ixia solutions

:1720)At Org.apache.catalina.loader.WebappClassLoader.loadClass (webappclassloader.java:1571)... MoreThere are typically only two reasons for this: first, the xwork version number is too low, and the second is that all struts2 required class libraries are not added, generally using struts2 to add Commons-fileupload-x.x.x.jar, Commons-io-x.x.x.jar,freemarker-x.x.x.jar,javassist-x.x.ga.jar, Struts2-core.x.x.x.jar and Xwork-core-x.x.x.jar, where x.x.x is the corresponding version number.Check, foun

Code when the failure is raised:$.ajax ({ URL: ' Your URL ', data:{name:value}, Cache:false, async:true, type: ' POST ', DataType: ' json/xml/html ', success:function (result) { return result; } });Solution:var ret = null;$.ajax ({ URL: ' Your URL ', data:{name:value}, Cache:false, async

In web front-end development, when it comes to selection, AutoComplete is a fairly common plugin, but there are some bugs when it comes to Chinese.When you enter a Chinese text each time, the plug-in works very well, when the input of multiple Chinese characters at a time, it can not produce filtering.This problem is particularly noticeable on mobile phones. This problem exists even with the mobile version of Autocomplete.Look at the source code, the reason is that filtering triggered events are

Forwarding URL: https://www.cnblogs.com/wenzheshen/p/7724065.htmlWhen we are doing development, debugging the page picture will appear some pictures can not display properly, and confirm the correct address of the image;Press F12 Debug to see the cause of the error, prompt net::err_blocked_by_client errors, but when we click on the image address found that the image address and no error;In such cases, a third-party extension that is typically installed by the browser has blocked access to this w

No Identifier specified for entity errorThis type of annotation isImport javax.persistence.*;Under the bag@Id @GeneratedValue (strategy= generationtype.auto) Reason: The above text is not written or written in the wrong place, resulting in no primary key found. Workaround: Add the paragraph text before the database table corresponding entity (Entity.java) method: GetId ().P.S.: Auto in strategy= Generationtype.auto should be replaced by the primary key generation method you useSpringBoot2 JPA No

"Nested exception is org.apache.ibatis.exceptions.PersistenceException: \r\n### Error querying database. cause:java.lang.unsupportedoperationexception\r\n### the error exist in Com/hiteamtech/uws/dao/appsdao.java Guess) \r\n### the error involve com.hiteamtech.uws.dao.appsdao.findappinfobyuserid\r\n### the error occurred while Handling results\r\n### Sql:select id,app_name,create_time,app_introduction,user_id from app_info where status = 1 and US er_id =? Order BY ID limit?,? \r\n### Cause:java.

First of all, let me explain what I've been through so that you can decide if you need to continue to read this article:Suppose I have a table with 4 fields, called ABCD, the primary key is a, corresponding I have a pojo and a hbm file, Pojo Nothing, the OK, here's the question. I used B as a condition to query the table, let us define the condition for b=1, my table matches the criteria of the data there are 2, of course, the value of their a field is different (a a=1, a a=2), the result of the

) of the preflight request, which is no longer pre-checking for the same cross-domain request for the same time periodConfig.addallowedmethod ("OPTIONS");//the method that allows the request to be submitted, * indicates all allowedConfig.addallowedmethod ("HEAD"); Config.addallowedmethod ("GET");//request method to allow getConfig.addallowedmethod ("PUT"); Config.addallowedmethod ("POST"); Config.addallowedmethod ("DELETE"); Config.addallowedmethod ("PATCH"); Source.registercorsconfiguration ("/

jQuery and Global.js conflictBaidu and Google many times, according to most of the online recommendations and their own testing,SolveThe approach is as follows:Remove 10-13 lines of global.js or global.js file maskingObject.prototype.extend = function (object)//{Return Object.extend.apply (this, [this, Object]);//}And hope that people on the official website can explain the actual use of the Global.js file, the above solution affects the platform does not Add the following code to the last side

Once in a while, the computer browser can not open the usual Web page , it is strange that ie may open other than the browser can not , the results Baidu a bit, find a post, personally test it, if you can solve, record as follows:(1) Start-run-Enter cmd-OK-enter netsh winsock reset and press ENTER to determine. and then reboot.(2) If you are prompted for administrator status:That's because you don't have administrator privileges, win7 system opens C:\Windows\System32.(3) Find Cmd.exe, right-clic

Program '/usr/sbin/rotatelogs/home/zbphp.com/logs/access/%y/access__%y%m%d.log 86400 480 ' failed unexpectedlycould not open log file '/home/zbphp.com/logs/access/2014/access__20141019. Log ' (No such file or directory) ah00106:piped log program '/usr/sbin/rotatelogs/home/zbphp.com/logs/access/%y/access__ %y%m%d.log 86400 480 ' failed unexpectedlyWorkaround:1) Rotatelogs cannot write rotatelogs directly, must write the full address/usr/sbin/rotatelogs2) Rotatelogs does not have permission to cr

Open the Apache configuration file httpd.conf and find this code: Options FollowSymLinksAllowOverride NoneOrder Deny,allowDeny from all Sometimes because PHP is configured, the "Deny from all" here has rejected all connections. Change the line to "allow from all" and modify the code as follows to resolve the problem. Options FollowSymLinksAllowOverride NoneOrder Deny,allowAllow from all APACHE 403 Forbidden One of the solutions to the

Recently modified some of the previously written code, found a point problem.For example, 2 div needs to maintain a consistent height dynamically.The CSS approach is: 5 years of careful development of the UI front-end framework!. Code "Overflow:hidden"> "left" style="margin-bottom:-10000px; padding-bottom:10000px; " > "right" style="margin-bottom:-10000px; padding-bottom:10000px; " > If the actual height is not greater than 10000px, then this is no problem, if one side of th

:\\test.html' -fp = open (filename,'W') + -Runner = Htmltestrunner.htmltestrunner (STREAM=FP, output='e:/', report_title='Test-results', +Descriptions=u'First Python unittest') A Runner.run (Suite) at -Fp.close ()Run:The console displays the results as above, and does not print out "start main". for what? is because the way of operation is not right. 1. Open edit configuration. Such as:2, see how to run, there are two kinds of python and python tests. For example, the first method is actually

If improper handling will affect the user experience, it may also produce inexplicable problems. Combined with their own thinking and online related content reference, give the following solutions. Each scenario has different pros and cons, welcome Please correct me. Scenario 1: Check if the returned content of Ajax returns has In the web system, when the session expires, when the user has operations, the system will normally return to the landing int

needing more memory than the system allocates, which causes the memory overflow and the application crash. What is Leakcanary? Leakcanary is the square open source framework, is an Android and Java memory leak detection library, if detected an activity has a memory leak, Leakcanary is automatically display a notification, so you can interpret it as a fool-like memory leak detection tool. It can greatly reduce the oom problems encountered in the development and improve the quality of the app.

Reboot server IIS service found all ASP pages show http500 error, Khan, in IIS, the Web site ASP program works correctly when the application process protection is set to low, but when the application process protection is set to medium and High, the ASP program displays a http500 error. Find solutions on the Internet, said is IWAM user password is not synchronized cause, but view log file, found that the log record description and IWAM user password

interaction of a parent-child page relies solely on the parent keyword (which, in the previous approach, relies not only on parent, but also on Contentwindow, window, and other indeterminate keywords, and most importantly, the support of the parent is very good) 2.window object unification, reduce the request for each use of the reference chain, improve the running speed 3. The most important point: The code is much easier to write. The above is a small set to introduce the JavaScript IFRAME

Quartz solutions that cannot directly use an existing object instance Because quartz must implement the job interface for all tasks to be performed, and quartz to perform the task by creating a Jobdetail object. In the Jobdetail constructor, only a constructor that uses class as a parameter can not be used directly in the case where an existing instance object is needed, and must be handled by some other means. Here's a solution: Myjob.java

solve the compatibility.3 Right click on display as "(incompatible)" Item, will eject the following figure.4 Select "Reload Project" will eject the following figure option5 Here are 3 options,The first one is the current project's. NET changed from 3.5 to 4.6.1.The second is to maintain the current. NET version (my project is based on 3.5) and download the corresponding versionThe third one is to cancel the loadA conservative approach to maintaining a corresponding current project. NET version