大约有 40,000 项符合查询结果(耗时:0.0420秒) [XML]

https://stackoverflow.com/ques... 

Gunicorn worker timeout error

...hen, in order to save resources with many concurrent connections: pip install gevent , then worker_class gevent in your config file or -k gevent on the command line. – little_birdie Jan 5 '16 at 4:11 ...
https://stackoverflow.com/ques... 

A cron job for rails: best practices?

... I'm using the rake approach (as supported by heroku) With a file called lib/tasks/cron.rake .. task :cron => :environment do puts "Pulling new requests..." EdiListener.process_new_messages puts "done." end To execute from the command line, this is just "rake cron". This command ...
https://stackoverflow.com/ques... 

iPhone Data Usage Tracking/Monitoring

... The thing is that pdp_ip0 is one of interfaces, all pdpXXX are WWAN interfaces dedicated to different functions, voicemail, general networking interface. I read in Apple forum that : The OS does not keep network statistics on a process-by-process basis. As such, there's n...
https://stackoverflow.com/ques... 

How to convert decimal to hexadecimal in JavaScript

...) to hex and back using this technique. The question you linked is specifically referencing numbers too large to fit into a Double (hence the string representation in the question). If you've got a Number then this will work. If you have something too big to be a javascript Number object (a Double) ...
https://stackoverflow.com/ques... 

What is the bit size of long on 64-bit Windows?

...pointers for 64-bit platforms. The two mostly widely used were ILP64 (actually, only a very few examples of this; Cray was one such) and LP64 (for almost everything else). The acronynms come from 'int, long, pointers are 64-bit' and 'long, pointers are 64-bit'. Type ILP64 LP64 LLP64...
https://stackoverflow.com/ques... 

Are tuples more efficient than lists in Python?

...l be more like the tuple example above than the list example, but do you really believe that means performance will be similar? – mzz Jan 31 '10 at 15:21 ...
https://stackoverflow.com/ques... 

Fastest way to extract frames using ffmpeg?

... @Evi1M4chine just remove the -r parameter this will extract all frames – studioj Nov 15 '16 at 6:14 14 ...
https://www.tsingfun.com/it/cpp/1276.html 

boost自定义composite_key_compare比较函数 - C/C++ - 清泛网 - 专注C/C++及内核技术

...以自定义比较函数。另外,如果调试过程中遇到很奇怪的问题,可以在自定义比较函数中下断点进行调试。 // boost_demo.cpp : 定义控制台应用程序的入口点。 // #include "stdafx.h" #include "boost/shared_ptr.hpp" #include "boost/bimap.hpp" #in...
https://www.tsingfun.com/ilife/tech/1177.html 

糯米推全景地图 让竞争对手们如何接招? - 资讯 - 清泛网 - 专注C/C++及内核技术

...尾巴,创业的热情还异常火爆。那时,我就思考这样一个问题:O2O,尤其是餐饮类O2O,可以凭借一时的补贴吸引顾客,但补贴之后呢?信任感才是最重要的。如何建立信任感,将是O2O未来面临的一大挑战。 2015年7月,正值厨师...
https://www.tsingfun.com/ilife/tech/508.html 

国务院常务会议“大数据” - 资讯 - 清泛网 - 专注C/C++及内核技术

...策措施中还存在工作不协调、落实不到位、工作进度慢等问题,也存在欺上瞒下、弄虚作假和工作不作为等现象。 除了削权放权以外,国务院常务会议随后在简政放权的配套改革和监管方面也做出了部署。例如,本月15日的国...