Free scripts for computer programmers and developers!
Scripting languages have definitely becoming more popular and every day more and more people are interested in doing what they can. Some of them are more advanced than others, such as Perl, or Ajax.
What is the best place to find some free scripts, if not the Internet? It is guaranteed that a simple search on the Internet some of the most interesting web scripts that you will reveal've ever seen. Whether you are looking for a PHP script, ASP script, or Perl script can be sure what you're looking for. At the same time, you will have the opportunity to find out that programming (web scripts are) generally used to improve existing sites to improve certain properties. The interesting thing is that will be processed during the server functions, the web scripts function on the user's browser.
There are many reasons why you could be interested in using scripting languages and free web scripts. You can appeal to a PHP script in order to make different interfaces, to any other type of script to improve the functionality of a search engine and in general, to web scripts to make web-based emails easier to use.
Programming language has become popular all sites, in the HTML has been closed, in fact contribute to the World Wide Web functions. Today, there are a pair of Web search script that a lot of people hope that they will contribute to the use of scripting languages through the development of the Internet. You know, a free script that can be used to create an extensive menu to add graphics to web pages or dynamic ad creation, and even (this is why they are also called dynamic languages reasons).
The development of the Internet and the wealth of information directly contributed to the popularization of scripting languages. Specialized resources devoted to this theme throughout, and offers free scripts (ASP, Ajax, PHP, GCI, Perl) for all those who are interested. Many more examples of scripting languages could be given, but you will certainly find it on your own. There are DHTML tutorial, if you still want to gain more knowledge, and devoted an impressive number of tutorials on the most popular programming languages - ASP tutorial, PHP or Perl tutorial tutorial.
Search Professional Web directory script, how to select from. Also provide that if there is something you can freely submit your own scripts. Enjoy the list from the time and resources, the most recent additions, please do not forget to check whether or not to exist on the website. The most important thing is to get hold of quality software for the web in my mind!
Posted in: ajax tutorial| Tags: Internet ajax computer web search place day perl internetit scriptingAghreni Technologies Educational Services - Trainings on Open Source Technologies ( Perl, Php, Java, Ruby, Linux, Mysql)
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Posted in: java training| Tags: Software java linux development php perl mysql educational aghreni trainingsKnow the Essential Skills to Become an Ethical Hacker
Computer is now a major cause of concern for businesses and governments around the world. Although Internet e-commerce is possible, helped in advertising products and services for millions of people, it has also led to the rise of criminal hackers. For this reason, a growing number of companies and governments are turning to ethical hacking or white-has to lift them out of the problem.
A Certified Ethical Hacker examines the security of the systems, check for viruses and eliminate the problems associated with network security. But in order to be en efficient Ethical Hacker, you must have the appropriate skills, together with the right attitude.
Programming skills
The knowledge of programming languages is a mandatory. You should learn the technique of C, C++, Python, Java, Perl and Lisp.
As a beginner, you can start to learn Python is less complicated than other languages, but is also quite attractive. It is well documented and well designed. Then you learn C, Lisp, Perl and Java.
It is important to learn Perl as it is used extensively for web pages and system administration.
All these languages have different approach to programming and the acquisition of knowledge of each of these would you be much more efficient hacker. Each language has its own importance and at the end of the day you would benefit by learning each of them.
UNIX
You can’t become a hacker unless you learn and understand UNIX. After all UNIX is the platform on which the Internet is built upon. Though there are other platforms, it is not possible to read the code or modify them. However with UNIX you can read how the operating system is written and modify it. Hence, learn to hack on open-source UNIX by getting a Linux or BDS-UNIX installed on your personal computer and practice on it daily for hours.
HTML
To become a hacker, you should know how the World Wide Web functions. And having knowledge of web is not just restricted to how to use the browser. You should make efforts to learn and write HTML.
Usage of English
In order to become an effective ethical hacker, you need to have a relatively good command of English, because it is the master of the Internet in English. Hackers come in all the books in English. Therefore, concentrate on this part of the improved.
Apart from all this topic, read many books on hacking. The more you read, the better. Books to buy or enroll in some libraries, and they take on rent. And do not hesitate to experiment. To a white hat hacker, you have the curiosity to have to learn new things.
Well actually, of course, you can take a hack. There is some theoretical and practical training and research institute established to provide some hacking certification course. Many would benefit from appropriate training to get a prestigious institution, professional help to become a certified ethical hacker.
Posted in: java training| Tags: Internet Security Programming java knowledge perl unix python hacker ethicalUsing Perl and Regular Expressions to Process Html Files - Part 1
Like many web content authors, over the past few years I've had many occasions when I've needed to clean up a bunch of HTML files that have been generated by a word processor or publishing package. Initially, I used to clean up the files manually, opening each one in turn, and making the same set of updates to each one. This works fine when you only have a few files to fix, but when you have hundreds or even thousands to do, you can very quickly be looking at weeks or even months of work. A few years ago someone put me on to the idea of using Perl and regular expressions to perform this 'cleaning up' process.
Why write an article about Perl and regular expressions I hear you say. Well, that's a good point. After all the web is full of tutorials on Perl and regular expressions. What I found though, was that when I was trying to find out how I could process HTML files, I found it difficult to find tutorials that met my criteria. I'm not saying they don't exist, I just couldn't find them. Sure, I could find tutorials that explained everything I needed to know about regular expressions, and I could find plenty of tutorials about how to program in Perl, and even how to use regular expressions within Perl scripts. What I couldn't find though, was a tutorial that explained how to open one or more HTML or text files, make updates to those files using regular expressions, and then save and close the files.
The Goal
When converting into HTML documents, the goal is always a seamless transition from the source document (eg reach, a word processing document) to HTML. The last thing you need is for your content authors to spend hours or even days, fixing messy HTML code were changed after it.
Many applications offer excellent tools for converting documents to HTML and, in combination with a well designed cascading style sheet (CSS), can often produce perfect results. Sometimes though, there are little bits of HTML code that are a bit messy, normally caused by authors not applying paragraph tags or styles correctly in the source document.
Why Perl?
Because, let's face it it is, text files, because that is better handled in Perl as a language to good use for this task, all HTML files are. If the Perl regular expression search and replace / have become the de facto standard for use can be used to change bits of text or code in the file.
What is Perl?
Perl (Practical Extraction and Report Language) is a general purpose programming language, which means it can be used to do anything that any other programming language can do. Having said that, Perl is very good at doing certain things, and not so good at others. Although you could do it, you wouldn't normally develop a user interface in Perl as it would be much easier to use a language like Visual Basic to do this. What Perl is really good at, is processing text. This makes it a great choice for manipulating HTML files.
What are regular expressions?
Description of regular expressions and string matching set of strings is given according to the syntax rules. A Perl regular expressions are not unique - is, JavaScript, and many languages, including PHP, you can use them - but, Perl handles them better than other languages.
In part 2, we'll look at our first example Perl script