whats hackathon

When hackathon encounters full-stack engineers and hackathon encountersOn February 24, April 17, he participated in the HackAthon24 hackathon organized by Sina Weibo platform architecture. I think it's the first time I 've participated in this type of technical activity. I feel novel and passionate. In fact, I feel that the back-end engineers have little advantag

I'm glad to have won the hackathon championship this time! The accuracy of our music prediction algorithm reaches RMSE = 13.24598. The implicit feedbacks of SVD ++ did not play a major role this time. On the contrary, 86 feature columns in words are of great help and used in logistic regression. In addition, the combination of various profiles, items, and artist of users also brings good results. The competition is described as follows:Competition go

On October 6, July 5, 2014, AVOS cloud joined forces with dynamic technology, qiniu cloud storage, ucloud, Intranet push, segmentfault, EOE developer community, 100 offer, csdn, and geek college to reach the magic capital, A two-day hackathon competition was held for developers. This activity was exclusively co-sponsored by moji.com to provide special reports on developers' ideas and products. As the guardian of mobile application security, love encry

Last weekend participated in the IBM Analytics held "Big Data Hackathon" Beijing Station competition, 4 people team to get the first place, very happy, also very difficult, we four wesor like to work together for a long time, their respective cooperation with tacit understanding, Won the final trophy. The first day from 9 o'clock to 11 o'clock more, I would like to stay up late but limited to the organizer of the venue, the next day 9 o'clock to three

"The 11th annual Baidu Hackathon Black Horse Prize project landed: Baidu Literacy--so that the browser does not have to copy the text"Video public class, online ppt is also manually input notes?The elegant sentence was p in the picture, there is no way for me all?Is there any type of text that cannot be copied on any page?Baidu Literacy plugin, Baidu browser exclusive support, convenient box select a key recognition, cut a picture can be all the text

Original article: Http://drbacchus.com/whats-new-in-openstack-juno/ Http://blog.russellbryant.net/2014/07/07/juno-preview-for-openstack-compute-nova/ Http://blog.flaper87.com/post/juno-preview-glance-marconi/ Https://etherpad.openstack.org/p/MetadataRepository-ArtifactRepositoryAPI Http://git.openstack.org/cgit/openstack/nova-specs/tree/specs/juno/approved Http://redhatstackblog.redhat.com/2014/08/05/juno-updates-security/ Http:

Label:MySQL: @variable vs. variable. Whats the difference? Up vote351down votefavorite 121 In another question I posted someone told me, there is a difference between:@variableAnd:variableIn MySQL. He also mentioned how MSSQL have batch scope and MySQL has session scope. Can someone elaborate on this for me? Add a Comment Up vote445down voteaccepted MySQLHas the concept of u

Server in a previous version of SQL Server, the view is not indexed, so the view is generally useless, in addition to occasionally use it to do some authority management to Outside Querying a view and using a connection statement is no different in

Server full-Text search features a number of good improvements to SQL 2000 Full-text search. The first is to be able to update data changes without having to rebuild the Full-text indexing index. You can update the index manually, or you can update

Server in SQL 2000, the user can create a custom function, the function return value can be a value, can also be a table. Maybe it's not clear how the custom function works. Previously mentioned in the optimizing database posts, try not to use

The server Microsoft SQL Server 2000 index does not have much change, originally thought will have R-tree, BITMAP index and so on Dongdong come out, the result very let a person lose Hope: ( However, there are some changes, the third one has said

Server New data type After adding four new data types to SQL 7, SQL 2000 provides two new types of data, bigint and sql_variant respectively. In today's increasing volume of data, int ( -2^31 (-2,147,483,648) to 2^31-1 (2,147,483,647)) is used to

The server now seems to be very popular with XML, and all sorts of things are starting to support XML. The mobile suit that is good at doing things naturally is to take the lead in everything. Browsers, Office, SQL, MDAC, and XML mixed with one

Here is my English to write a short summary, directly posted out. Let us know we're here to join Hackathon.That's a exciting Hackathon for me and also the China team, I think. We experienced the full process, and learned a lot on how to organize a nice Hackathon. Meanwhile it is also a good team building activity. ? Through This Hackathon, we worked closely, and

sweetheart name to replace this is not known who's Betty:>]. You may already know that if we want to know our user name in the system, we should run the following command: whoami The output is as follows: sk As you can see, my current login user name isSkNow I can use the following betty command to get the same result. betty whats my username The output is as follows: Betty: Running whoamisk Really cool, isn't it? Betty understands the "

Beginners Guide to learn Dimension Reduction techniquesintroduction Brevity is the soul of wit This powerful quote by William Shakespeare applies well to techniques used in data Science Analytics as well. Intrigued? Allow me to prove it using a short story.In could ', we conducted a data Hackathon (a Data science competition) in DELHI-NCR, India.Register for Data Hackathon 3.0–the Battle of s

This is a creation in Article, where the information may have evolved or changed. "Editor's words" This time the main share of Dockercon on the information, share all the content can be divided into three parts: 1. Docker 1.7.0 depth resolution; 2. Dockercon hackathon, 3. Dockercon Festival. First step: Docker 1.7.0 Depth AnalysisFrom the Docker version change log, Docker 1.7.0 will have more or less changes in four areas: Docker runtime, Docker code

This is a creation in Article, where the information may have evolved or changed. October 21-22nd, coordinates Shanghai, two days a night uninterrupted burning brain, designated Golang programming language, a "world's coolest developer Carnival" is coming. "Program design itself can be either a science or an art," Donald Knuth in his 1974-year speech at the Turing Award. When I mentioned the art of programming, I was mostly looking at a program with an aesthetic perspective. "In Knuth'

/downloads/JPetStore-1-2-0.pdf) with roughly equivalent code efficiency ). Of course, it will be mentioned later about whether less code is good or not. Solve a basic problem first: How to make less code?Technical Means Technical means are not the focus of our speech today. Because technical means are limited by the level of developers, it is extremely difficult to increase the number of technical means at once. Moreover, the business itself will limit the use of technical means. However, let's

whether the isinlist auxiliary method works as expected: [Testfixture] public class stringhelpertests {// Assert is a helper class in the nunit framework. It contains methods to check whether the returned values meet expectations. If the returned value is not as expected, an exception is thrown. You can immediately see the row where your test failed. For example, assert. istrue checks whether the return value of the isinlist method is true. If the returned value is false, an exception is th