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Exception NoClassDefFoundError for CacheProvider

I'm kind of new in Spring and hibernate so I'm trying to implement some simple web application based on Spring 3 + hibernate 4 while I start tomcat I have this exception: ...
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How do I auto-hide placeholder text upon focus using css or jquery?

... <input type="text" placeholder="enter your text" onfocus="this.placeholder = ''" onblur="this.placeholder = 'enter your text'" /> share ...
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How to Handle Button Click Events in jQuery?

I need to have a button and handle its event in jQuery. And I am writing this code but it'snot working. Did I miss something? ...
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How to handle $resource service errors in AngularJS

I am making requests to my API and I am using AngularJS $resource module. It's different from $http so I don't know how to handle my errors. ...
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Character Limit in HTML

How do you impose a character limit on a text input in HTML? 6 Answers 6 ...
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docker mounting volumes on host

I have successfully been able to share folders between a docker container with volumes using 5 Answers ...
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What's the best way to make a d3.js visualisation layout responsive?

... There's another way to do this that doesn't require redrawing the graph, and it involves modifying the viewBox and preserveAspectRatio attributes on the <svg> element: <svg id="chart" width="960" height="500" viewBox="0 0 960 500" preserveAspectRatio="xMidYMid meet"&g...
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In Docker, what's the difference between a container and an image? [duplicate]

What's the difference between a container and an image in Docker? In the Get started with Docker tutorial these terms are both used, but I do not understand the difference. ...
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How to generate a Dockerfile from an image?

...s dfimage="docker run -v /var/run/docker.sock:/var/run/docker.sock --rm alpine/dfimage" dfimage -sV=1.36 nginx:latest It will pull the target docker image automaticlaly and export Dockerfile. Parameter -sV=1.36 is not always required. Reference: https://hub.docker.com/repository/docker/alpine/dfima...
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What does `unsigned` in MySQL mean and when to use it?

What does "unsigned" mean in MySQL and when should I use it? 1 Answer 1 ...