JavaExp: Java and Open Source Technology

Sometimes we might want to know what version of jQuery a particular site is using. It is not always possible to know the version of jQuery we are using through the jQuery File name or reading the content of the files, specially when the jQuery is minimized. Following snippet can tell us the version of jQuery loaded by a site. if (typeof jQuery != 'undefined') { // jQuery is loaded => print the version alert(jQuery.fn.jquery); } Simply go to the console of the browser, once the webpage is loaded, and then type. the above command on the console. It should display the version as an Alert.

Blogger comes with some goodies, like the atom feed URL, which can be used to generate sitemap for bloggers. Sign in to   Google Search Console . Select the Blog from the left hand side. Click on Sitemaps link. At the top of the page with title "Add a new sitemap" Add the below code in the text field. atom.xml?redirect=false&start-index=1&max-results=500 Example :   https://webdevpedia.blogspot.com/atom.xml?redirect=false&start-index=1&max-results=500 Press “Submit Sitemap” button.

Problem Use case:  CouchDB Error 409 conflict document. Exception Details [Truncated]: CouchDB is throwing error 409 conflict while calling REST API to update data. CouchDB will throw 409 conflict document exception if the payload is not proper. Following are some of the cases. "_id" : This attribute is present, but the "_rev" attribute is not present or is wrong. CouchDB uses both the "_id" and "_rev" attribute while updating a Document. Every time we update a document the "_rev" attribute value gets updated. Solution: If we want to update data, then make sure both "_id" and "_rev" attributes are carrying proper values respectively. Referance Links related to CouchDB: https://webdevpedia.blogspot.com/2019/07/installing-couchdb-on-gcp-compute-engine.html

Problem Use case:  CouchDB Error 412:Precondition Failed Exception Details [Truncated]: CouchDB is throwing error while calling REST API to update data. Solution: CouchDB will throw 412:Precondition Failed exception if the payload does not contain the unique identifier "_id" attribute or its value is missing. Check the payload for PUT or POST to make sure the "_id" attribute is not missing. Referance Links related to CouchDB: https://webdevpedia.blogspot.com/2019/07/installing-couchdb-on-gcp-compute-engine.html