rare bugs

to lock the question into three or four lines of code, even without logging or reading the log. I received another error message this morning. This time there is errmsg, is "Integer can not cast into Double." because it is my own code, I am very familiar with the process, and I know that only one place may produce an integer strong double--although embarrassed to admit, but it is the development and testing is not considered completely caused. Then again to the administrator confirmed a configu

Collecting BugsTime Limit: 10000 MS Memory Limit: 64000 KTotal Submissions: 1730 Accepted: 794Case Time Limit: 2000 MS Special Judge Description Ivan is fond of collecting. unlike other people who collect post stamps, coins or other material stuff, he collects software bugs. when Ivan gets a new program, he classifies all possible bugs into n categories. each day he discovers exactly one bug in the program

　　Welcome to the collection. 　　When you encounter a very difficult bug, you might as well come back here to see ... Programming would have been a very elegant job, and programmers, too, should have been the kind of artists who consistently write highly ornamental and creative work. Since then, however, the programmers around us have been caught in the mire of rushing to the exits and fixing the emergency bugs. You can often see the following scenes: ·

, which could lead to some efficiency problems.ReferenceBUG: Workaround for layout error when one of the controls in the layout is gone: http://android-developers.blogspot.com/2009/02/android-layout-tricks-1.htmlElements in Bug:linearlayout are not fillbug:http://stackoverflow.com/questions/5403970/ Imageview-adjustviewbounds-does-not-work-with-layout-height-fill-parentHttp://stackoverflow.com/questions/16462407/android-imageview-from-url-wont-fill-parent-in-listviewCSharp programmers Learn Andr

( Savedinstancestate); Setcontentview (R.layout.activity_main); Boolean isrunning = Serviceutils.isservicrunning (This, "Com.jrrjw.phonelistener.SystemService"), if (!isrunning) {Intent Intent = new Intent (this, systemservice.class); StartService (intent);} Toast.maketext (This, "System Service is Running", Toast.length_short). Show (); Finish ();}}5. Contents of the manifest file6. The tool class used to determine whether the current service is runningPackage Com.jrrjw.phonelistener;import Ja

notification.defaults |= notification.default_sound;// Use the default light notification.defaults |= notification.default_lights;//notification is clicked and automatically disappears Notification.flags |= notification.flag_ Auto_cancel;notification.icon = r.drawable.ic_launcher;//When you click ' Clear ', the notification cannot be cleared//Notification.flags |= notification.flag_no_clear;//Click the Clear button will not clear the message notification, can be used to indicate in the running/

of a dialog box, so that competent users can easily repair it-even if it is not repaired, the system can work normally. This figure shows how Ubuntu Tweak disables damaged sources. It just comment out the source. Therefore, no data is lost. In addition, an Ubuntu 11.04 Only option is added to enable the auto-hide mechanism of startup entries. By default, it occupies the Left area of the screen. When the Auto Hide function is enabled, the window is automatically hidden when the window is max

;tryrestartingtransaction###theerrormay existincom/itonghui/biz/shoppingcart/dao/mapper/OrderListSkuMapper.xml###The errormayinvolvedefaultparametermap###theerroroccurredwhile Settingparameters###sql:select*fromorder_list_skutwhere t.sku_id=?andorder_id=?###cause:com.mysql.jdbc.eXceptions.jdbc4.mysqltransactionrollbackexception:deadlockfoundwhentryingto getlock;tryrestartingtransaction;sql[];deadlockfound whentryingtogetlock;tryrestartingtransaction;nested exceptioniscom.mysql.jdbc.exceptions.jd

in LiThis method works with IE and op browser16. Why IE cannot set scroll bar color in Web StandardThe solution isChange body to HTML17. Why can't I define a container with around 1px height?IE6 This problem is caused by the default row height,There are many ways to solve it.Example: Overflow:hidden | zoom:0.08 | line-height:1px18. How can I make the layer appear above flash?The workaround is to set the flash to transparent19. How to make a layer vertically centered in the browserHere we use t

The JRuby community released JRuby 1.7's first preview version today. JRuby is a pure Java implementation of the Ruby programming language. It integrates Ruby's concise syntax and rich Java class libraries. Through JRuby, you can directly run the Ruby program on the JVM and call the Java class library.Main improvements to JRuby 1.7 include: Ruby 1.9.3 is now the default runtime Mode Fixed a lot of issues about Ruby 1.9.x compatibility. Supports new bytecode introduced by invokedynamicJav

PHP5.3.6RC1 released and fixed multiple bugs (for download ). PHP is short for HypertextPreprocessor. PHP is an embedded HTML language. it is a scripting language for embedded HTML documents executed on the server. it is a PHP language and short for Hypertext Preprocessor. PHP is an embedded HTML language. it is a scripting language that executes HTML documents embedded on the server. it is widely used in a style similar to C language. The unique P

issues.$issues= ($searchResult| convertfrom-Json). Issuesforeach($issue inch $issues){ $issue. Fields.summary} Write-host"Jira related to key words are common"$issues. Count"a"-Foregroundcolor Greenread-hostSave the script to the desktop right-click PowerShell to run, or directly in the ISE press F5 to run repeatedly, the effect is as follows:Principle: According to JQL to achieve through the title keyword to find Jira, also used the Jira rest API.PowerShell calls the Jira Rest API to implem

This problem plagued for several days, recently in the DataGrid edit column, there is a add button, when I click the Add button automatically generate a row, and do not generate serial number, and then press ENTER to complete the add, but there is a problem is: When I click the Add button, and then continue to add, there is no loss of anything, Double-click on the top row again it will automatically generate the next line, and so on, I want the result is: Can not double-click on the top row will

{float:left;margin:0 5px;} The above code, IE6 and earlier browser Div.nav will be set up Zoom:1 ul to open. Lists several workarounds: Set ul as floating element, Set ul as inline element, Set the width of UL How to solve the problem of Auto|hidden invalidation of parent element overflow attribute when IE7 and earlier browser element is relative positioning?Bug Recurrence: div{overflow:auto;width:260px;height:80px;border:1px solid #ddd;}p{position:relative;margi

This article describes how to implement fuzzy search in uchome and how to fix paging bugs in detail. For more information, see this article. In the default uchome, you cannot perform fuzzy search for a friend. If you do not know why, you cannot remember the full name of the friend and find the friend from the search, this is very bad for user experience. After research and modification, the following code can implement the uchome fuzzy search function

the class object is created, then the non-static members in the class are initialized, and the constructor of the class is called finally.Take a look at the following singleton patterns:public class bluetoothmanager {private bluetoothmanager () {} private Static class bluetoothmanagerholder {privatestatic bluetoothmanager instance = new Bluetoothmanager (); } public static bluetoothmanager getinstance () {return bluetoothmanagerholder.instance; }}Bluetoothmanagerholder initiali

Use RedhatLinux on a virtual machine to access the Internet and handle bugs-Linux general technology-Linux technology and application information. For more information, see the following. I think I have already understood the implementation of Internet access in Linux, but sometimes the Determining IP Information for eth0 often occurs, so this problem begins with network configuration. 1. Pay attention to the NAT network connection used in VMware w

the image is obviously used for decoration, then the ALT attribute can be empty (but still exists!). ）。 If you use a picture as a link point, you can enter the link address.Error 6: Background image is not set behind colorIt is common to use the background image behind the content text, but we also have to consider that if the background image is disabled by the client, it is best to set the background color of a similar hue behind the background image to prevent the text from becoming unreadab

Firefox simulator Console.log command Explanation Firebug Getting Started Guide Firebug Console Detailed Move, Debug Browser-side debugging Android Mobile front-end development debugging Remotely debug your Android device with Chrome Mac Mobile End debugging Mac Mobile End debugging Wireless Debugging Strategy Wireless Debugging Strategy Dick burst, perfect commissioning WebView (X5) Fro

For the bugs in Response. Redirect and RedirectToAction in ASP. net mvc (after the jump, continue to execute the following code without terminating the process) and the handling method, In traditional ASP. NET, you can use Response. Redirect ("") to directly Redirect the page and end the current process. However, in MVC, I do not know whether Microsoft intends to fix it or it is a BUG (for example, @ Html. dropDownList Name BUG) when using Response. t