大约有 60 项符合查询结果（耗时：0.0059秒） [XML]
hasNext in Python iterators?
..., it's easy to obtain it with a little wrapper class. For example:
class hn_wrapper(object):
def __init__(self, it):
self.it = iter(it)
self._hasnext = None
def __iter__(self): return self
def next(self):
if self._hasnext:
result = self._thenext
else:
result = nex...
Creating a dictionary from a csv file?
...ect not a dictionary(and yes not a key value pair)
– HN Singh
Nov 10 '18 at 17:52
1
@HN Singh - Y...
Convert a matrix to a 1 dimensional array
...090 10000
y <- c(x) 22.406 33.8815 47.74805 40.7300 45.5955 1622.115 10000
Flattening a matrix is a common operation in Machine Learning, where a matrix can represent the parameters to learn but one uses an optimization algorithm from a generic library which expects a vector of para...
大模型拓展接入 kimi 报错？ - App Inventor 2 中文网 - 清泛IT社区，为创新赋能！
...ot;."Your account org-d7ccde2140934cbc85d
ea0b696cb99c2 u003cak-f
3ihf3beyqfi11hf6zk1\u003e
request reached organization max RPM: 3, please try again after 1 seconds","type":"rate_li mit_reached_error"}}
报错显示调用太频繁被 api 方拒绝，每秒调用...
grep without showing path/file:line
...ing for a pattern within a specific directory, this should suffice:
grep -hn FOO /your/path/*.bar
Where -h is the parameter to hide the filename, as from man grep:
-h, --no-filename
Suppress the prefixing of file names on output. This is the default
when there is only one file (or ...
Remove the last character in a string in T-SQL?
... SQL can be sometimes. This is incredible.
– eouw0o83hf
Apr 1 '13 at 21:10
Thanks, it helped me, in my case i had a la...
How do I trim whitespace?
...
1622
For whitespace on both sides use str.strip:
s = " \t a string example\t "
s = s.strip()
Fo...
Is there any reason to use a synchronous XMLHttpRequest?
...
Edited: I realize you're just dumping txt from a lazy HN user, but a little time in phrasing it nicely is appreciated here on SO.
– Frank Krueger
Aug 4 '11 at 16:41
...
Different return values the first and second time with Moq
...
With the latest version of Moq(4.2.1312.1622), you can setup a sequence of events using SetupSequence. Here's an example:
_mockClient.SetupSequence(m => m.Connect(It.IsAny<String>(), It.IsAny<int>(), It.IsAny<int>()))
.Throws(new Socke...
How to get the start time of a long-running Linux process?
... Slightly refactored for production use: gist.github.com/tripleee/2a1622fdf8ab080ce3b36d95af60010a
– tripleee
Aug 17 '16 at 6:23
1
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