1. For extreme cocurrency, like twitch, douyu, we suggest using websocket or server event; 2. For small amount for the bank associate use, ajax should ...
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其他好文 时间:
2017-10-10 11:28:54
阅读次数:
141
27w/m Has it ever happened to you? Have you ever put your trousers in the washing machine and then remembered there was a large bank note in your back ...
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其他好文 时间:
2017-10-08 10:21:33
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237
一、简介: argparse是python用于解析命令行参数和选项的标准模块,用于代替已经过时的optparse模块。argparse模块的作用是用于解析命令行参数,例如python parseTest.py input.txt output.txt --user=name --port=8080。 ...
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编程语言 时间:
2017-10-07 22:04:14
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145
##content: Levels of transformation: Problem, algorithm, program/language, runtime system, instruction set architecture, microarchitecture, logic, cir ...
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其他好文 时间:
2017-10-07 18:44:41
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155
Snark and Philip are preparing the problemset for the upcoming pre-qualification round for semi-quarter-finals. They have a bank of nproblems, and the ...
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其他好文 时间:
2017-10-06 21:30:39
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240
Suppose a bank has N windows open for service. There is a yellow line in front of the windows which devides the waiting area into two parts. The rules ...
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其他好文 时间:
2017-10-06 16:56:06
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200
Snark and Philip are preparing the problemset for the upcoming pre-qualification round for semi-quarter-finals. They have a bank of n problems, and th ...
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其他好文 时间:
2017-10-05 20:27:25
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212
SDRAM 页读写 1.SDRAM页访问 一页通俗的来讲就是一行。 SDRAM页写操作时序图: 2.DDR(经常被提起,但是我和你不熟) DDR的连续访问操作 给DDR一个write命令,同时给出Bank,Col的信息,在WL=2时间后,如果给出下一个write命令和Bank,Col信息,则DDR可 ...
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其他好文 时间:
2017-10-04 00:55:54
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287
题目链接:http://acm.split.hdu.edu.cn/showproblem.php?pid=1114 Piggy-Bank Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)T ...
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其他好文 时间:
2017-10-03 22:15:14
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143
摘要 本文以MySQL数据库为研究对象,讨论与数据库索引相关的一些话题。特别需要说明的是,MySQL支持诸多存储引擎,而各种存储引擎对索引的支持也各不相同,因此MySQL数据库支持多种索引类型,如BTree索引,哈希索引,全文索引等等。为了避免混乱,本文将只关注于BTree索引,因为这是平常使用My ...
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数据库 时间:
2017-09-30 16:18:06
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250