SAS Program has three types of errors:
Programing logic errors (how to identify and resolve );
Syntax errors (how to recogize ANC correct );
Data errors (how to examine and resolve.
How to write an efficient SAS Program:
Write code that is easy to read as much as possible (one line per sentence, indented layout, and comments more)
Test any part of the program
Test Program with a small dataset (for
Disk media in the storage area is the most critical device, and all data and information is stored on disk media. The reading speed of the data is determined by the connection interface of the disk media. We used to do data storage through SCSI or SATA interfaces and hard drives. But in recent years a new technology has increasingly been favored by small and medium-sized enterprises and even large enterprises. Is the SAS technology and its correspondi
YYjia cms front-end filtering is lax, resulting in injection #2
YYjia cms front-end filtering is lax, resulting in injection #2I looked at this file and found that there are still vulnerabilities:
Elseif ($ caozuo = "delapp") {$ uploadid = $ _ GET ['id']; $ lx = $ _ GET [lx]; $ SQL = "delete from user_data where zxid = '". $ uploadid. "'and type = '2'"; $ _ SGLOBAL ['db']-> query ($ SQL); $ SQL = "select
A reflective XSS and refer verification on Sina Weibo is lax (user login names and plaintext passwords can be intercepted, worms can be used, and followers can be refreshed)
I originally wanted to find a CSRF. I found an XSS, and then I found a refer with lax verification. In combination, I can click here to get my attention.
First, reflection XSS here: http://service.weibo.com/widget/public/login.php? Sour
Www.cnki.net the JS verification of registered users of chinnet is lax, causing the upload of shell. The intranet does not dare to forward it in. If it is forwarded, the website cannot be opened .... this vulnerability has been put for a long time, submitted to the end of the day before the mourning http://my.cnki.net/elibregister/commonRegister.aspx registration of the place before to limit the registration of what asp. asp, or something, and a frien
Opening remarks:
I personally think that the entire SAS protocol family is large, and there are many concepts that are hard to understand. I can only study the actual code at work while reading the protocol in detail. In this way, we can better understand the SAS protocol.
It is the best way to understand the protocol according to the code. Think about all the protocols for data transmission. The communicat
Shortly after the release of iOS 7, Teehan Lax released the iOS 7 gui psd template. This website shares manyPSDTemplate material, these exquisitePSDThe Interface Template is very useful in the creation of the interface prototype. It can help the designer save a lot of time and energy. Download it now.Articles you may be interested in
45 sets of exquisite mobile phone interface design materials and design tools
Sharing 30 sets of exquisite Web a
Session verification for backup data of a general system is lax
The session verification of backup data in a general system is lax, and the file name cannot be strictly controlled. getshell =
Backup. php
We can see unauthenticated sessions, so we can directly access them without authorization.
We take the vendor for testingDirect Access: http://www.xanet.net/admin/databak/backup.php
Select Local click Ba
Path to mathematics-sas memo (14), path to sas memo 14
Sas Date Format
Data _ null _;X = '7jan2012 'd;
Put x yymm7 .;
Put x yymmc7 .;
Put x yymmd7 .;
Put x yymmn6 .;
Put x yymmp 7 .;
Put x yymms7 .;
Put x yymon7 .;
Put x mmddyy10 .;
Put x yymmdd10 .;
Run;
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Path to mathematics-sas memo (17), path to mathematics-sas memo 17SAS Date and Time FormatData _ null _;Input mydate YYMMDD10 .;Put mydate YYMMDDB10 .;Put mydate YYMMDDC10 .;Put mydate YYMMDDD10 .;Put mydate YYMMDDN8 .;Put mydate YYMMDDP10 .;Put mydate YYMMDDS10 .;Cards;2014-05-;Run;All content of this blog is original, if reproduced please indicate the source http://blog.csdn.net/myhaspl/2014 05 182014-05-
recently re-spread on the database, the company's core database every day IO full, in the study with SAS 16*RAID10, or RAID10 ssd*6, or FIO;the principle, no raid-5 for database; eh; the root of all evil ;No.2 principle, most of the time, the database does not need too high CPU, now 2 sockets are basically enough, more MySQL is not used;No.3 principle, large memory, high IO, is the necessary condition of modern web-based database;now the big companies
One wallet app's parallel permission control is lax, leading to user information leakage
You can check the personal information corresponding to the specified mobile phone number.
Interface: the app portal is the activity "I ".Https://mobile.1qianbao.com: 443/mtp-web/p1/op_query_userinfo.jsonPost Parameters{"OperationType": "op_query_userinfo", "clientId": "16f2fc81-4a10-4b2e-81ef-b71ed1bbaab6", "targetPhoneNum ":"
****** 046 *****
"," Ap
Test URLHttp://www.bkjia.comDmin/log/dispcont.PAdmin/log/dispcont. aspCheck the logon records of the Administrator due to lax filtering.Although the success is encrypted in iis5, a large part of the data can be cracked.You must find the Administrator directory before you can view it.Keywords: Map comments and feedback on our website forum free record traditional displayThe webshell method is simple.In this case, you must use IE to get the shell.Strugg
In practical applications, we often convert wide data (one patient observation) into long data (one patient observation) or long data (one patient multiple observations) into wide data (one observation for a patient), and in R we can use the Reshape2 package. There are two implementations of the SAS: arrays and transpose. This blog post first explains the use of arrays to reconstruct SAS data, and the next
Path to mathematics-sas memo (13), path to sas memo 13Libname sastemp 'e:/sastemp /';Option user = sastemp; * specifies the reference name of the next logical database;Page; * The log starts from a new page;Data sales;Input id $ price;Skip 6; * Five blank lines are generated in the log;Cards;1 23.32 99.233 91.01;Proc print;Run;X 'dir. '; * execute the operating system command; all content in this blog is or
Path to mathematics-sas memo (9), path to mathematics-sas memo
View
Libname saslib "k: \ sas ";
DataSaslib. testview4/view = saslib. testview4;
Set saslib. test4;
Run;
Proc printData = saslib. test4 noobs label;
Run;
Proc SQL;
Select testview4.id as student ID, testview4.score as score fromsaslib. testview4;
Quit;All content of this blog is original, if reproduc
Path to mathematics-sas memo (6), path to mathematics-sas memo
Connect external data
Connect to database type options
All content of this blog is original, if reproduced please indicate the source http://blog.csdn.net/myhaspl/
Connection ACCESS:
Proc SQL;
Connect to access as db (path = "e: \ xx. mdb ");
Connect to excel:
Proc SQL;
Connect to EXCEL (PATH = "k: \ student_excel.xlsx" GETNAMES = YES
Sas memo (1), sas memo
Simple dataset output
Logs
85 libname saslib base 'e: \ sasdata ';
NOTE: The logical Library Reference name "SASLIB" has been successfully allocated, as shown below:
Engine: BASE
Physical name: E: \ sasdata
86
87 data saslib. Student;
88 input name $ Age Score;
89 datalines;
NOTE: The SASLIB. STUDENT dataset has three observations and three variables.
NOTE: time used by the "DATA st
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