header
Where should I put documentation comments? [duplicate]
For usage information, it’s nicer to put into the header. That’s where people would look first. The documentation is really successful if no one has to examine your .cpp file to figure out how the component should be used.
Spark Option: inferSchema vs header = true
The header and schema are separate things. Header: If the csv file have a header (column names in the first row) then set header=true. This will use the first row in the csv file as the dataframe’s column names. Setting header=false (default option) will result in a dataframe with default column names: _c0, _c1, _c2, … Read more
stdafx.h: When do I need it?
If you don’t want to use precompiled headers, then there is no point to using a standard include file – this will slow down the build for every file that includes it and cause them to include extra stuff that they do not need. Get rid of it and just include the headers they need.
Symfony redirect to external URL
Answer to your question is in official Symfony book. http://symfony.com/doc/current/book/controller.html#redirecting public function indexAction() { return $this->redirect(‘http://stackoverflow.com’); // return $this->redirect(‘http://stackoverflow.com’, 301); – for changing HTTP status code from 302 Found to 301 Moved Permanently } What is the “URL”? Do you have really defined route for this pattern? If not, then not found error is absolutelly … Read more
How to create include files in Lua language?
require “header” See the require entry in the Lua Reference manual. The file “header.lua” must be somewhere in Lua’s search path. You can see (and modify) the path at package.path See the package.path entry in the the Lua Reference Manual This wiki page describes ways of creating modules to load with require.
Interceptor Angular 4.3 – Set multiple headers on the cloned request
Angular 4.3+ Set multi headers in Interceptor: import { HttpEvent, HttpInterceptor, HttpHandler, HttpRequest, HttpHeaders } from ‘@angular/common/http’; import {Observable} from ‘rxjs/Observable’; import {environment} from ‘../../../../environments/environment’; export class SetHeaderInterceptor implements HttpInterceptor { intercept(req: HttpRequest<any>, next: HttpHandler): Observable<HttpEvent<any>> { const headers = new HttpHeaders({ ‘Authorization’: ‘token 123’, ‘WEB-API-key’: environment.webApiKey, ‘Content-Type’: ‘application/json’ }); const cloneReq = req.clone({headers}); return … Read more
accessing request headers on django/python
You can access them within a view using request.META, which is a dictionary. If you wanted the Authorization header, you could do request.META[‘HTTP_AUTHORIZATION’] If you’re creating a restful API from scratch, you might want to take a look at using tastypie.