Database Developer Wiki

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...

The intermediary transaction SEO diagnoses Taobao guest Cloud host Technology Hall Editor's note: This article takes "camellia female" as an example, explains in simple terms the Manyou open Platform application development flow. Hope to be able to "webmaster" magazine reader Friend for reference. 　 　　Thank Sun Xichui, Panry, Zhang Jiaping and other friends to explain in simple and simple! 　　Developing an application to the Manyou open platform is not difficult for a developer with code authoring experience. As long as you are familiar with Sing Ucenter home, discuz! ...

What is Sina app Engine Sina app Engine (SAE) is the first public cloud computing platform (http://), which was developed in-house in August 2009 and officially launched the initial alpha version on November 3, 2009. sae.sina.com.cn), SAE is the core component of Sina's cloud computing strategy. &nbs ...

This paper is an excerpt from the book "The Authoritative Guide to Hadoop", published by Tsinghua University Press, which is the author of Tom White, the School of Data Science and engineering, East China Normal University. This book begins with the origins of Hadoop, and integrates theory and practice to introduce Hadoop as an ideal tool for high-performance processing of massive datasets. The book consists of 16 chapters, 3 appendices, covering topics including: Haddoop;mapreduce;hadoop Distributed file system; Hadoop I/O, MapReduce application Open ...

In the blink of an eye again to Friday, we have wood feel this week than the week before the holiday a lot faster? Whether you have wood or not, I feel it anyway. The main content of this week: Harvard University has successfully developed the world's first machine bee, Cloudstack founder Liang: Let the Chinese software to the world, Twitter post-PC era of the Internet "agile" development of the road to explore; As a conscience enterprise, Facebook will open an open-source switch , EMC set off the first SDN landing, Dropbox will host the biggest developer ever ...

Hive is what is in contact with a new thing the first thing to go back to is: What is this? Here is an introduction to the Hive Wiki: Hive is a data warehouse infrastructure built in top of Hadoop. IT provides tools to enable easy data ETL, a mechanism into put businessesflat-out ...

Navigation is an indispensable part of web design, and it is a quick way for site visitors to get the content they need. Navigation allows the hierarchical structure of the site to be clearly displayed in a structured manner and to guide users to find and manage information effortlessly, to deliver effectively. At the same time, navigation is generally located in the upper part of the Web page, but also in the Visual center area. While maintaining its reasonable function, a good navigation design can often become the crowning touch of the whole web design! A designer in the layout and overall planning Web page design, navigation is always an important element. We will think, navigate ...

Introduction: It is well known that R is unparalleled in solving statistical problems. But R is slow at data speeds up to 2G, creating a solution that runs distributed algorithms in conjunction with Hadoop, but is there a team that uses solutions like python + Hadoop? R Such origins in the statistical computer package and Hadoop combination will not be a problem? The answer from the king of Frank: Because they do not understand the characteristics of R and Hadoop application scenarios, just ...

The intermediary transaction SEO diagnoses Taobao guest Cloud host Technology Hall What is the PHP development framework? There are too many reasons to make PHP the most popular scripting language in the world-highly flexible and easy to use-but when writing PHP (or any language) code, people often get bogged down in tedious, repetitive physical activity. 　　And that's where the PHP development framework is. By providing a basic framework for developing Web applications, the PHP development Framework puts PHP program development on the pipeline. In other words ...

First, the preface somehow recently miss the campus life, miss the canteen fried rice. At that time will go to a variety of security BBS brush posts, like to see others write some of the security skills or experience of the summary; At that time BBS on a lot of article title are: Successful infiltration of XXX, successfully took xxx. Here is an invasion of a university in the Philippines article leads to the theme of the article, we first briefly look at the process. The university website uses the open source Web program called Joomla, (1) The youth uses a Joomla already public loophole to enter the Web backstage (2) youth makes ...