the axis you couldn't tell the zoom level). Finally h(n) ∈ O(n) means that function h can be in eith...
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Mysql ibdata 丢失或损坏如何通过frm&ibd 恢复数据 - 更多技术 - 清泛网 - ...

...开始执行 import tablespace,报错 ERROR 1030 (HY000): Got error -1 from storage engine。找到mysql的错误日志,InnoDB: Error: tablespace id in file ‘.\test\weibo_qq0.ibd’ is 112, but in the InnoDB InnoDB: data dictionary it is 1. 因为 weibo_qq0 之前的记录点在112,...
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Splitting a Java String by the pipe symbol using split(“|”)

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How to go back (ctrl+z) in vi/vim

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Undo scaffolding in Rails

... In some cases there are still leftover files that were not deleted from the scaffold. Check your version control, e.g. git status and/or git diff, to see if the destroy command missed anything. – aaron-coding Mar 31 '15 at 21:58 ...
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Remove plot axis values

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Infinity symbol with HTML

... From Wikipedia: ∞ share | improve this answer | follow | ...