• Return, break, next in Ruby


    The use of return, break and next involves the problem of jumping out of scope, and their difference lies in the different purpose scope of jumping out of different keywords, because there are some places that need special attention because of code blocks. return Common Ways Usually the return statement means the same thing as […]

  • XMLHTTPRequest Object – XML/XSLT


    XmlHttp is a set of APIs that can transmit or receive XML and other data through HTTP protocol in Javascript, VbScript, Jscript and other scripting languages. The greatest use of XmlHttp is that it can update part of the content of a web page without refreshing the entire page.1、XMLWhat is an HTTPRequest object?The most common […]

  • Python back-end receives the file returned by the front-end


    As follows: filename=None     if request.method == ‘POST’ and request.FILES.get(‘file’):         from django.core.files.storage import FileSystemStorage         myfile = request.FILES[‘file’]         fs = FileSystemStorage()         filename = fs.save(myfile.name, myfile) The above Python back-end receives the front-end return of the file method is the editor to share all the content, I hope to give you a reference, […]

  • Introduction to Microsoft’s XMLHTTP Objects


    Microsoft. XML HTTP object is provided in MSXML, which can complete the transformation and sending task from data package to Request object.The statement for creating an XMLHTTP object is as follows: Set objXML = CreateObject (“Msxml2. XMLHTTP”) orSet objXML = CreateObject(“Microsoft.XMLHTTP”)‘Or for version 3.0 of XMLHTTP, use:‘Set objXML = Server. CreateObject (“MSXML2. Server XMLHTTP”) objXML.open […]