The 16-week Linux course is nearing the end, though the process is painful, but the results are good.A mixed teaching on the inverted classroomThe first is NetEase cloud classroom this platform. Winter vacation when the small partner just recommended this platform, but who let me is lazy cancer syndrome patients, has not been put into practice, fortunately, in the first class of Linux and Lou Teacher's preferences hit a full. After using the MOOC plat
running
(GDB) break Start_kernel # breakpoints can be set before target remote or after
Experimental requirements:
Booting from Start_kernel to init process using GDB trace debug kernel
Detailed analysis of the process initiated from Start_kernel to Init process and the combination of experiments to write a signed blog, and in the blog post "real name (and the name of the final application certificate must be consistent) + Original works reproduced please specify the sou
Experimental requirements:
Booting from Start_kernel to init process using GDB trace debug kernel
Detailed analysis of the process initiated from Start_kernel to Init process and the combination of experiments to write a signed blog, and in the blog post "real name (and the name of the final application certificate must be consistent) + Original works reproduced please specify the source +" Linux kernel Analysis "MOOC Course/http mooc.stu
NetEase Cloud Classroom is a large online education platform developed by NetEase company, which provides a mass of free, high-quality courses, innovative personalized learning experience, free and open interactive environment for learners. After NetEase Open class, the Cloud classroom is NetEase company in the education field another heavyweight product.
Recently, NetEase cloud classroom online in the field of higher education computer professional courses. The teachers of computer courses all
connection between GDB and Gdbserver, press C to keep the Linux on qemu running
(GDB) break Start_kernel # breakpoints can be set before target remote or after
Experimental requirements:
Booting from Start_kernel to init process using GDB trace debug kernel
Detailed analysis of the process initiated from Start_kernel to Init process and the combination of experiments to write a signed blog, and in the blog post "real name (and the name of the final application certif
product form it is trying to provide behind the name.
And the wheels, the business intelligence systems, what's the problem?
There are many commercial BI products, foreign more well-known products, such as Tableau, Qlikview, Power BI, domestic claims have been agile, such as Yonghong BI, sail soft Finebi and BDP.
In addition, there are products from the Internet industry Company's new recruits, such as Aliyun's quick BI, NetEase's netease
If each row of a matrix is strictly monotonically incremented, we call the matrix the young Tableau. For the young matrix (a[m][N]), it usually involves two questions: (1) How to find an element x in the young matrix. (2) How to find the number of K large in the young matrix.
2. The solution
The young matrix is a very ingenious data structure, which can be used as a heap and as a balance tree.
(1) Problem 1 solution
"Programme One"
For the young mat
While there are few BI suite on the market, such as MicroStrategy and Pentaho, they have been competing with SAP's business Objects BI Suite.
Many of the more leading BI tool vendors, such as tableau or qlikview, may be able to surpass SAP in some areas, but some of the features of SAP BI Suite are still not achievable.
The biggest advantage of SAP BI Tools is its deep integration with other SAP applications, including SAP Business Suite, ERP, and E
tools
The previous tools are based on a prior model and have been used to detect known patterns and rules. Automatic Processing of complex, heterogeneous, and large-scale data often fails, therefore, we need to visualize the data analysis process to better explore patterns and find problems. Currently, the best data analysis visualization tools on the market are tableau and ggplot2 in R. These products have the following advantages:
It is closely r
There are many visual tools, such as tableau, a variety of JS framework, I personally feel it should be the best to learn JS, because JS does not need the environment, every computer has a browser, and like matplotlib need a development environment such as python, or more troublesome, But after all, using Python to process the data, this article is to write some of their own study notes, of course, know what the most important painting (I do not know-
and quantitative)This is big data. If you have a quantitative reasoning background and a degree in math or statistics, then you're half done. Plus, with some experience using statistical tools such as R, SAS, Matlab, SPSS, or Stata, you'll be able to lock in these jobs. In the past, many quantitative engineers have chosen to work on Wall Street, but with the rapid development of big data, it is now necessary to have a large number of geeks with a quantitative background.SqlThe data-centric lang
need. Leaflet is designed as an easy-to-use, performance-friendly tool. Thanks to HTML5 and CSS3, it supports all major computer and mobile platforms. If you also want to expand the app, there are a number of plugins available to install.URL please poke Download–leafletTableau PublicIt's an easy-to-operate app that can help you create a visually stunning piece of work. Just open the data and explore it with Tableau's desktop version. Then, store the visualizations in your 1GB
MOLAP Cube
Seamlessly integrates with other BI tools, such as tableau, while MicroStrategy and Excel will soon be available
Job Management and monitoring
Compression and encoding support
Incremental update of Cube
Leverage HBase coprocessor for query latency
Approximate Query Capability for distinct Count (Hyperloglog)
Easy-to-use Web management, build, monitor, and query the cube interface
Security capability to s
When "web Analytics" develops into "data intelligence", there is no doubt that data analysts should also have some changes in their work, in the past, primarily web-centric and channel-specific tactics, while in the future they need to be responsible for more strategic, business-oriented and (large) data expertise.The primary focus of data analysts should not be on lower-level infrastructure and tool development. The following points are the opportunity areas for data analysis:1. Processing: Mas
, thanks to open source projects such as Impala, published by Cloudera, SQL has been reborn as a common language for the next generation of Hadoop-sized data warehouses. 7. Data visualization (visualization) Big Data may not be easy to understand, but in some cases attracting eyeballs through fresh data is still an irreplaceable method. You can always use multivariate or logistic regression analysis to parse data, but sometimes using a visualizer like Ta
. The MT table Creates 12 partitions in tbs_mt_2012 based on the monthly partition method. You can manage these data files on your own later. When the tablespace is not enough, you can manually add data files (set the location by yourself). When the tablespace is exceeded, You can resize any of the data files.
Create a tablespace:
create tablespace tableau datafile 'E:\ORACLE\ORADATA\data\tableau01.DBF' size 4096m autoextend off, 'E:\ORACLE\ORADATA\da
There were two major voices for big data technology at the o'reilly Media Conference in New York in September this year: enterprise level and agility. We know that enterprise-level business intelligence products include Oracle Hyperion, SAP businessobjects, and IBM cogonos, while agile products include qlikview, tableau, and tibco spotfire.
If it turns out that big data must purchase enterprise-level products, it means that big data will spend a lot
The qlik sense desktop case shows the effects of several report cases that have just been viewed and completed (if the image is not displayed normally, refresh the page again) -I personally feel that the report design process is very simple and convenient, and the report interaction is also very strong, it is easy to analyze and view data information from various dimensions. I guess many people have heard of qlikview, and we can see that qlik has ranked second in the 2014 Bi development tool ran
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