PHP Security

Getting Compiler Error Messages; Newbies Take Your Time

admin — Sat, 23 Jul 2011 09:30:39 +0000

Every programmer has come across certain problems that plague a programmer’s process of learning. There are certain aspects that always cause problems at first, so don’t think it’s a personal problem.Many first-time coders come to a stumbling block before they even get started. The new programmer should see this page, where it explains how to set up the compiler with a programming tutorial.

The libraries and header files that come with the compiler provide functionality and sites like cppreference.com have the help needed for using them.

Compiler Errors Messages Have Errors
Compiler error messages sound like a small, insignificant detail, but they can be pretty daunting to a newbie. The user needs to realize just how exact the syntax (strictness of the format of a program) must be; new programmers are often inundated with error complaints that come from the compiler and the complaints are not written for newbies, and can be hard to understand.

Take the error messages one at a time – frequently, the error confuses the program so much that it may send out a bunch of error messages for a single error. Begin with the first one, and go thru them systematically.

Be aware that the message’s line-number may be wrong, but it can be depended upon for the last possible line the error may be in.

If the error doesn’t exist in that line, it is certain to be before that point and not after, so it can still be found easily.

Just take heart and be patient. It’ll all come into play and one day the compiler errors will be understood and decipherable.

Browser Scripting Languages

admin — Mon, 27 Jun 2011 13:13:04 +0000

Image via Wikipedia

There are many different types of programming languages. In fact, these languages are distributed into different categories. For example, there are XML languages, Server Scripting, and Browser Scripting, just to name a few. In each of these categories are multiple different languages. For example, let’s take a look at Browser Scripting languages.

JavaScript

Many people confuse Java and JavaScript. They are not the same. Javascript is a browser scripting language, and is also considered an object oriented scripting language. If you are trying to make your website look a little more enhanced, then JavaScript might be a good option for you.

VB Script

Visual Basic Script is another Browser Scripting language. This language was originally made by Microsoft, and uses Visual Basic as it’s model. VB Script is now a widely used programming language, and can be seen, most dominantly, in Microsoft products.

AJAX

When making web applications, AJAX may be the language that is used. AJAX is actually a combonation of different development methods, used in conjunction with one another. The great thing about AJAX is that you are able to get information to and from the server without messing with the way that the site looks and feels. It runs in the background without touching the look of a website.

jQuery

Though not technically a language, this JavaScript library has many uses. This library makes navigating a page easier, plug ins are much less difficult to create, and event are handled better.

With so many programming languages out there, it can be confusing to know which to use on your site. A little bit of research can go a long way.

Learning a New Language

admin — Sun, 19 Jun 2011 13:12:57 +0000

Image via Wikipedia

If you are new to learning web programming, you can feel a little overwhelmed at first. Many people get started, but don’t go very far with programming, because of this feeling. Feeling overwhelmed when learning a new language is common. One way to go about it is to literally think of it as learning a new language. For example, if you don’t speak French, there are steps to take to learn the language. These are very similar to the steps that you would take to learn a programming language.

There are a plethora of resources to learn a new programming language. Many people choose to use online tutorials, and there are also options such as purchasing materials at a local bookstore. You may also want to consider looking into classes offered by the local college. If none of these work for you, you may also be able to find a tutor. With options like craigslist and local classifieds, this may not be as difficult as you would think.

There are many options as to where to start with your training. Many people choose to start with HTML, also known as HyperText Markup Language. The reason that this is a first choice is because it is the building block for many of the other programming languages. It is also the most popular markup language.

No matter where you decide to start, it is important to start somewhere. If you are interested in learning a programming language, you won’t accomplish this if you never start. Make the first step, and decide which language to start with.

Keeping Colors in Mind

admin — Thu, 02 Jun 2011 13:12:51 +0000

Image via Wikipedia

When thinking about web design, one of the best things to keep in mind is your color scheme. There are many aspects that go into finding the perfect web design color scheme.

What is the Website and Target Audience?

Knowing your target audience is extremely important when considering a color scheme for your website. You don’t want to scare away people because your color scheme says the wrong thing. For example, if you are selling men’s clothing, you may want to stay away from bright, flamboyant colors. Choosing the right colors for your customers and your product can help your bounce rate stay lower.

What is the Feel You are Going For?

If you want to put people at ease, it is best to use soothing, calming colors. Blues, earth tones, and cool colors can help with this. On the other hand, if you want to get them excited, you will want to use bold or bright colors. Studies have shown that different colors can evoke different emotions in people. Decide what emotions you want to bring out.

To Clash or to Blend?

When choosing your color scheme, you are choosing more than one color. Every color you use has to have a purpose. This includes not only the background color, but also link colors, text colors, and even the colors that are used in your images. Everything needs to make sense in your scheme. Because of this, you need to decide whether you are going to go for a matching color scheme, or do something a little different. Choosing contrasting colors can help bring out certain elements in your site, for example.

Is Computer Programming an Art?

admin — Sun, 22 May 2011 15:25:47 +0000

Computer programming involves a variety of codes, from PHP to HTML, composed in the form of numbers and illegible text. To the lay person, it all resembles something they had encountered in high school algebra or physics, meaning, it all looks so scientific. However, when you look at what all of those codes produce–interactive websites, resourceful software, entertaining smartphone apps, etc.–it starts to look very creative. The answer to whether computer programming is an art may–like other works of art–lie in the eye of the beholder.

Image courtesy: http://search.creativecommons.org/?q=artist

It can be argued that internet codes like PHP and HTML are tools similar to an artists easel and paintbrush, or the paint itself. Once those codes are placed together in a functional arrangement, the computer screen is composed of varying colors, graphics and even video. Thus, web design is interrelated to computer programming. So, if web design is consider artistic, then it follows that computer programming is as well. In addition, building a website to perform in extraordinary ways requires a programmer to think outside the box, much like an artist.

Detractors to the idea of computer programming as an art can compare building a website to building a skyscraper: there is the web designer and architect who design the project, and then the programmer and engineer who builds it. Here, there is separation between the creative and scientific work. Further supporting this argument is the fact that most programmers have no formal art training. Regardless if it’s art or not, the creations from computer programmers are remarkable.

Learning Internet Codes Quickly

admin — Sun, 08 May 2011 15:25:45 +0000

Learning the numerous internet codes and programming languages out there can’t be done in a day, yet, it doesn’t require years of study and work experience. There are plenty of things beginning programs can do to make their trainer easier and faster. However, it is always important to be patient and not try to speed through new materials. The goal is to continuously make progress, regardless of how long it takes. Once you master one code or language, the next one will be that much easier.

First of all, getting familiar with internet code means reading it. Beginners should spend time mulling over sample code trying to decipher just what exactly it does. This method teaches programmers how to view patterns in code by catching similarities. There are plenty of places to find examples of internet code, even right from the view tab of a web browser. After reviewing code, the next step is to actually run it. By using a compiler, the code can be seen in action, which helps reinforce its purpose into memory. A compiler also allows users to experiment with codes for added practice.

After becoming familiar with the code and learning the basic ins and outs, start writing. The earlier someone starts building programs, the faster they’ll learn code because it’s what code is intended to do. Even the most basic program will boost a programmers absorption of a code’s intricacies. But when writing code, everyone should use a debugger so as to see if the code works before launching.

Choosing the Right Programming Language

admin — Thu, 05 May 2011 15:25:43 +0000

One of the first steps when designing a website is choosing which programming language to use. When making this important decision there are a few considerations that need to be addressed; some of which will hold much more weight than others, swaying the decision in one direction. They include: what the site is intended to do, if you are using a legacy code, what databases you plan to work with and any server restrictions.

For most projects, the purpose of a website will outweigh all other concerns. The average site may have to decide between Server Side and Client Side programming languages. Server Side languages are required when using databases, and they include some of the most popular codes: PHP, JavaScript, Perl, et al. Some of those codes work in Client Side programming languages as well, which are faster and more interactive; perfect for an e-commerce site. If the new site will incorporate older programming code, or legacy code, the language you choose may be solely based on what is compatible. In a similar fashion, the type of databases you choose may only work with certain languages, thus making the decision for you. Lastly, the server may dictate everything because of restrictions on what codes it reads.

When these considerations are analyzed the decision-making process should become much easier. They cover the major aspects of building a website; although for an extremely interactive site, there may be additional, more creative, considerations to take into account. However, the web designer and programmer should work together and compare what’s wanted with what’s feasible.

Medical Archiving

admin — Sat, 09 Apr 2011 06:29:47 +0000

When it comes to medical archiving, there is a process that virtually eliminates having to do it manually. In fact, this process not only archives, but also helps in a host of other ways. PACS is used to do a variety of helpful tasks such as store, distribute, display and capture medical files.

This system of PACS stands for picture archiving and communications system, and that’s exactly what it does. In the medical field, it is important to have the fastest way of retrieving data, the most secure way of storing information, and the most efficient way of capturing and storing data. With this picture archiving and communications system, that is exactly what is accomplished, and the benefits are unlimited for hospitals and clinics everywhere.

What PACS does is take away the need for someone to manually archive medical images. This saves time and money for hospitals and clinics because, while it doesn’t eliminate a job, it does eliminate most of the costly time it takes to perform this function, and, as everyone knows, times is money.

Imagine a system that takes every medical image and not only captures it, but stores it, distributes it, and then readies it for display, all in one convenient program. This is indispensable for clinics, hospitals, and anything to do with the healthcare field. Think of all of the process and extra steps that are taken away, saving precious work time. This is time that can be used for other important aspects of the medical field, such as diagnosing conditions, time spent with patients, and work that is important to the business and well-being of the patients.

Earning through the internet!

admin — Mon, 04 Apr 2011 11:23:14 +0000

Image via CrunchBase

Most people with full time jobs as fast beginning to realize that they can utilize their free time at home to make some extra income by using the internet. Even if their day time jobs don’t require them to use their talents, people are learning how they can use their skills to get freelance or contractual employment over the net.

For example, there are several web designers who take on freelance web designing jobs to make some extra cash. There are many sites on the internet that cat as communities that link people who want their websites to be designed with people who are skilled in this craft. You can connect with potential employers and even build up a regular paying freelance job!

Blogging is also a great way to earn some money online. If you have a blog that has a big fan following, then you can approach sites like Smorty that pays you to write about certain products! You don’t even have to lie about the products but write what you think about it and get paid for it too. The more popular your blog, the more money you make. There are also sites that place ads on your blog and, of course, pay you for it.

Then there is eBay. Millions of people have found this site as a gateway to sell off stuff they are not using and get a good deal of money for it too! If you are skilled in arts like painting, sketching or handicrafts, you can sell your creations here too. Lots of people put their crafts up for auction and make a lot of money!

Using Photoshop Express on Your iPhone to Edit Photos for the Web

admin — Fri, 14 Jan 2011 11:32:56 +0000

We don’t always have the luxury of being near a computer or lugging around a laptop when we’re out on assignment. There are photo editing programs that allow you to make edits on the go, but having Photoshop Express is like having Photoshop in your pocket on your handheld device or smartphone. You can’t do everything you’d normally be able to do in Photoshop, but it does the basics, and it does them well.

When you start Photoshop Express, you will have the option of choosing an existing photo or taking a new one. Once you have a photo on the screen, you’ll have a variety of editing options. You don’t need to worry about converting it to an RGB jpg file because it’s already in that format.

There are four tools at the top: crop, exposure, artistic filters, and effects. The buttons on the bottom let you cancel, undo, redo and save.

The crop tool works the same way as the computer version of Photoshop, except that instead of pulling the corner of the crop window with your mouse, you are using your fingers. After every change, press the OK button to save. To make exposure or saturation changes, slide your finger across the screen from left to right. The artistic filters include sketch, soft focus and sharpen, and to use them you also need to slide your finger across the screen. If you want to add effects, just click on the one you like and press OK.

Saving your photo won’t overwrite your original shot. Instead, it will make a copy. You have the option of uploading the photo to Photoshop.com, Facebook, or TwitPic.

If you need to upload the photo to another site, you can do so once you leave PS Express. Simply upload the image the way you would normally where you would like it.