tascam 1800

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Oracle11g shrink tablespace error ORA-03297: filecontainsuseddatabeyondr

\ ORADATA \ ORCTSTUEX \ POWERDES \ ORCTSTU01.DBF SQL> 2. Error in resize contraction: To contract to 18 GB, run the following command to report an error: SQL> alter database datafile '/home/oradata/powerdes/orctstu01.dbf' resize 1800 M; Alter database datafile '/home/oradata/powerdes/orctstu01.dbf' resize 1800 M * ERROR at line 1: ORA-03297: file contains used data beyondrequested RESIZE value SQL> Referen

Detailed explanation of using redis to store session instances in php-PHP source code

. gcpisor and the maximum life time. Each php request has a certain probability of triggering the session detection mechanism. Session_setsavehandler can be used to redefine session behavior. There are two ways to implement redis storage session Code Example 1: The Code is as follows: Ini_set ('session. gc_maxlifetime', 3600 );Ini_set ("session. save_handler", "redis ");Ini_set ("session. save_path", "tcp: // FIG: 6379? Auth = authpwd ");Session_start ();// $ _ SE

The social security should not pay, oneself calculate a bill Nodejs code

fuckshebao:function (Req,res,next) { //1800 per month for Social Security varday= (1800/ //15 Full Varfull_days=365*15;//retired at age 65 varold_days=365*35; vari=0;varp= 0;vartotal=0; //Time Flies while (iThe social security should not pay, oneself calculate a bill Nodejs code

Oracle exercise questions.

(NEXT_MONTHS) ---------- ------------ ---------------- -------------- 200801 4600 7500200802 7500 4600 4000200803 4000 7500 1800200804 1800 4000 4200200805 4200 1800 6500200806 6500 4200 5000200807 5000 0 0 5. Table BC1 c22005-01-012005-01-01 32005-01-02 5 Required data2005-01-01 42005-01-02 5Total 9Try an SQL statement. Select nvl (to_char (t02, 'yyyy-mm-dd'), 'Total'), sum (t01) from testGroup by rollu

PL/SQL Exception Handling Method

create_more_administrative ments is begin add_more_administrative ments ('Media', 1800, 'editing', 99,1800); END;/BEGIN create_more_administrative ments; END; in this example 99 this record already exists in the table. If you insert the record again, the execution result will conflict with the following: the two insert statements are inserted only first, and the second one fails to be inserted. The execution result is as follows: SQL>/Add Dept: Media

PHP Modified upload file size

Configure the php.ini file (for example, 500M files of the following size)Look for the following options and modify File_uploads = on; open File upload option upload_max_filesize = 500M; upload file limit If you want to upload larger files, only the above two are not enough, you must increase the server cache limit, the maximum execution time of the script is longer Post_max_size = 500M;p ost Upper max_execution_time = 1800; Maximum execution time of

SSH In Debian

"yes ". LoginGraceTime 60 # If the client fails to log on within 60 seconds, the logon times out. sshd closes the connection. KeyRegenerationInterval 1800 #1800 seconds (30 minutes), the server's key is automatically regenerated. MaxStartups 3 # set the amount of unverified concurrency that occurs simultaneously, that is, there can be several UseDNS no # Do not use the DNS query client. PermitRootLogin no

Tips on Anti-hacker protection of three wireless route encryption methods

EncryptionFirst, let's take a look at how to use this WEP Key to set up a wireless router. When configuring this part, it is best to use Wired connection to connect to the wireless router, because if you enter the wrong wireless key, you will not be able to use the correct key to connect to the wireless router.Use your Web browser to access the wireless router, and click the wireless parameter label. Enable Security Settings first, select WEP in the line marked with security type, and select he

Oracle Interview Questions and answers

3000200805 mantisXF1 2000200805 mantisXF6 2200200804 mantisXF7 1800200803 8 mantisXF 4000200802 9 mantisXF 4200200802 10 mantisXF 3300200801 11 manxtisf 4600200809 11 mantisXF 680011 rows selectedSelect months, max (incomes), max (prev_months), max (next_months)From (select months,Incomes,Decode (lag (months) over (order by months ),To_char (add_months (to_date (months, 'yyyymm'),-1), 'yyyymm'), lag (incomes) over (order by months), 0) as prev_months, decode (lead (months) over (order by months

PHP website Single Sign-on-volume one (cross two level domain name)

');Ini_set (' Session.cookie_lifetime ', ' 1800 ');2. Set in php.iniSession.cookie_path =/Session.cookie_domain =. mydomain.comSession.cookie_lifetime = 18003. Call the function at the beginning of the PHP page (condition same as 1)Session_set_cookie_params (1800, '/', '. mydomain.com ');Experimental results:One650) this.width=650; "src=" Http://s3.51cto.com/wyfs02/M02/5C/9F/wKiom1UeTs-izDBxAALIDsdA6tc978.

Php in_array performance problems

problems are ruled out, I wrote a piece of test code, which quickly reproduced the problem. The Code is as follows: $ Y = "1800 ";$ X = array ();For ($ j = 0; $ j $ X [] = "{$ j }";}For ($ I = 0; I I If (in_array ($ y, $ x )){Continue;}}?> Shell $ time/usr/local/php/bin/php test. php Real 0m1. 132 s User 0m1. 118 s Sys 0m0. 015 s Yes, we use string-type numbers. This is what we get from the cache! Therefore, this is specially converted to a st

Table space data file (1)

8 8 600 8 9 608 8 ...... 11 624 8 12 632 8 13 640 8 14 1800 8 15 1808 8 16 768 128 17 896 128 18 1024 128 19 1152 128 20 1280 128 21 1408 128 56 7040 128 57 7168 128 58 rowsselected Dump data block information: Select object_id, Dbms_rowid.rowid_relative_fno (rowid) file #, Dbms_rowid.rowid_block_number (rowid) block # From ts_test Where rownum: Dump: # Alter systemdumpdatafile3blockmax 1 blockmin 6; Selectvaluefrom v $ diag_info; [Oracle @ felix ~]

In-depth understanding of the use of the undo_retention parameter in Oracle10g

tablespaces and you want to direct the database instance to use a particle undo tablespace.Undo_retention the undo_retention parameter is ignored for a fixed size undo tablespace. The database may overwrite unexpired undo information when tablespace space becomes low.For an undo tablespace with the autoextend option enabled, the database attempts to honor the minimum retention period specified by undo_retention. when space is low, instead of overwriting unexpired undo information, the tablespac

Optimize myeclipse7.0 speed (especially building workspace)

: permsize to the same size as-XX: maxpermsize.Almost every time eclipse gets stuck, it is caused by insufficient non-heap memory. The maximum and minimum values are adjusted to the same value because myeclipse is not allowed to change the memory size frequently.Note: XX: The sum of maxpermsize and xmx cannot exceed the memory size of your computer!Content in eclipse. ini in myeclipse7.0:----------------------------------------------------------------------StartupPlugins/org. Eclipse. Equinox. l

Oracle Interview Questions and answers

, 'yyyymm'),-1), 'yyyymm'), lag (incomes) over (order by months), 0) as prev_months, decode (lead (months) over (order by months), to_char (add_months (to_date (Months, 'yyyymm'), 1), 'yyyymm'), lead (incomes) over (order by months), 0) as next_months from (select months, sum (income) as incomes from a group by months) aa) aaagroup by months; Months max (incomes) max (prev_months) max (next_months) ---------- ------------ ---------------- -------------- 200801 4600 7500200802 7500 4600 400020080

Spark & spark Performance Tuning practices

Spark is especially suitable for multiple operations on specific data, such as mem-only and MEM disk. Mem-only: high efficiency, but high memory usage, high cost; mem Disk: After the memory is used up, it will automatically migrate to the disk, solving the problem of insufficient memory, it brings about the consumption of Data replacement. Common spark tuning workers include nman, jmeter, and jprofile. The following is an example of spark tuning: 1. Scenario: precise customer base Optimize the

Android-telephony File explanation

name of GSM is: Global System for Mobile Communications. The Chinese language is the global mobile communication system, also known as "global communication". It is a European mobile communication technology standard and the second generation of mobile communication technology, the development goal is to allow users to use a mobile phone network standard across the world, so that users can use a mobile phone all over the world. Currently, China Mobile and China Unicom each have a GSM network, w

Basic configurations of Network Security Series 9 WAF

Tags: WAF configuration Digital China dcfw-1800-waf Web Application Security Gateway (WAF) is designed to address WEB Website security issues, and can identify and protect multiple Web Application Layer attacks in real time, for example, SQL injection, XSS, and illegal directory traversal. WAF devices are generally deployed at the front-end of web servers and are deployed with external firewalls. All traffic destined for the internal network must go t

[Sticker] minimum SMS sending and receiving system design with USB interface

cost.   Figure 1 system diagram 1.1 Introduction to The TC35I Module Currently, common GSM modules in China include waecome's wmo2, Ericsson's dm10/dm20 series, ZTE's zxgm18 series, and Siemens's TC35i. Among them, Siemens TC35i series modules are cost-effective and have domestic radio device access licenses. This design selects TC35I from Siemens. TC35I is an industrial GSM module that supports short messages in Chinese. It works in the egsm900 and GSM 180

VPN Module Analysis

socket to do two things.The first is to send launch parameters to mtpd or racoon deamon.The second is to receive the status of mtpd.In addition, Java layer will read the status of VPN from system property-"VPN. Status" which is writen by IP-Up-VPN.The VPN profiles is saved in/MISC/VPN/profiles/folder. 3. Native layer.As we said in Java layer, mtpd and Racoon daemon are launched by Java layer, what is more, Java layer also send launch parameter to these daemon by local socket.For mtpd daemon, th

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