Passing parameters in URL without query string in Struts 2

It was not possible with plain Struts2 under the 2.1+. As a workaround you can do this with UrlRewriter filter. From Struts2 2.1+ with the help of wildcards you can use something like host/ActionNmae/param1-123/param2-abc see this post, but not like host/ActionNmae/123/abc/. The difference is that in the second case there’s no parameter names. The workaround … Read more

How do you add query parameters to a Dart http request?

You’ll want to construct a Uri and use that for the request. Something like final queryParameters = { ‘param1’: ‘one’, ‘param2’: ‘two’, }; final uri = Uri.https(‘www.myurl.com’, ‘/api/v1/test’, queryParameters); final response = await http.get(uri, headers: { HttpHeaders.authorizationHeader: ‘Token $token’, HttpHeaders.contentTypeHeader: ‘application/json’, }); See https://api.dartlang.org/stable/2.0.0/dart-core/Uri/Uri.https.html

Pass Hidden parameters using response.sendRedirect()

TheNewIdiot’s answer successfully explains the problem and the reason why you can’t send attributes in request through a redirect. Possible solutions: Using forwarding. This will enable that request attributes could be passed to the view and you can use them in form of ServletRequest#getAttribute or by using Expression Language and JSTL. Short example (reusing TheNewIdiot’s … Read more

What is the difference between URL parameters and query strings?

The query component is indicated by the first ? in a URI. “Query string” might be a synonym (this term is not used in the URI standard). Some examples for HTTP URIs with query components: http://example.com/foo?bar http://example.com/foo/foo/foo?bar/bar/bar http://example.com/?bar http://example.com/?@bar._=???/1: http://example.com/?bar1=a&bar2=b (list of allowed characters in the query component) The “format” of the query component is … Read more

How to get a URL parameter in Express?

Express 4.x To get a URL parameter’s value, use req.params app.get(‘/p/:tagId’, function(req, res) { res.send(“tagId is set to ” + req.params.tagId); }); // GET /p/5 // tagId is set to 5 If you want to get a query parameter ?tagId=5, then use req.query app.get(‘/p’, function(req, res) { res.send(“tagId is set to ” + req.query.tagId); }); … Read more