By Sriram Srinivasan
Even if your wisdom of Perl is informal or deep, this publication will make you a extra complete programmer. It covers complicated suggestions for handling production-ready Perl courses and explains equipment for manipulating info and gadgets that could have gave the impression of magic prior to. additionally, it units Perl within the context of a bigger atmosphere, giving you the history you would like for facing networks, databases, and GUIs. it is usually a dialogue of internals that can assist you software extra successfully and embed Perl inside C or C inside Perl. significant subject matters contain the sensible use of programs and periods (object-oriented programming), advanced facts buildings, endurance (e.g., utilizing a database), networking, graphical interfaces utilizing the Tk toolkit, interplay with interval features, embedding and increasing the Perl interpreter, and chosen internals.
Read or Download Advanced Perl Programming PDF
It’s some distance ahead―16 chapters, to be particular. yet consider, each ninja’s trip starts off with a unmarried web page (or whatever like that, anyway). So, flip the web page and let’s start!
Practical examples contain development a number of types of the Chat app:
•jQuery + Parse. com JS leisure API
•Backbone and Parse. com JS SDK
•Backbone and Node. js
•Backbone and Node. js + MongoDB
The Chat software has all of the origin of a regular web/mobile software: fetching information, exhibiting it, filing new data.
Other examples within the publication are as follows:
•jQuery + Twitter RESP API “Tweet Analyzer”
•Parse. com “Save John”
•MongoDB “Print Collections”
•Backbone. js “Apple Database”
•Monk + show. js “REST API Server”
This publication will prevent many hours through delivering a hand-picked and validated choice of speedy commence courses. RPJS has useful examples that permit to spend much less time studying and extra time construction your individual purposes. Prototype speedy and send code that matters!
What you'll Learn:
You may still count on a uncomplicated realizing from a suite of fast begin courses, tutorials and proposals for the advance apps mentioned during this publication.
In addition to coding examples, the e-book covers almost all setup and deployment step by step.
You’ll examine from the examples of Chat web/mobile functions beginning with front-end parts and by way of the top we’ll placed front-end and back-end jointly and install to the construction atmosphere.
Who This e-book is For:
I've been a certified developer for four years now quite often centred within the home windows prone and again flooring verbal exchange pipelines. i used to be requested to select up help for an app written with alot of jQuery. i used to be given "jQuery Cookbook" via a pal and that i fell in love. it really is directly into the beef. mostly i need to wait 2-4 chapters ahead of the valuable stuff will get going and with the cookbook i used to be diving in without delay.
- Instant Kendo UI Mobile
- HTML5 Multimedia
- Learning React: Functional Web Development with React and Redux
Extra resources for Advanced Perl Programming
It is important to note that symbolic references work only for global variables, not for those marked private using my. Symbolic references work equally well for arrays and hashes also: $var = "x"; @$var = (1, 2, 3); # Sets @x to the enumerated list on the right Note that the symbol used before $var dictates the type of variable to access: $$var is equivalent to $x, and @$var is equivalent to saying @x. This facility is immensely useful, and, for those who have done this kind of thing before with earlier versions of Perl, is much more efficient than using eval.
You can create references to constant scalars like this: $r = \10; $rs = \"hello"; Constants are statically allocated and anonymous. A reference variable does not care to know or remember whether it points to an anonymous value or to an existing variable's value. This is identical to the way pointers behave in C. 4 Dereferencing Multiple Levels of Indirection We have seen how a reference refers to some other entity, including other references (which are just ordinary scalars). This means that we can have multiple levels of references, like this: $a = 10; $ra = \$a; # reference to $a's value.
Since the next chapter is devoted solely to this topic, we will not say more here. This section lists the other advantages of Perl's support for indirection and memory management. 1 Passing Arrays and Hashes to Subroutines When you pass more than one array or hash to a subroutine, Perl merges all of them into the @_ array available within the subroutine. The only way to avoid this merger is to pass references to the input arrays or hashes. Here's an example that adds elements of one array to the corresponding elements of the other: @array1 = (1, 2, 3); @array2 = (4, 5, 6, 7); AddArrays (\@array1, \@array2); # Passing the arrays by reference.
Advanced Perl Programming by Sriram Srinivasan