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微博为什么限制140字(附短信70字限制考) - 程序人生、谈天论地 - 清泛IT论...
...就注册了，之后再也没登录过。今天在人人网转发状态，提示我超过140字了，突然就好奇大家都在凑什么热闹，为什么除了网易微博，都限制140个字呢?当然也已经有过关于这个问题的解释，比如人民网上这位“并没有twitter方面...
Finding the index of an item in a list
...ure should be used if the list is very long?
– izhang05
Feb 22 at 20:36
@izhang: Some auxillary index, like an {elemen...
Force SSL/https using .htaccess and mod_rewrite
...SL-enabled virtual host or directories for defending against configuration errors that expose stuff that should be protected. When this directive is present all requests are denied which are not using SSL.
This will not do a redirect to https though. To redirect, try the following with mod_rewrite...
Regex lookahead for 'not followed by' in grep
...ash under Cygwin and when I change to single quotes, I'm still getting the error "event not found".
– SSilk
Jun 23 '17 at 13:44
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How to extract the decision rules from scikit-learn decision-tree?
...-- in the code below have since been updated in walkthrough link after the errors were pointed out in pull requests #8653 and #10951. It's much easier to follow along now.
sample_id = 0
node_index = node_indicator.indices[node_indicator.indptr[sample_id]:
node_i...
Base64 encoding and decoding in client-side Javascript
... need to thoroughly test the function for cross browser compatibility. And error has already been reported.
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How to deal with floating point number precision in JavaScript?
...bers like 1/10 without realizing that they wouldn't even blink at the same error if it occurred with 1/3.
If the first point really applies to you, use BigDecimal for JavaScript, which is not elegant at all, but actually solves the problem rather than providing an imperfect workaround.
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How do I show my global Git configuration?
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edited Aug 12 '19 at 0:05
Peter Mortensen
26.5k
Specify an SSH key for git push for a given domain
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@sinelaw Does this still work? I get Permission denied error all the time
– Alok Kumar
Nov 17 '17 at 7:50
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Counting the number of True Booleans in a Python List
...lse.
– Mark Tolonen
Jan 6 '17 at 22:05
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