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Python extending with - using super() Python 3 vs Python 2
...super() -> same as super(__class__, self)
so that would be the Python 2 equivalent for new-style classes:
super(CurrentClass, self)
for old-style classes you can always use:
class Classname(OldStyleParent):
def __init__(self, *args, **kwargs):
OldStyleParent.__init__(self, *args...
Favicon not showing up in Google Chrome [duplicate]
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236
Cache
Clear your cache. http://support.google.com/chrome/bin/answer.py?hl=en&answer=95582...
Getting pids from ps -ef |grep keyword
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234
You can use pgrep as long as you include the -f options. That makes pgrep match keywords in th...
Bootstrap 3 breakpoints and media queries
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208
Bootstrap 4 Media Queries
// Extra small devices (portrait phones, less than 576px)
// No med...
Cannot read configuration file due to insufficient permissions
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How to append multiple values to a list in Python
...ny other thing that provides a sequence of values.
>>> lst = [1, 2]
>>> lst.append(3)
>>> lst.append(4)
>>> lst
[1, 2, 3, 4]
>>> lst.extend([5, 6, 7])
>>> lst.extend((8, 9, 10))
>>> lst
[1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
>>> lst...
Check if a value is within a range of numbers
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221
You're asking a question about numeric comparisons, so regular expressions really have nothing...
海量数据相似度计算之simhash短文本查找 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...就是每条数据和simhash库里的数据比较需要做到3.6毫秒。
2、两条同一时刻发出的文本如果重复也只能保留一条。
3、希望保留2天的数据进行比较去重，按照目前的量级和未来的增长，2天大概在2000w — 5000w 中间。
4、短文本和...
Is it safe to use -1 to set all bits to true?
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How to remove the arrow from a select element in Firefox
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Okay, I know this question is old, but 2 years down the track and mozilla have done nothing.
I've come up with a simple workaround.
This essentially strips all formatting of the select box in firefox and wraps a span element around the select box with your cus...