correctly.
In normal software development, there are actually a few common errors. Here I will list my common errors:
User 10The subscript of the descriptor exceeds its actual length. For example, hbuf
User 11During append or copy, the length of the destination descriptor is not long enough.
User 42Delete an object that does not exist. This is usually the case: if you have two pointers pointing to the same object at the same time, when you delete these two pointers at the same time, there will
2 There is a solution to the SYSTEMD global modification. This scenario is not verified by the author, as follows, meaning to modify the/etc/systemd/system.conf:Global configuration, placed in Files/etc/systemd/system.conf and/etc/systemd/user.conf. At the same time, all the. conf files in the two corresponding directories are loaded/etc/systemd/system.conf.d/*.conf and/etc/systemd/user.conf.d/*.confWhere system.conf is used by the system instance, user.conf the user instance. General Sevice, u
Database connection Error: Error 1040 (HY000): Too Many connections1. View the number of connectionshost -u root-p123456 StatusThis command returns several values for the current state of MySQLuptime:18869 threads:1 questions:1 Slow queries:0 opens:33 Flush tables:1 c:0 queries per second avg:0. theUptime: Is the time when MySQL is running normally. Threads: Refe
Invalid SQL Server error 9003:LSN (invalid log scan number)
Today, I got a problem database file and log file from my friend, and when I use sql2000 and sql2005 to attach the database,
SQL Server error message: "The log scan number (2806:120:1) of the log scan operation passed to the database ' POS ' is invalid.
Thi
:
Fdipzone Soft Nofile 8192
Fdipzone Hard Nofile 8192
After the change, the cancellation will be effective.
Linux Argument list too long error resolution
The last time you need to delete all files in the/tmp directory, the number of files is larger.
The code is as follows:
ls-lt/tmp | Wc-l
385412
System prompts error Argument list too long after using RM
Sometimes, some local commands, such as Net.exe, return an error message in the form of a number in the course of execution. It's depressing that we don't know what these numbers mean. Previously, we could use the following methods to get the information that the numbers represent:
Copy Code code as follows:
ps> NET helpmsg 3534
The service did not a er
Currently, only the rows with SQL errors can be written into text files. How can I write the rows with errors. Or write the php error message into the file. What I can do is to write the SQL error lines into the text file.
How can I write the wrong number of rows. Or write the php error message into the file.
Major so
Today, using Microsoft's fastcgi to build PHP's operating environment under WINDOWS2003+IIS6, the following problems arise.
Copy Code code as follows:
FastCGI Error
The FastCGI Handler is unable to process the request.
Error Details:
Error Number:5 (0x80070005).
Er
ArgumentError: Error #1063: the number of parameters for BasicChart/dataFunc () does not match. There should be two, currently three .,
1. Error description
ArgumentError: Error #1063: the number of parameters for BasicChart/dataFunc () does not match. There should be 2, cu
Error logging in the server is similar to this:
124.65.133.242––[27/oct/2014:14:30:51 +0800] "-" 400 0 "-" "-"124.65.133.242––[27/oct/2014:14:31:45 +0800] "-" 400 0 "-" "-"124.65.133.242––[27/oct/2014:14:31:45 +0800] "-" 400 0 "-" "-"124.65.133.242––[27/oct/2014:14:31:45 +0800] "-" 400 0 "-" "-"
Casing
After analyzing the log files of Nginx, it is found that a number of 400 errors are generated after a n
If a 502 Bad GateWay error occurs in nginx, the program may fail or the response may be slow. However, sometimes Nginx itself has problems. For example, after nginx is restarted, all accesses are 502 errors. The error log contains a large number of no live upstream logs.We used to misuse the check upstream module. Let's take a look at my configuration.Main co
Whether the maximum number of connections is set in oracle or an error is returned.
There are 1100 data records to be updated, and an error is reported during connection.
ORA-12518, TNS: listener cocould not hand off client connection
According to the article of the product, the maximum number of connections is set to
Excel or Access may prompt that the number of file share locks overflows (Error 3052), that the major version is Office 2003, and that no other versions are encountered. The error prompts are as follows:Microsoft JET Database Engine error ' 80040e21 ' File share lock number
---restore content starts---Today, when you start Apache in Xampp, you encounter this problem:14:42:24 [Apache] error:apache shutdown unexpectedly.14:42:24 [Apache] This is due to a blocked port, missing dependencies,14:42:24 [Apache] improper privileges, a crash, or a shutdown by another method.14:42:24 [Apache] Press the Logs button to view error Logs and check14:42:24 [Apache] The Windows Event Viewer for more clues14:42:24 [Apache] If you need + H
Android log Print class Logutils, able to navigate to the class name, method name, and number of rows where the error occurred and save the log file
In development, we often use print log to debug our application. In Java we often use Method System.out.println () to print logs in the console for our debugging. There is a dedicated class log in Android to enable the printing of logs under the Android sy
For XP system users, the system is upgraded to upgrade to the Win7 system, but the system appears with an "error code: 0xc004f061" Prompt after the serial number is entered. Why is this happening? In fact, this is because the serial number provided by the user is "upgrade serial number", and the upgrade sequence
FastCGI Error Number: 5 (0x80070005). For more information about solutions, see.
FastCGI ErrorThe FastCGI Handler was unable to process the request.--------------------------------------------------------------------------------
Error Details:
Error Number: 5 (0x8007000
Label:The following error occurred while operating the MySQL database table. Google search on the internet related issues, found a foreign bull to explain this:
If you ' re running an operation on a large number of rows within a table that uses the InnoDB storage engine, you might see This error:
ERROR
Today when debugging a page encountered a problem, in IE9 executed a very good script, in the IE8 Open when the error pop:expected identifier, String ornumber, according to experience, should be defined when the object is the end of the last property followed by a comma, but after checking again did not find that there is such a situation, and then carefully looked at the location of the error, found that t
Today's big tell me a MySQL mass update reported the following error "MySQL error code 1206 (er_lock_table_full): The total number of locks exceeds the LOCK TABLE Size
Start Troubleshooting:
First, look at the Max_write_lock_count
Mysql> show global variables like ' max_write_lock_count ';
+----------------------+----------------------+
| variable_name | Value |
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