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Ora-01000: maximum open cursors exceeded exceptions often occur when you execute the following code: For (INT I = 0; I { Prepstmt = conn. preparestatement (SQL [I]); Prepstmt. setbigdecimal (1, Nb. getrealcost ()); Prepstmt. setstring (2, adclient_id ); Prepstmt. setstring (3, daystr ); Prepstmt. setint (4, comstatic. portalid ); Prepstmt.exe cuteupdate (); } 1. Check the open_cursors parameter value in the database.Oracle uses the initialization parameter open_cursors in init. ora to specify t

Summary of the problems that QQ can use and web pages cannot be opened Many netizens once mentioned to me the problem that the web page cannot be opened when QQ can be accessed. In fact, there are many reasons for this problem. I will summarize the various methods and experiences on the Internet. 　　 First of all, we need to know that the protocols used for internet access are generally TCP/IP, and all IP pr

Errors caused by restricted file handles opened by the php thread 502BadGateway the resources on the Internet are basically considered to be errors caused by restricted file handles opened by the php thread. The specific solution is as follows :? 1. open the file handle of the server and open etcsecuritylimits. conf: (add )*?? Soft ?? Nofile ?? 51200 *?? Hard ?? Error 502 Bad Gateway caused by limited file

A process can only enable the maximum number of file handles (Linux)-General Linux technology-Linux programming and kernel information. For more information, see the following. In Linux, we can use the ulimit-n command to view the maximum number of file handles that a single process can open (socket connections are included ). The default is 1024. For general applications (such as Apache and system processes), 1024 is fully enough. However, how to process a large number of requests by a single

222. animated GIF(7.03 K) 10:40:34 Click OK. 1111. animated GIF(3.10 K) 10:31:36 I used the XP system to copy the source file to the BBS folder on disk D. the IIS root directory points to the folder and then open discuz. the above is the case for sln files. What is the problem and why?I installed SP1 on vs2005, but the above problem still occurs, that is, discuz. web. the csproj project cannot be opened, and other projects can be

Fault symptom:One or more websites cannot be opened, and other websites are normal. For example, Sina websites cannot be opened, and other websites are normal.Cause analysis:This problem may be caused by network server problems, machine setup problems, or the system or browser.Solution:1. Ask the customer if only a few webpages cannot be opened. We suggest you te

Apache is still running, but the web page cannot be opened. could you please help me? I installed a php environment on the server in the past few days. the server system is server2003, and sometimes the website will suddenly fail to be opened, but apache is still running and can only restart the apache service? please help me to see what the problem is. the apache error code is posted nbsp; XMLcodeStarting

1. view the process ldquo; open the file rdquo;: 1) pidofprograme-name (obtain the PID of the process (programe-name) you want to know) or ps-aux | grepprograme-name (obtain the PID of the process (programe-name) you want to know) to find the PID2 of the process) cd/proc/$ PID/fd (the file descriptor will be seen) 3) ls-l to get 1. view the files opened by the process:1) pidof programe-name (obtain the PID of the process (programe-name) you want to

How does PHP prevent a page .. How does PHP prevent a page from being opened at the same time .. Opened at the same time .... Is there any way to achieve this... JS .. Thanks. add the following code to the beginning of the program: PHPcode $ fn =__ FILE __. 'lock'; if (file_exists ($ fn) exit ('How to prevent a page from accessing PHP .. Opened at the same time H

For download, use contenttype: Application/octet-stream and content-Disposition: attachment; filename = file. ext You can control the file to be completely saved as a download, so you do not need to open a new window. However, if an image is opened online, for example, in order not to affect the browsing of the current window, a new window should be opened to display the image: This is no problem. Th

Linux Maximum number of open file descriptors 1. maximum number of opened file descriptors in the system:/proc/sys/fs/file-maxa. view $ cat/proc/sys/fs/file-max1864052. set. temporary # echo 1000000>/proc/sys/fs/file-max2. permanent: in/etc/sysctl. set fs. file-max = 1000000 2. maximum number of opened file descriptors of a process: soft limita of nofile in user limit. view $ ulimit-n17000002. set. temporar

Set the maximum number of opened files in linux. Description of nofile, nr_open, and file-maxDuring Development and O M, we often encounter problems such as "Socket/File: Can't open so many files", "cannot open more processes", or the coredump is too large, you can set resource limits to solve these problems. When I was teaching a customer how to set the maximum number of files, I wrote this document when I found that the methods on the Internet were

Some txt files that can be opened in windows are opened in gedit In Ubuntu. Chinese characters are garbled because of different encoding methods, in windows, some txt files are encoded in gbk, while gedit in Ubuntu does not support gdk by default. Therefore, you need to manually configure them in the menu -- gt; SystemTool -- gt; configurationEditor/app/gedit-2/preference/encor Some txt files that can be

Summary of Solutions to CHM File Failure I have recently heard a friend say that the CHM file cannot be opened and I have encountered it today. Summary of the methods on the Internet: 1. If the file cannot be opened, you can restore the file association as follows:1. Start running. Enter regsvr32 C:/Windows/system32/hhctrl. ocx. OK. Re-associate the file.2. Execute hh.exe in the external Windows Directory

,SetSection. sectioninformation. protectsection ("dataprotectionconfigurationprovider ");ChangeSection. sectioninformation. protectsection ("rsaprotectedconfigurationprovider ");However, when you visit the website, it is very likely that Note: An error occurred while processing the configuration file required to provide services to the request. Check the following error details and modify the configuration file as appropriate.Analyzer error message: the provider "rsaprotectedconfigurationprovi

Dear, have you ever encountered a tragedy where a document that has been written for a long time suddenly fails to be opened? Is there a situation where an important file is damaged for several days? What should I do in this situation? Don't worry, don't worry!I will bring you a series of solutions.Maybe you are an office worker, maybe you are a leader, maybe you are a research professor, maybe you are a student, no matter what you do, this situation

Problem How to achieve self-built station self-opened two-level domain name OH? Workaround How to achieve self-built station self-opened two-level domain name OH? Reference answer Generic domain name +rewrite rewrite Reference answer Well, that's usually the case. http://www.bkjia.com/PHPjc/632592.html www.bkjia.com true http://www.bkjia.com/PHPjc/632592.html techarticle problem how to achieve sel

I added a webpage player to my blog footer. Because my blog has AJAX, it will not cause music interruption when switching pages. But today I found a new problem, that is, when I opened my blog (that is, the music has started playing... I added a webpage player to my blog footer. Because my blog has AJAX, it will not cause music interruption when switching pages. But today I found a new problem, that is, when I have

Clear recently opened projects and files, searched content, and recently referenced components of Visual Studio (taking Visual Studio 2010 as an example ): Visual Studio always keeps records of recently opened projects and files, as well as the content to be searched, as well as recently referenced components, and even deleted projects, but does not delete them in Visual Studio. The following describes seve

ORA-01092: Oracle instance terminated disconnection ORA-00740: bootstrap process failure. ORA-39700: database must be opened with Upgrade Option A few days ago, I upgraded the RedHat Linux as4 + oracle10.2.0.1 from p6810189_10204_linux-x86.zip of Oracle's new kernel to 10.2.0.4. Then, I couldn't open the database and got an error:Alterlog has the following content:ORA-39700: database must be opened with U