AngularJS “service” is on the client-side
Many new web frameworks rely on the dual.
– Rich Faces
There's no builtin construct to get the length of an associative array, since it's an object.
can also be read or written by calling
Thus, you can access each property by entering the name of the property as a string into this array. Such an array associates each key with a value (in this case the key Home is associated with the value normal). In the Perl programming language it is also called a hash.
Ajax has recently been used most prominently by Google for projects such as Gmail and Google Maps. However, creating a large application in this framework is very difficult (echoed by the “lunch interviewer” in Google), as many different technologies must interact to make it work, and browser compatibility requires a lot of effort. In order to make the process easier, several open source Ajax Frameworks have been developed, as well as commercial frameworks.
Ajax complicates software testing activities. These complications lengthen the software development process.
Q: describe an ajax application proxy. Created in what language? Why needed? Connects which 2 parties that can’t talk directly?
q: describe a simple xmlHttpRequest data flow starting from a onClick, going through an onreadyStateChange special-js function, with some page fragment updated. (more common than hidden frame, but not more complex)
elements in a page@@
before the 2nd last
in a designated location on the page@@ Use innerHTML
“background call to server” to retrieve data needed to update a page fragment