Free Computer Programming Classes

Like many 10-year-olds, Nick Wolde (Nick Wald) will also extension outside the classroom. But the tutor who gave him his last lesson in a week taught him not to play piano scales and Spanish verbs, but to teach him how to write code. Nick, a five-year student in New York, had no experience at first, and he learned to write code that was enough to build a simple Web site for HTML, JavaScript, and CSS. He is currently developing an apple-Xcode environment called "Clockie."

In the past, we have introduced some principles of software development, such as the 10 commandments of high quality code and the UNIX design principles described in the UNIX legend (next article). I believe that you can learn from middle school some knowledge of design principles, as I said in the "How Do I Recruit procedures", a good programmer usually consists of its operational skills, knowledge level, experience level and ability four aspects. Here I would like to talk about some of the principles of design, I think these things belong to the long-term experience summed up knowledge. These principles should be understood by every programmer. But...

How to install Nutch and Hadoop to search for Web pages and mailing lists, there seem to be few articles on how to install Nutch using Hadoop (formerly DNFs) Distributed File Systems (HDFS) and MapReduce. The purpose of this tutorial is to explain how to run Nutch on a multi-node Hadoop file system, including the ability to index (crawl) and search for multiple machines, step-by-step. This document does not involve Nutch or Hadoop architecture. It just tells how to get the system ...

Is confused, hesitation, complain of E-commerce professional students, you good: This letter is written to the freshmen, but I believe that any level or even graduated from the E-commerce professional students have a role. Every year I can see and hear too many e-commerce majors complaining, yesterday, my alma mater, Xiangtan University, a classmate of electronic commerce and told me that now 07 class freshman was hit very seriously, at the same time, 05, 06 students are also complaining, complain all over the sky, and even a few students have turned professional. In spite of all these years, I have seen no ...

Intermediary transaction SEO diagnosis Taobao guest Cloud host technology Hall since the establishment of the first site to the present, also has a year. Unknowingly in the "webmaster" to their "title", more or less a bit of the feeling of being flattered. In the absence of a site of their own, how I hope to be in the vast network of the world has a website, at that time never considered to do a personal webmaster will face what, need to have something, just as before the mobile phone is how to want to have a mobile phone, but never thought of mobile phone to pay the fees and so on things ...

Intermediary transaction SEO diagnosis Taobao guest Cloud host technology Hall Guide: Online education in the 2013 suddenly hot, whether the traditional internet giants, or new entrepreneurs, or feel the Internet on the traditional industry impact of the offline traditional institutions have entered online education, divided the big cake. 　　   　　So what players in this industry, and what play, and what opportunities and trends, Black Horse 5000 word text for your system summary and analysis. What is online education online-e-learnin ...

PHP is an efficient network programming language, because it has the advantages of flexible writing, fast running and so on, quickly become the preferred language of web programmers. 　　So how do you become a good PHP developer? To become a master of PHP programming is not easy, not as many people imagine, as long as the ability to write a few simple code to solve a complex problem is the Master of PHP programming, the real PHP master still need to consider more other issues. 　　The following three guidelines are guidelines that a mature PHP programmer should follow first in programming. ..

Intermediary transaction SEO diagnosis Taobao guest Cloud host technology Hall about this article in fact, before writing this article, I have been thinking for a long time. Why do I have to write their own money experience out, stuffy sound of people who make money, I do see a lot of seniors through the network day to earn 5000. Earning 8000 and Hezuguachi in a month? When I see a lot of people ask me, how do you make a monthly profit of 8000? When a lot of people and I talk about college life don't know what to do, what to do in the future, when I am confused, when I heard the harsh game fighting voice in the bedroom. I think ...

Just on the Quora saw a similar question, "How to grow into a top coder within three years?" "The first answer is a portrait (NAO) person (dong) deep (da) province (Kai) comics, share to everyone: the landlord simple translation as follows: Days 1-10 self-study variables, constants, arrays, strings, formulas, declarations, functions ... Days 11-21 self-study process, pointers, references, classes, objects, inheritance, polymorphism ... Days 22-697 do a lot of entertaining programming. In the ...

Many companies are beginning to pay attention to large data and data analysis, but the talent is difficult to find Ah! In fact, it's easy to train a new programmer to be a capable data scientist, just a few cloud servers, and then learn a few weeks of machine learning on the Internet with a data specialist. The most famous data scientist training case is the "Enterprise Prediction Solution Platform" Kaggle, the latest award winner, Carter S. The Kaggle user developed a "overkill" using a simple but highly efficient approach ...