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How to use PyCharm to debug Scrapy projects
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The scrapy comm<em>a<em>nem>dem> is a pytho<em>nem> script which mea<em>nem>s you ca<em>nem> start it from i<em>nem>side PyCharm.
Whe<em>nem> you exami<em>nem>e the scrapy bi<em>nem>ary (which scrapy) you will <em>nem>otice that this is actually a pytho<em>nem> script:
#!/usr/bi<em>nem>/pytho<em>nem>
from scrapy.cmdli<em>nem>e import...
也来说说React<em>OSem>的调试 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...类….有错的地方大家别笑,看React<em>OSem>的源码好多天了,许多wi<em>nem>dows下不...By::ProgrammeBoy
Blog:http://hi.baidu.com/ProgrammeBoy
老鸟飞过,科普类….有错的地方大家别笑,
看React<em>OSem>的源码好多天了,许多wi<em>nem>dows下不明白的地方看看React<em>OSem>的代码也...
How to i<em>nem>itialise memory with <em>nem>ew operator i<em>nem> C++?
I'm just begi<em>nem><em>nem>i<em>nem>g to get i<em>nem>to C++ <em>a<em>nem>dem> I wa<em>nem>t to pick up some good habits. If I have just allocated a<em>nem> array of type i<em>nem>t with the <em>nem>ew operator, how ca<em>nem> I i<em>nem>itialise them all to 0 without loopi<em>nem>g through them all myself? Should I just use memset ? Is there a “C++” way to do it?
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What's the Poi<em>nem>t of Multiple Redis Databases?
...is i<em>nem>to separate databases as I sometimes <em>nem>eed to make use of the keys comm<em>a<em>nem>dem> o<em>nem> o<em>nem>e specific ki<em>nem>d of data, <em>a<em>nem>dem> wa<em>nem>ted to separate it to make that faster.
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How to co<em>nem>vert a <em>nem>umber to stri<em>nem>g <em>a<em>nem>dem> vice versa i<em>nem> C++
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Update for C++11
As of the C++11 st<em>a<em>nem>dem>ard, stri<em>nem>g-to-<em>nem>umber co<em>nem>versio<em>nem> <em>a<em>nem>dem> vice-versa are built i<em>nem> i<em>nem>to the st<em>a<em>nem>dem>ard library. All the followi<em>nem>g fu<em>nem>ctio<em>nem>s are prese<em>nem>t i<em>nem> <stri<em>nem>g> (as per paragraph 21.5).
stri<em>nem>g to <em>nem>umeric
float stof(co<em>nem>st s...
Co<em>nem>vert a Git folder to a submodule retr<em>osem>pectively?
Quite ofte<em>nem> it is the case that you're writi<em>nem>g a project of some ki<em>nem>d, <em>a<em>nem>dem> after a while it becomes clear that some compo<em>nem>e<em>nem>t of the project is actually useful as a st<em>a<em>nem>dem>alo<em>nem>e compo<em>nem>e<em>nem>t (a library, perhaps). If you've had that idea from early o<em>nem>, the<em>nem> there's a fair cha<em>nem>ce that m<em>osem>t of that code is ...
How to i<em>nem>stall a plugi<em>nem> i<em>nem> Je<em>nem>ki<em>nem>s ma<em>nem>ually
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Yes, you ca<em>nem>. Dow<em>nem>load the plugi<em>nem> (*.hpi file) <em>a<em>nem>dem> put it i<em>nem> the followi<em>nem>g directory:
<je<em>nem>ki<em>nem>sHome>/plugi<em>nem>s/
Afterwards you will <em>nem>eed to restart Je<em>nem>ki<em>nem>s.
share
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How ca<em>nem> I list all the deleted files i<em>nem> a Git rep<em>osem>itory?
I k<em>nem>ow Git stores i<em>nem>formatio<em>nem> of whe<em>nem> files get deleted <em>a<em>nem>dem> I am able to check i<em>nem>dividual commits to see which files have bee<em>nem> removed, but is there a comm<em>a<em>nem>dem> that would ge<em>nem>erate a list of every deleted file acr<em>osem>s a rep<em>osem>itory's lifespa<em>nem>?
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How to check that a<em>nem> eleme<em>nem>t is i<em>nem> a std::set?
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this is specific for sets <em>a<em>nem>dem> maps. vectors, lists etc. do<em>nem>'t have a fi<em>nem>d member fu<em>nem>ctio<em>nem>.
– wilhelmtell
<em>Nem>ov 9 '09 at 13:53
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Why there is <em>nem>o Co<em>nem>curre<em>nem>tHashSet agai<em>nem>st Co<em>nem>curre<em>nem>tHashMap
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@<em>A<em>nem>dem>rew, I thi<em>nem>k the motivatio<em>nem> behi<em>nem>d usi<em>nem>g a "Co<em>nem>curre<em>nem>tSet" stems from <em>nem>ot the API but rather the impleme<em>nem>tatio<em>nem> - thread safety but without a u<em>nem>iversal lock - multiple co<em>nem>curre<em>nem>t reads for i<em>nem>sta<em>nem>ce.
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