unknown psx

Processing Method for PostgreSQL database transactions in unknown state, postgresql Processing Method Background Database transactions are atomic operations, either successful or failed. However, from the client perspective, there may be a third State: unknown. After the client submits a transaction (rollback, commit, prepare xact, rollback pxact, commit pxact) Request, the database receives the request and

A recent error occurred while installing PostgreSQL on your own arclinux as follows:Error:postgresql-libs:signature from "Levente Polyak (Anthraxx) Arclinux Forum to search posts:https://bbs.archlinux.org/viewtopic.php?id=143337Workaround deleted/etc/pacman.d/gnupg/, because there are too many things under the folder, do not rest assured, move to the backup directorysudo mv/etc/pacman.d/gnupg//etc/pacman.d/gnupg.bk/If you install again this time, you will get an error saying:Warning:public keyri

#include #include #define MAXsem_t sem1,sem2;void* th_fn1 (void* Arg){ int i;For (i = 0; i { sem_wait (sem1);printf ("Numberin Thread1 is%d\n", i);Sem_post (SEM2); } Pthread_exit ((void*) "thread1exit\n");} void* th_fn2 (void* Arg){ int i;For (i = 0; i {sem_wait (sem2);printf ("number in Thread2 is%d\n", i);Sem_post (sem1); } Pthread_exit ((void*) "thread2exit\n");} int main (void){ Void*tret;Sem_init (sem1,0,5);Sem_init (sem2,0,5);pthread_t Tid1,tid2;pthread_create (tid1,null,th_fn1,null);pth

exchange of open source spirit, gathered in the Internet and personal learning work of the essence of dry knowledge, everything to the Internet, feedback back to the Internet.Current research areas: Big data, machine learning, deep learning, artificial intelligence, data mining, data analysis. Languages include: Java, Scala, Python, Shell, Linux, and more. It also covers the usual use of mobile phones, computers and the Internet using tips, problems and practical software. As long as you focus

Unknown semaphore of process communicationLike a well-known semaphore, a nameless signal is also the primary means of communication between processes/threads, except that he cannot be used between different processes. Of course, if you put the nameless semaphore in shared memory that can be accessed by multiple processes, you can also implement communication between processes, but this is mainly due to the mechanism of shared memory. The following wil

When making a Web page, there is often a situation where we need to put a picture of an unknown size in a fixed-width container, at which point we need to consider the question:Only one of the width or height settings for a picture can be scaled like a picture, but the picture may exceed the container size.Setting a fixed width to a picture can cause a picture to deform.Some people might simply use JavaScript to solve: Copy Code code as follows:

In general, a DirectX exception is encountered, mainly due to the destruction of DirectX-related files, which can be attempted using the DirectX Repair tool, as follows. 1, download the DirectX Repair tool, download and extract the file, and then click on the directory of DirectX repair run the program to repair it, as shown. 2, if the use of the DirectX Repair tool does not solve the problem, you can try to update the graphics driver to try. Update Graphics drive operation is relative

When you use the following command to push a stream:Ffmpeg-re-i a.mp4-vcodec libx264-acodec aac-f flv rtmp://172.31.102.165:1935/myapp The following error may occur:Unknown encoder ' libx264 'That is, the library needs to be installed if the libx264 library is missing:1. Git clone git://git.videolan.org/x264.git2. CD x2643../configure--enable-static--enable-share 4. Make5. Sudo make installNeed to recompile installation FFmpeg1. When configuring FFmpeg, add x264, such as:./configure--ENABLE-GPL-

Pure CSS implementation: The Elements in the box are vertically centered, the width and height are fixed or not, except IE5 all browsers are compatible:1 DOCTYPE HTML>2 HTML>3 Head>4 MetaCharSet= "Utf-8" />5 title>Pure CSS implementation: The Elements in the box are vertically centered, the width and height are fixed or not, except IE5 all browsers are compatibletitle>6 style>7 *{margin:0;padding:0; }8 Div{ text-align:Center; background:#f00;width:800px;Height:300px; }9 Div *{ height:100%; Dis

From: NetEase Blog As far as I know, in both cases PHP will report Exception thrown without a stack frame in Unknown on line 0 error:1) Abnormal capture with Set_exception_handler guide, exception inside perform another exceptionAs in the following code, this problem occurs:http://de.php.net/manual/de/function.set-exception-handler.php#88082functionError_Handler ($code,$message,$file,$line){ if(0 = =error_reporting()) return; Throw NewErrore

Topic:. a{width:200px;height:200px;Background-color: #ccc;}　　 class= "B" >11111. The first kind CSS3 's transform 　　. a{position:relative;}. b{Position:absolute;top:50%;left:50%;Transform:translate (-50%,-50%);}2. The second type display of the Table-cell　　. a{display:table;}　　. b{Display:table-cell;Text-align:center;Vertical-align:middle;}　3. The third type of Flex box layout. a{　　　　Display:flex;Justify-content:center;Align-items:center;}CSS/CSS3 to achieve vertical centering and horizontal ce

After successfully compiling the installation Nginx 1.4, PHP 5.4 and successfully starting Nginx and PHP-FPM on CentOS, access the PHP prompt "File not found." And see in the error log: Copy Code code as follows: 2013/10/22 20:05:49 [ERROR] 12691#0: *6 FastCGI sent in stderr: ' Primary script unknown ' while reading response header fro M upstream, client:192.168.168.1, server:localhost, Request: "get/http/1.1", Upstream: "fastcgi://127.0

_usf_file If ["$?"-eq 0]; Then echo "[] set Newcopyright statement in $deploy _usf_file OK." Fi Else echo "[Ten] Error:set newcopyright statement in $deploy _usf_file fail." Fi Avoid replacing the text with a separator character/, using # as the separator. To run a script that prompts for an error: Sed:-E expression #1, char 103:unknown option to ' s ' Check the script found that similar three-line replacement operation, the fir

The following error occurred with the reboot Nginx: Nginx: [Emerg] Unknown log format "Proxy_log" in/usr/local/macports/etc/nginx/nginx.conf:147 Solution: Open nginx.conf, "main" error is due to the loss of the Log_format option, before shielding him off, modify the problem solved. User nginx Nginx; PID /var/log/nginx/nginx.pid; Worker_processes 8; Worker_rlimit_nofile 1024; Events { worker_connection

The new technology is too fast, the old machine wants to install an operating system, in the development department is only the Windows 2008 installation disk, installation of Windows 2008 is very fast, and not the personnel settings.However, when the operating system is installed, to start installing the Oracle 10.2.0.1 server is in trouble, a choice of advanced installation on the report of three "unknown" error, with simple installation mode is als

The error is shown in the following figure Umdf hid MiniDriver device Unknown Device The reason may be that some external mouse, keyboard, camera, card reader, u disk or other USB device drivers should be automatically installed on the system but not installed successfully caused by, the following approach to see. 1. Locate the desktop computer, then right-click, open management and go to Device Manager and we find the Universal Serial Bus con

The following are: $a = ' 2echo preg_replace ('/ Will prompt: Warning:preg_replace (): Unknown modifier ' P ' in E:\phpLearn\test.php on line 12 The reason is: In regular mode, use/do delimiters, but also include/in regular, so this error occurs, PHP mistakenly when the next Solution: 1, plus an escape character: echo preg_replace ('/ 2, change other delimiters: such as

Problem CSS layout, unknown size picture Vertical Center, has been a headache problem, standard browser as long as the container line-height and picture of the vertical-align:middle; it's OK, but it's no use for IE, A few months ago in the foreign site saw a solution to ie, the feeling is not very ideal, also did not matter. Recently saw friends often ask similar questions, and the code turned out, for IE changed. Css . box{ height:140px; width:2

competition is a very successful speculation, the use of small investment can be changed to a large number of eyeballs, how successful business speculation. The reason why this competition called speculation, this is because it and the previous traditional SEO contest, such as webmaster Network of the SEO contest, the selected key word and webmaster network itself, and do not have to enter the site must have to point to the sponsor of the link, is only a request to have a picture callout can, t

sp2-0734: Unknown command opening ' imp ignored remaining row default category It should be executed at the DOS command prompt at CMD, not inside the sqlplus ... But the format must be similar to the following: Imp Personnel_manage/mwq@dbsql full=y file=c:personnel_manage.dmpignore=y I would like to commemorate my carelessness. I was wrong. The IMP command is executed at a DOS prompt.Execute directly after CMD instead of executing in SQL Data e