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
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
It is applicable to PHP beginners and php beginners. This article describes the learning routes and suggestions for PHP beginners. for php beginners, [Guide] this article focuses on PHP learning issues! PHP Resource summary Daquan on Github, learning routes and suggestions for PHP
Css Beginners should pay attention to websites, css beginners websites
Css can be understood as a Layout markup language. There is a foreign website called Learn CSS Layout. The usage of each type of css is displayed on the current page with css, which is detailed.
Unlike other tutorials on the Internet, the content in Learn CSS Layout looks very easy. I think it may be due to the following reasons:
1. A ve
C ++ for beginners and C language for beginners
I learned c a long time ago, but I forgot about it. Recently I am engaged in JNI and studied c ++. I found that it is very similar to Java.
I just printed a 9-9 multiplication table with c ++. Haha
// Print the multiplication tableVoid printMultiplication (){For (int I = 1; I For (int j = 1; j Cout }Cout }}
The effect is as follows:
1*1 = 11*2 = 22*2 = 41*
PHP for beginners, Chinese name: porn for beginners. haha, I don't know if it will be blocked. The first night ,. New students learn PHP, Chinese name: new students learn porn film. haha, I don't know if it will be blocked. on the first night, my life will inevitably be boring. for me, I will soon graduate. Majoring in. net and a beginner in PHP, Chinese name: beginner takes porn film. haha, I don't know if
PHP for beginners, Chinese name: porn for beginners. Haha, I don't know if it will be blocked. The first night,
Life is boring. For me, I will graduate soon. I majored in. net. It is very convenient for Microsoft to develop things, but the Code also needs to be changed. By the way, I will add a brick to my resume. Cainiao. . Now, let's move on to PHP. Now that we have already learned the basics of. net, it'
For python beginners, feel different from C. For python beginners
I have been reading Python for more than half a month since the beginning. I have read Python core programming and Dive into Python. In other words, I read two books in half a month. I personally know that there are many small programs to be swallowed up. This is also because I have no need to use this book for large-scale development at the
Common HTML tags for beginners (3) List tags: html list tags for beginners
In the third blog, we are talking about inserting link tags. We usually see blue link tags, images, and emails on webpages, these are the functions of inserting the tags of The Link class.
Mailto is also a feature of the
Image Tag
labels are essential in the production of web pages. To ensure the diversity and diversity of web pag
JQuery beginners (3): jquery beginners
3. Events and animations
A. Events
Aa. DOM Loading
1. Why use jQuery to load the DOM method?
Use the javascript window. the onload () method is required to load the DOM by waiting until all resources on the requested page are loaded to add event behavior to the DOM element. jquery only needs to load the DOM element, bind the event immediately
2. Form:
$ (Function (){
Ajax for beginners. ajax for beginners
I. Ajax introduction, advantages and disadvantages, application scenarios and technologies
Ajax introduction:
Asynchronous Javascript And XML (Asynchronous JavaScript And XML)
It is not a single technology, but a combination of a series of interactive web application technologies.
AJAX is a technology used to create fast dynamic web pages. By performing a small amount
Swift beginners-advanced syntax and swift beginners
Default Binding (Optional Binding is automatically set to null)
Add ?, Nil can be bound by default.
Var window: UIWindow?
That is to say, if the value of window is not assigned, the value of window is nil.
This is different from the principle of automatic nil setup in the ARC mode in Objective-C. NilType exists in Swift, and its inverse operation
Install nginx in windows for beginners and windowsng.pdf for beginners
Windows Installation nginx,: http://nginx.org/download/
When downloading, download the. zip extension package because the. zip package has the nginx.exe Startup File.
After the download, put it in a directory on your local disk, enter the directory in the cmd command box, and enter
start nginx
You can start the nginx service. The page fo
Linux beginners: (1) Linux overview and linux beginners Overview
Blog Park (FOREVER_ENJOY): http://www.cnblogs.com/zyx1314/
This article is copyrighted by the author! Indicate the connection between the author and the original article
Structure of Linux Directories
In Linux, all files in the system are organized and managed in a directory. In Linux, all the files in the system are classified and h
Html/Css (article 2 for beginners) and css beginners
1. In actual work, a team is working on a project, not a person. Multi-person collaboration means that each team has its ownNaming Conventions.1. css selection character naming, standard.2. There are naming conventions.
Ii. css selection operator: Specifies the object (range) to which the css style applies)1. Tag selector: For html tags2. id selector: For
Html/Css (first entry for beginners) and css beginners
1. Understand the meaning of web standards-why web standards are adopted***** Separate content from style1. web standards are a series of standards and a series of technical standardsIn use, it is a combination of applications[1]. structured content xhtml[2]. css[3] JavaScript2. Web development gadgets-firebug in FirefoxTools-additional components-searc
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