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Awk学习笔记 - 更多技术 - 清泛网 - 专注C/C++及内核技术
Awk学习笔记awk是一种编程语言，用于在linux unix下对文本和数据进行处理。数据可以来自标准输入、一个或多个文件，或其它命令的输出。它支持用户自定义函数和动态正则表达式等先进功能，是linux unix下的一个强大编程工具。
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构建高并发高可用的电商平台架构实践 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...表为例；
对于访问数据库客户端来讲，需要根据用户的ID，定位到需要访问的数据；
数据切分算法，
根据用户的ID做hash操作，一致性Hash，这种方式存在失效数据的迁移问题，迁移时间内服务不可用
维护路由表，路由表中存...
Javascript parseInt() with leading zeros
Javascript's parseInt function does not seem to completely work.
7 Answers
7
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Get Current Area Name in View or Controller
How do you get the current area name in the view or controller?
12 Answers
12
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In Objective-C, how do I test the object type?
I need to test whether the object is of type NSString or UIImageView . How can I accomplish this? Is there some type of "isoftype" method?
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Pretty-Print JSON in Java
I'm using json-simple and I need to pretty-print JSON data (make it more human readable).
18 Answers
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jquery - fastest way to remove all rows from a very large table
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Hmmm. Frustrating. I would think that deleting would be much faster than insertion. Kind of makes me want to do really ugly stuff like just hide the table and create a new one when I want to update it.
– morgancodes
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How to input a regex in string.replace?
I need some help on declaring a regex. My inputs are like the following:
7 Answers
7
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Find the day of a week
Let's say that I have a date in R and it's formatted as follows.
7 Answers
7
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How to decompile an APK or DEX file on Android platform? [closed]
... with android .dex and java .class files
ApkTool - A tool for reverse engineering Android apk files
JD-GUI - Java Decompiler is a tools to decompile and analyze Java 5 “byte code” and the later versions.
for more how-to-use-dextojar. Hope this will help You and all! :)
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