Excel Custom Filters on Number Column using Java and Apache POI

Introduction In this example I am going to show you how to work with filters in excel file on text column using Java and Apache POI library. The following list of custom filters for number columns can be implemented: Equals Does Not Equal Greater Than Greater Than Or Equal To Less Than Less Than Or Equal To Between Top 10 Above Average Below Average

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Prevent browser from caching resources

Introduction In this tutorial I am going to tell you how you can prevent cache in browser. Sometimes we need to clear the browser cache or prevent the browser from caching resources so that we always get the latest output from the server. Disabling caching of your web pages ensures your resources are coming every time from the server. In every browser, you’ll find an option to disable caching or even you can clear the cached resources but this type of caching is client side caching and we do not rely…

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Cache static resources like css, js and images for a specific time period

Introduction In this post we will see how to cache static resources like css, js and images for a specific period of time. So we will specify the time for how long we want to cache such static resources. Static resources like css, js images etc. need not be reloaded from the server every time until and unless we want the old one needs to be replaced by the new one. This improves overall performance of the web application and application loads faster.

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