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When does a process get SIGABRT (signal 6)?
...ll free() on a non-initialized/corrupted pointer
– grandrew
Jan 17 '16 at 12:22
If I have somewhere in the code, burie...
What are the file limits in Git (number and size)?
Does anyone know what are the Git limits for number of files and size of files?
10 Answers
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从源代码剖析Mahout推荐引擎 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...w FileDataModel(new File(file));
UserSimilarity user = new EuclideanDistanceSimilarity(model);
NearestNUserNeighborhood neighbor = new NearestNUserNeighborhood(NEIGHBORHOOD_NUM, user, model);
Recommender r = new GenericUserBasedRecommender(model, neighbor, user);
...
json_encode is returning NULL?
...ranca on the web. Instead of cluttering the API with additional parameters and overhead, PHP (rigthly) uses the most common encoding, leaving to you the conversion burden if you use an uncommon (or an almost dead, as in your case) encoding.
– ntd
Nov 1 '13 at 1...
How to mock void methods with Mockito
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@DeanHiller notice that setRate() is final, and therefore cannot be mocked. Instead try create()-ing an instance that does what you need. There should be no need to mock RateLimiter.
– dimo414
Jan 19 '16 at 23:31
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What's the correct way to convert bytes to a hex string in Python 3?
...ly no longer awkward:
>>> b'\xde\xad\xbe\xef'.hex()
'deadbeef'
and reverse:
>>> bytes.fromhex('deadbeef')
b'\xde\xad\xbe\xef'
works also with the mutable bytearray type.
Reference: https://docs.python.org/3/library/stdtypes.html#bytes.hex
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How can I verify a Google authentication API access token?
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For user check, just post
get the access token as accessToken and post it and get the response
https://www.googleapis.com/oauth2/v1/tokeninfo?access_token=accessToken
you can try in address bar in browsers too, use httppost and response in java also
response will be like
{
"i...
How to implement “select all” check box in HTML?
... Also, this code doesn't work in Safari 5 or Chrome 5. It works in FF 3.6, and IIRC, it worked in Safari 4. for(var i in checkboxes) checkboxes[i].checked = source.checked works in all browsers.
– Can Berk Güder
Jun 16 '10 at 11:18
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Drop unused factor levels in a subsetted data frame
...t, so the mydf <- droplevels(mydf) solution suggested by Roman Luštrik and Tommy O'Dell below is preferable.
– Johan
May 9 '14 at 10:41
1
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How to initialize a dict with keys from a list and empty value in Python?
...dict.fromkeys([1, 2, 3], []), all of the keys are mapped to the same list, and modifying one will modify them all.
– charleslparker
Jun 26 '13 at 16:47
11
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