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z****e 发帖数: 54598 | 6
spring和hibernate不是做网站才能用的
这两个跟网站没有必然联系
一个典型就是web service/api gateway也同样能用这两个
所以你认为ssh的学习只要把网站做出来就搞定的想法,是错误的
cassandra具体可以用在项目中,nosql用得是越来越多,这个应该是一个趋势
json怎么说也比relational table要频繁使用,但是这些东西说到底都是api而已
最关键还是要有理论指导,理论指导实践,还是要想想你哪里需要这些东东
不过要承认,web公司用这些用得比较多,其他公司用多少,要看其他公司的具体环境
很难一概而论说到底什么项目用什么,如果你非要举例的话
你可以从搜索引擎开始做,比如通过抓取网络上的文件,就是crawler了
很多面试题目上来就要求你做一个crawler,你可以自己实现一下
无非几个http req/resp之类的,当然有这样那样的问题,但是可以自己琢磨琢磨怎么
解决
然后存到本地,然后用elastic search建立一个本地搜索
应该就能够找出来一些东西了,这个只是初步,一点入门而已了
具体的相似度理论什么还是要学,你看东肥面经... 阅读全帖 |
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z****e 发帖数: 54598 | 7 1k socket那个用异步处理
启动1k个thread,每个占用一个socket
然后每次拿到req,就交给worker去处理
这样1k对付1m应该问题不大
只要这个连接不是压力非常大的那种
比如要求有状态的长时间连接
如果用来对付1m个视频并发访问的话,肯定是不行的
但是对付1m个网页的请求,问题不大 |
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z****e 发帖数: 54598 | 8 1k socket那个用异步处理
启动1k个thread,每个占用一个socket
然后每次拿到req,就交给worker去处理
这样1k对付1m应该问题不大
只要这个连接不是压力非常大的那种
比如要求有状态的长时间连接
如果用来对付1m个视频并发访问的话,肯定是不行的
但是对付1m个网页的请求,问题不大 |
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e********g 发帖数: 92 | 9 The req opens again! Resumes are welcome.
send
/* */ |
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e********g 发帖数: 92 | 10 The req opens again! Resumes are welcome.
send |
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t******l 发帖数: 77 | 11 several friends inquired the reqs. Yes, we do have multiple opens.
1. PM (program manager): senior position. Need to experience project
management, understand PLC (product life cycle), drive cross sites and
cross team operation/tasks, demonstrate the leadership and ownership.
2. PHY technical lead (validation): senior position. Need to experience high
speed IO PHY design or debug. Drive the validation requirement (DFV) into
silicon for the fast TTM, drive the validation and debug, oversee the ... 阅读全帖 |
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t******l 发帖数: 77 | 12 several friends inquired the reqs. Yes, we do have multiple opens.
1. PM (program manager): senior position. Need to experience project
management, understand PLC (product life cycle), drive cross sites and
cross team operation/tasks, demonstrate the leadership and ownership.
2. PHY technical lead (validation): senior position. Need to experience high
speed IO PHY design or debug. Drive the validation requirement (DFV) into
silicon for the fast TTM, drive the validation and debug, oversee the ... 阅读全帖 |
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z****e 发帖数: 54598 | 13
txn肯定不在12306内部完成
肯定要发给银行
而且要经过公网
而且银行的接口协议是iso8583,不是丢一个json过去就可以了的
中间要经过gateway翻译,从发送req到最后接收到resp
最快最快2-3s内可以完成,这假设的是中间几乎没有任何的网络延迟
以及只经过一个gateway比如paypal
如果是多个gateway的话,会慢很多,比如apple pay发给paypal
再发给银行,然后银行处理后返回,这中间2-3s是最少的
慢的话,20m+都有,在这个数量级下,老魏那个计数器的多少ns是没有什么意义的
而且前面swjtuer也说了,这里必须同步,否则就是古德霸的做法
如果同步的话,你就要等txn返回,如果要等的话,一次交易周期至少是2-3s
崩了
老魏后来还上了什么udp,这都是胡闹,金钱交易是非常慎重的
基本上前台都是https少部分用tcp/tls,后台都是iso8583 |
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k****r 发帖数: 807 | 14 从板上学了很多,在这里报个面静,攒个人品。
是找板上人内推的,
先是recruiter约了谈话;
再是一轮店面,面的是他家经典的平面最近的k个点。由于之前自己是按照quickselect
做的,被告知复杂度太高,现场很尴尬,还是觉得用quickselect做,我说我想做完再
想有没有更好的方法。做完了,又继续尴尬了一会,终于想起来用priorityqueue做,
做完了就只有10分钟了,我说我还可以做一道,但被告知不用了。。。。
昂赛:fresh graduate, 2轮code+2轮design+1轮manager聊天+午饭。
午饭就是各种聊天了,没什么说的;
manager聊天问简历上一切他感兴趣的;
code1:设计哈嘻表
code2: 寻找两个linked list的焦点,各种情况都需要考虑。有环没环,香蕉不香蕉
啥的。先分析,然后写code
design1:设计计算,淘破十被读最多的文章
design2: 设计网络response系统(之前总结了近20个系统设计竟然没见过此破题,
棒子考的),就是设计request来了返回response。。。。交流了一会竟然不知道他要... 阅读全帖 |
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x***l 发帖数: 31 | 15 2. Coding 1, I solved the problem with right complexity req.
2. Coding 2, I did poorly, was only able to solve the problem partially.
3. Design 1, a classic design question. I did ok, made few mistakes here and
there.
4. Design 2, did really well on this design problem.
5. Manager, Some HR questions. I am good at this type of bs questions, but
couldn't finished the 15 min coding question.
还有机会被叫回去面follow up吗? 有FB内部的人说说看。 |
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W***n 发帖数: 11530 | 16 NASCAR Aerodynamics Engineer
Apply
Auto Req ID:
24096BR
Job Title:
NASCAR Aerodynamics Engineer
Location:
Concord
State:
NC
Company:
Ford Motor Company
Job Description
Position Overview/Description:
We are seeking a skilled Aerodynamics engineer to join our Ford Performance
team in Concord NC. The Motorsports Engineering group is responsible for
overseeing all Ford Performance racing efforts. This group has a career
opportunity to join the team as a NASCAR Aerodynamics Engineer.
Responsibilit... 阅读全帖 |
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a****b 发帖数: 392 | 17 请把你感兴趣的职位代码(req id)连同简历发至[email protected]/* */ 谢谢
关注。 |
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a****b 发帖数: 392 | 18 请把你感兴趣的职位代码(req id)连同简历发至[email protected]/* */ 谢谢
关注。 |
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lw 发帖数: 62 | 19 Nvidia的SW infrastructure部门有open reqs,感兴趣的站内联系。Job description
below.
https://www.linkedin.com/jobs/view/211821025?trkInfo=searchKeywordString%
3ANvidia%2BSenior%2BInfrastructure%2BEngineer%2CsearchLocationString%3A%252C
%2B%2Cvertical%3Ajobs%2CpageNum%3A1%2Cposition%3A1%2CMSRPsearchId%3A5792c120
-f35d-4b6d-863c-4e11f23a286c_1478370313641&refId=5792c120-f35d-4b6d-863c-
4e11f23a286c_1478370313641&trk=jobs_jserp_job_listing_text |
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m********u 发帖数: 3942 | 20 公司为全球领先的信息与通信技术(ICT)解决方案供应商,薪资丰厚,工作地点Santa
Clara,CA
有兴趣的同学可以站内信或者发邮件:[email protected]/* */
Responsibilities:
• Design a comprehensive metadata support for the platform that
supports various data governance and security capabilities.
• Enhance the distributed query engine for various use cases,
especially in the area of heterogeneous data sources and cross-data-centers
query optimization.
• Develop algorithms that analyze query workload, derive common
workload ch... 阅读全帖 |
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e*****n 发帖数: 124 | 21 前面的都正常,后面有两段:
CONTACT: Mail resume with requisition number (Req. #2222) to Abaf company,
Attn: David Elef HR Ops, 1233 Batman Rd., WilsBerg, AR 77070.
This notice is being provided as a result of the filing of a permanent alien
labor certification application for this job opportunity. Any person may
provide documentary evidence bearing on the application to:
U.S. Department of Labor
Employment and Training Administration
Harris Tower
233 Peachtree Street, Suite 410
Atlanta, GA 30303
All qualifie... 阅读全帖 |
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t*********l 发帖数: 844 | 22 团队新增Req,本帖继续有效。请站内信联系内推。 |
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b***s 发帖数: 117 | 23 我觉得可以稍微修改一下
每个request进来,只需要判断queue里最头的request是不是在一秒之内就可以了
如果是,新的request fail
不是,删掉最老的,添加新的
每个request是 O(1)
当然,最外面是 Map |
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h*******0 发帖数: 270 | 24 用vertx和play都没错。
用worker verticle没什么毛病啊。 你要理解vertx和play的概念其实都是差不多的。
verticle其实就是actor啊。 用这种框架要考虑好业务逻辑。这样就不存在蛋疼了啊。
你的aws client就是client,和vertx没什么联系。 用vertx实现好你的业务逻辑,各
个verticle关系弄好就行。 用worker verticle来调用你的aws client。 play也是同
理。 actor本身也支持async 和sync两种。 所以用哪个都行。。
我原来公司用的是play 大约3million req/min。 所以handle10k/s不是问题。
其实你就算用spring也可以做到这个量级。 但是新的框架对于non blocking io的支持
会好些,scale方面会好些, 也会节约成本。 |
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h*****s 发帖数: 821 | 26 我很不明白为啥大家都能同时有好几个offer。投简历就算内推,你非常match,那边公
司开始给你电面,onsite就从一两个礼拜到一个多月不等。面完就算公司非常想要你,
Req approval也从一个礼拜到两三个礼拜不等才出offer。拿到offer后也就给你俩礼拜
考虑顶天了。就这样,大家怎么能够凑的出来多个offer同时出现的呢? |
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l*********i 发帖数: 22 | 27 http://ucsfhr.ucsf.edu/careers/
Req Number 23180BR
Job Title Staff Research Associate I or II
Job Summary Incumbent will perform over expression of crystallographic
amounts of mammalian membrane proteins in Pichia and Saccharomyces yeast
cells (If needed, expression levels will also be determined in E. coli and
mammalian cells such as HEK); design and construct suitable expression
vectors; determine expression levels from small-scale cultures; grow
fermentor-size cultures once adequate expressio |
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F*D 发帖数: 361 | 28 【 以下文字转载自 Boston 讨论区 】
发信人: MSMS (密码), 信区: Boston
标 题: Job opening--Accountant at Woburn High tech company.
发信站: BBS 未名空间站 (Mon Dec 21 11:43:14 2009, 美东)
Agiltron, a fast growing high-tech company, is looking for accountant for
full time position. Key to the position is the ability to handle a full
cycle A/P, A/R position. Accounts reconciliation, Responsibilities will
include Data Entry, filing, credit cards reconciliation, manufacturing and
other administrative tasks as assigned.
Position Req |
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v****n 发帖数: 362 | 30 Full time permanent job opening in National Cancer Institute at Frederick.
Job duty: supporting computing infrastructure for NCI-Frederick laboratories
, image analysis, bioinformatics visualization, system administration, etc.
sponsor H1B, relocation fee available
Link to application: https://cp-its-rmprd.saic.com/MAIN/careerportal/Job_
Profile.cfm?/
0UH24J0U6A6C16OTGHI1H3WL3FQR1YX5JB6YWB1FTTWAISTVUW1HZ4EU3OZ8XM32V1F3W5ROYGDF
DUTQWYV3VPT940LHMUSWX4OV3ENO7WBYVPRTCXU2P7QRQQWJ8TA4DBG0QOM2KFMV895TW... 阅读全帖 |
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Z******0 发帖数: 48 | 31 Kanglida Int’l Inc. seeks Market Research Analyst (Jamaica, NY) to collect
& analyze data on int’l shipping rates, trends & regs. Report to mngmt w.
info on current market, competitors, & assist w. pricing of services. Inform
US & Asia offices w. updated shipping policies. Coord marketing activities
& liaise w. clients. Reqs: Masters in finance concentration & Mandarin
Chinese fluency. Min. of 6 mo. exp in market research reqd. Resumes to:
o****[email protected] |
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S*****E 发帖数: 39 | 32 欢迎心态积极,善与人交往,英语流利, 正直,勤奋,有事业心,愿与公司共同发展的
人才或留学生。提供各种福利待遇。 有管理能力者空间无限。
Sales & Marketing Assistant:
# Familiar audio & video products
# Passion for Sales to develop customer base
# Detailed oriented
# Management potential
# Team player
# Bachelor deg. Req.
# English speaking & Writing
There is tremendous growth potential with this position. Assist H1
application for qualified person.
You will be measured on new business development as well as retention. Email
your resume to [email protected]
About ou... 阅读全帖 |
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d*******y 发帖数: 171 | 33 【 以下文字转载自 JobHunting 讨论区 】
发信人: dearpiggy (猪仙), 信区: JobHunting
标 题: 客户质量工程师职位----飞思卡尔中国(天津)
发信站: BBS 未名空间站 (Thu Jan 31 07:58:26 2013, 美东)
Company: Freescale China (Tianjin)
Position Title: Customer Quality Engineer
Numbers of Reqs: 1
============================================================================
Company Description:
Freescale Semiconductor, Inc. is a global leader in the design and
manufacture of embedded semiconductors for the automotive, consumer,
industrial, networking and wire... 阅读全帖 |
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d*******y 发帖数: 171 | 34 【 以下文字转载自 JobHunting 讨论区 】
发信人: dearpiggy (猪仙), 信区: JobHunting
标 题: 客户质量工程师职位----飞思卡尔中国(天津)
发信站: BBS 未名空间站 (Thu Jan 31 07:58:26 2013, 美东)
Company: Freescale China (Tianjin)
Position Title: Customer Quality Engineer
Numbers of Reqs: 3
============================================================================
Company Description:
Freescale Semiconductor, Inc. is a global leader in the design and
manufacture of embedded semiconductors for the automotive, consumer,
industrial, networking and wire... 阅读全帖 |
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h******3 发帖数: 3 | 35 Req ID: 383BR
PhD in Chemical Engineering, Biochemistry or a related field with 0-2 years
of experience...
Protein purification, protein chromatography (i.e.GE AKTAs...), filtration
(i.e. TFF...) and related protein analytical techniques.
http://careers.regeneron.com/rensselaer/other/process-scientist |
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e******3 发帖数: 16 | 36 Sr. Software Engineer to perform software engineering duties in various
unanticipated worksites in Washington, D.C. metro. area. Design, develop,
enhance, test, & implement software. Some supervisory duties. Involves
very occasional, local travel. Req’s Master’s Degree in Computer Science,
IT, or Engineering & 18 mo. experience as Software Engineer or Technical
Analyst working with: Eclipse, Tomcat, JBoss, SVN, Cruise Control, Hudson CI
, Spring, Struts, Java/J2EE, XML, JavaScript, Unix, So... 阅读全帖 |
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W*******3 发帖数: 1204 | 37 【 以下文字转载自 JobHunting 讨论区 】
发信人: WarCraft3 (沃山), 信区: JobHunting
标 题: Job opening: sales engineer, San Jose or jersey city
发信站: BBS 未名空间站 (Wed Jul 3 09:59:35 2013, 美东)
Job:
Sales engineer, to help sales team close deals on company's software and
services.
Work for a medium size global software company (1500+ emp).up to 25% travel
in us, with potential to travel to EU or other regions. Great combination of
tech skill and business experience. Work with high end customers like msft,
HSBC,jpmc, neta... 阅读全帖 |
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l**********0 发帖数: 7 | 38 本人去年7月底入职,刚刚工作满一年。我在PwC的Risk Assurance LOS下,目前firm有
招人计划,我可以帮大家内推,顺便上来攒攒RP。 简单介绍下firm背景,四大之一,
主要有三条LOS, assurance,tax and advisory。 具体可以参考网站信息。 目前系
统里Available positions包括 experienced associate, senior associate, manager
and above. 专业要求最好是商学院背景,会计,金融或者MIS。
有对四大感兴趣并且qualified的童鞋请发简历给我,我会帮你到我们员工内部推荐系
统里搜索是否有符合你背景的职位。
当然我希望你最好有一到两年工作经验,因为系统里大部分available的职位是
experienced associate。如果你刚才学校毕业而且没有任何相关经验,我帮你推了HR
那关也过不去。但是如果你自信有闪光点,我也可以帮你试试。 lovewasabi00@gmail.
com
想了解PwC assurance具体都干嘛,请戳这里http://www.pwc... 阅读全帖 |
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a*********3 发帖数: 18 | 39 【 以下文字转载自 JobHunting 讨论区 】
发信人: andylee2013 (andy), 信区: JobHunting
标 题: 可以帮助推荐下面职位
发信站: BBS 未名空间站 (Tue Aug 13 11:33:51 2013, 美东)
HPjobs: the numbers below are req #.
you can use it to search for the job openings to get detail info of the
position.
pls read the detail job descriptions first.
1. Ruby on Rails Web Developer- 1145833-Houston TX
2. Web/Mobile Application Master Architect-1177290 – San Diego, CA
3. Mobile Applications Developer (Recent Graduate)-1176117 – Sunnyvale, CA
if interested,... 阅读全帖 |
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h******3 发帖数: 3 | 40 有需要帮助者,请站内联系。
-----
Job Location: Rensselaer, NY
Auto req ID: 1741BR
Job Posting Title: Process Scientist
Person Type: Regular
Posting Category: Industrial Operations & Product Supply
Location: Rensselaer
Job Summary and Essential Functions: Known for its scientific and
operational excellence, Regeneron is a leading science-based
biopharmaceutical company that discovers, invents, develops, manufactures,
and commercializes medicines for the treatment of serious medical conditions
. Regeneron mark... 阅读全帖 |
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x*******6 发帖数: 994 | 41 请联系recruiter:
Michael A. Gliner: [email protected]/* */
Job Req # 520670
Manufacturing Company is looking for:
POSITION: Technical Specialist, Process Engineering
LOCATION: Oxford New York Area (40 Miles outside of Binghamton/50 mils
outside of Utica)
SALARY: 65-85K + Bonus
DEGREE: Required
EXPERIENCE: 3+ years process engineering and technical transfer
RELOCATION: Relocation Assistance Available
SUMMARY:
The engineer will provide technical engineering expertise for standardizing
and impro... 阅读全帖 |
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h***b 发帖数: 1233 | 42 generally no... if req'd, lender would tell you to. otherwise, it's hoax |
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h***b 发帖数: 1233 | 43 foreclosure--bank/lender is the owner.
short sale--home owner is still on title but bank/lender has the final say
on sale price--approval req'd. if multiple lenders involved, the approval
process (or denial) could be a long wait.
any deal can be good deal--including reg sale. just have to look at all the
diff aspects--location, price, condition, etc. |
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h***b 发帖数: 1233 | 44 if no loan involved, yes.
if need loan, title/escrow is req'd. title company does title search on
your prop and look for liens or defects. if clean, you pay for a title
policy for lender in return for loan money. |
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h***b 发帖数: 1233 | 45 inspection, escrow fee, appraisal if you want 3rd party opinion on value (
not req'd), title fees minimal. seller title ins pay by seller in CA. |
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s****a 发帖数: 501 | 46 这种gas的都要拖到加油站去加油么?
12AVB29Q711&langId=-
1&storeId=10151&productId=3278797&catalogId=10051&cmRelshp=req&rel=nofollo
w&cId=PDIO1 |
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h***b 发帖数: 1233 | 47 very tough to be honest. money involved isn't large enough to "attract"
lawyer. you can pay to hire one but expensive. try small claims court.
process is simpler, faster, and req min costs.
when dealing w/ contractor, always get reference, or get it thru referral.
never pay too much upfront. always in installments per project progress.
but there's very little you can do now... the guy probably did the same
thing to others.
6800 |
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