http://blog.csdn.net/tmpbook/article/details/43734699
Analysis
504 Gateway Time Out
The reason is that because of the improper setting of the relevant parameters, it is easy to solve
When Nginx and UWSGI are integrated, there are three parameters that can be used to set the timeout time:
1.uwsgi_connect_timeout:
The default is 60 seconds, and the time-out f
Tags: exiting execute command not and the technology share port syncerror message:Error reason analysis:Because the XNTPD is already bound to the Socket. When you run Ntpdate, it broadcasts first, and then listens on port 123.If XNTPD is running and a process is already listening on that port, it will cause ntpdate to fail to run on it. Run the following command
Tags: self problem ati led column MyBatis first simple TorProblem Description: The MySQL used is 5.1.37 version, with the Mysql-connector-java-5.0.4.jar version, the field defined in the Java file is a date type, the field type defined in MySQL is a datetime type,Try the following methods are unsuccessful, the report of the error is still one, the method is as follows:1. The first method:Date date = new Date ();Shop.setlastedittime (date);2. A second
If you change the system time and date display format for Windows after you install the player, you'll see a time-date malformed reminder When you turn the player back on, and you'll need to change your Windows system settings as required to run the player correctly.This error message also appears in the process of upg
The first time I read the code written on the Internet: lt ;? Phpdefine ( amp; #39; THINK_PATH amp; #39;, amp; #39; ThinkPHP amp; #39;); define ( amp; #39; app_NAME amp; #39;, amp; #39; 43 amp; #39;); define ( amp; #39 ;...
The first time I read the code written on the Internet:
Define ('think _ path', 'thinkphp ');
Define ('app _ name', '43 ');
Define ('app _ path ','.');
Require (
Loading class ' Com.mysql.jdbc.Driver '. This is deprecated. The new driver class is ' com.mysql.cj.jdbc.Driver '. The driver is automatically registered via the SPI and manual loading to the driver class is generally.
Solution: In accordance with the prompts to change the driver to Com.mysql.cj.jdbc.Driver can be, even if not changed to run the correct, but will complain
Org.mybatis.spring.MyBatisSystemException:nested exception is org.apache.ibati
whether because set up the Ds.setdatasourceclassname ("Com.ibm.db2.jcc.DB2DataSource"); Change the setting Datasourceclassname to Ds.setdriverclassname ("Com.ibm.db2.jcc.DB2Driver");//both Type2 and Type4; At run OK. Summary: The JDBC connection DB2 is mainly in two different ways
Type2:url forms such as: jdbc:db2:DBName, need to rely on local library files.
Type4:url forms such as: Jdbc:db2://ip:port/dbname, and Type2 form of the main
Find the php. ini file on the server.Modify max_execution_time = 30Max_execution_time = 30; this is the maximum running time of each script, which can be modified and extended by yourself, in seconds.Max_execution_time = 300Restart apache.If the php. Ini file cannot be modified, add set_limit_time (0) to the generated page)For example: The code is as follows:Copy code Set_limit_time (0 );.....?> The following is the code. set_limit_time (0) is wr
It is obvious that the non-nullable foreign key is empty, but the problem is that I just initialize the relationship map: see the codePublic Columnscategorymapconfiguration (){ToTable ("Columnscategory"). Haskey (x = x.id);Property (x = x.id). Hasdatabasegeneratedoption (Databasegeneratedoption.none). IsRequired (). Isconcurrencytoken ();Property (x = X.categoryname). Hasmaxlength (50). IsRequired ();Property (x = X.systemmenukey). Isoptional ();//post-addHasoptional (x = x.systemmenu). Withmany
1. You must open a sub-thread to operate the time-consuming Operation android.os.NetworkOnMainThreadExceptionNew Thread (New Runnable () {@Overridepublic void Run () {//TODO auto-generated method stubtry {updatefile = Environment.get Externalstoragedirectory () + "/3530.jpg";//downloadupdatefile ("http://image.anzimall.com/3530/3530_K21D_app_V2.3 _2015050528.bin ", updatefile);d ownloadupdatefile (" http:/
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