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java.lang.ClassNotFoundException: org.springframework.web.servlet.DispatcherServlet

i am using spring 3.1.0.RELEASE , and my servlet container is tomcat 7 and my IDE is eclipse indigo and the jar spring-webmvc-3.1.0.RELEASE.jar which contains the DispatcherServlet exists in the lib folder, and yet when running the application, i am getting the exception: ...
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What's the idiomatic syntax for prepending to a short python list?

... explanation for the missing list.prepend() . Assuming my list is short and performance concerns are negligible, is 4 A...
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How to make layout with View fill the remaining space?

... Answer from woodshy worked for me, and it is simpler than the answer by Ungureanu Liviu since it does not use RelativeLayout. I am giving my layout for clarity: <LinearLayout android:layout_width="fill_parent" android:layout_height="wrap_conte...
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SVN 405 Method Not Allowed

I accidentally deleted a folder in SVN and added it back immediately. I ran into an issue with this and my solution ended up removing the folder completely from my local copy as well as the server copy. I can do updates and commits without problems on any other file or folder, but if I try to create...
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How do I efficiently iterate over each entry in a Java Map?

If I have an object implementing the Map interface in Java and I wish to iterate over every pair contained within it, what is the most efficient way of going through the map? ...
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A html space is showing as %2520 instead of %20

... as %25. The way you get %2520 is when your url already has a %20 in it, and gets urlencoded again, which transforms the %20 to %2520. Are you (or any framework you might be using) double encoding characters? Edit: Expanding a bit on this, especially for LOCAL links. Assuming you want to link t...
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preferredStatusBarStyle isn't called

... Possible root cause I had the same problem, and figured out it was happening because I wasn't setting the root view controller in my application window. The UIViewController in which I had implemented the preferredStatusBarStyle was used in a UITabBarController, whic...
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When and why would you seal a class?

In C# and C++/CLI the keyword sealed (or NotInheritable in VB) is used to protect a class from any inheritance chance (the class will be non-inheritable). I know that one feature of object-oriented programming is inheritance and I feel that the use of sealed goes against this feature, it stop...
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How do I test if a variable is a number in Bash?

... the regex appropriately; for instance: ^[0-9]+([.][0-9]+)?$ ...or, to handle numbers with a sign: ^[+-]?[0-9]+([.][0-9]+)?$ share | improve this answer | follow ...
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How to find index of all occurrences of element in array?

...s comment, a simple for loop would get the same job done more efficiently, and it is easier to understand and therefore easier to maintain: function getAllIndexes(arr, val) { var indexes = [], i; for(i = 0; i < arr.length; i++) if (arr[i] === val) indexes.push(i); ...