memcachedb

30道Java笔试题精选(附答案解析)

由 我只是一个虾纸丫 提交于 2020-10-03 12:32:06
都是一些非常基础的题，是我最近参加各大IT公司笔试后靠记忆记下来的，纯考Java基础功底，但是IT公司就喜欢考这些基础的东西，所以为了能进大公司就~当复习期末考吧。花了不少时间整理，在整理过程中也学到了很多东西，请大家认真对待每一题！ 下面都是我自己的答案，非官方，仅供参考，如果有疑问或错误请一定要提出来，大家一起进步~ 由于篇幅有限，以下只展示小部分面试题，有需要完整版的朋友可以点一点链接跳转领取： 链接： 点这里！！！ 暗号：CSDN 1.下面哪些是Thread类的方法（） A start() B run() C exit() D getPriority() 答案：ABD 解析：exit()是System类的方法，如System.exit(0)。 2.下面关于java.lang.Exception类的说法正确的是（） A 继承自Throwable B Serialable CD 不记得，反正不正确 答案：A 解析：Java异常的基类为java.lang.Throwable，java.lang.Error和java.lang.Exception继承 Throwable，RuntimeException和其它的Exception等继承Exception，具体的RuntimeException继承RuntimeException。 扩展：错误和异常的区别(Error vs

Storing Session State in an ASP.Net Web Farm (Memcachedb or…?)

由 不羁的心 提交于 2020-01-07 08:55:13
问题 We have an ASP.Net [MVC] web farm (Windows Server 2008 R2 running IIS). For which we want to share session state across each box. I'm aware that we can do this with SQL Server, but understand that there is an overhead to this (someone mentioned a 25% drop in performance). Memcachedb keeps getting mentioned time and time again, however I can't seem to find a way to hook it into ASP.Net for the purpose of session state. Has anyone put together a successful implementation of Memcachedb with .Net

Does adding Memcached/APC require writing codes again?

由 家住魔仙堡 提交于 2019-12-23 05:52:08
问题 I'm planing to add APC or MEMCACHED to my PHP code ! my question is does it require to rewrite all the code ? as i looked in to PHP Manual and there i got this ! function get_foo(foo_id) foo = memcached_get("foo:" . foo_id) return foo if defined foo foo = fetch_foo_from_database(foo_id) memcached_set("foo:" . foo_id, foo) return foo end So, for storing the variable i need to do memcached_set(...) or it's like that i add the plugin and get the performance boost ! I have no idea on APC /

Does adding Memcached/APC require writing codes again?

由 心不动则不痛 提交于 2019-12-23 05:52:07
问题 I'm planing to add APC or MEMCACHED to my PHP code ! my question is does it require to rewrite all the code ? as i looked in to PHP Manual and there i got this ! function get_foo(foo_id) foo = memcached_get("foo:" . foo_id) return foo if defined foo foo = fetch_foo_from_database(foo_id) memcached_set("foo:" . foo_id, foo) return foo end So, for storing the variable i need to do memcached_set(...) or it's like that i add the plugin and get the performance boost ! I have no idea on APC /

Subqueries and MySQL Cache for 18M+ row table

由 我与影子孤独终老i 提交于 2019-12-04 11:35:37
问题 As this is my first post it seems I can only post 1 link so I have listed the sites I'm referring to at the bottom. In a nutshell my goal is to make the database return the results faster, I have tried to include as much relevant information as I could think of to help frame the questions at the bottom of the post. Machine Info 8 processors model name : Intel(R) Xeon(R) CPU E5440 @ 2.83GHz cache size : 6144 KB cpu cores : 4 top - 17:11:48 up 35 days, 22:22, 10 users, load average: 1.35, 4.89,
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