Senin, 16 Februari 2009

Protect Your Family With Outdoor Surveillance Cameras

By Charlie Cory Platinum Quality Author

Outdoor surveillance cameras have been designed to work out of doors. It may sound obvious but it needs to be emphasised. Many people wonder why the indoor cameras that they set up for outdoor surveillance succumb to the elements. You need to by the right camera for the right job. A proper outdoor surveillance cameras system kit will have secure housing against the wind and rain.

It might be that you want general coverage of your front garden. Perhaps you want to catch some local vandals in the act of just to deter unwanted visitors. One camera may be sufficient if that is the case. To accurately gauge how many cameras you need though, you need to carefully assess how much coverage you need, and that might need a trained and professional eye.

Surveillance camera system kits are usually packaged in sets of four cameras. If you own a relatively large house, then you would probably choose to cover the main access points, or perhaps where vehicles are located. However, bear in mind that most outdoor surveillance cameras have very wide angled lenses as each can cover quite a bit of ground.

As with most things in life, you can pay more and get more. Some of the most sophisticated surveillance cameras are heat sensitive. The cameras can be cooled or heated to control condensation, so that the recordings should be near perfect no matter what the weather. It is essential that the camera you buy can work in the dark too, which should be a standard feature for an outdoor surveillance camera, but it is best to check.

A pre-built system kit should give you all the components that you require. Try and ensure that the cameras you buy are not restricted to battery power, because these will only have a few hours of life. These are great if you need portable capability, but for normal home use, you need mains power.

Historically, most outdoor surveillance cameras recorded to VCR tape. These were the norm at the time, but were obviously restrictive to recording space. These days, you can record to DVD or to a computer, so you can capture pretty much everything overnight. The best units are smart and record only the movement that they detect, so a DVD could last for quite a while.

One of the great advantages of using computers to monitor your outdoor surveillance cameras, is that the software can enable you to monitor your property whilst you are away. Despite the undoubted usefulness of this, be prepared to have your holidays interrupted whilst you study the film!

Deter thieves and vandals with wireless security outdoor surveillance cameras systems. Protect you family, home and possessions with wireless spy cameras.

Advantages of Flash-Based Casino Games over Traditional Gaming Software

By Zulfiqar Dodhia

Flash Casino Games are online casino games using Flash technology from Adobe Systems. Flash games have an advantage over their traditional counterparts since they can be created with much more realistic graphics as well as better sound effects. They quite simply do a better job at offering the experience of land based casino games. They bring the sights and sounds of real casinos to your desktop, something traditional gaming software have failed at.

Some specific facts that put flash based casino games ahead of traditional ones are mentioned below:

Doesn't require and download or installation

Flash casinos don't need to be downloaded and can simply be played online. Unlike traditional casino games, flash games are ready to be played immediately upon loading into the web browser. If you visit a conventional online casino, the first think you will be asked to do is to download the casino gaming software to your computer. This is usually a .zip or .exe file. After downloading you are required to go through the long process of installing it on the computer.

Then there's the additional problem of taking a security risk of downloading an .exe or .zip file. Often, the publishers of these software include additional programs in downloads. They are installed until you carefully look and choose not to install the extra programs. This risk is not present in Flash casino games since they run in the web browser itself. Additionally, there is no wait time usually and are able to start playing immediately.

Widespread Use and Availability of Flash Games

Flash games are extremely popular since most computers already have the Flash Player as it is a common application for many programs. Most new PCs have Flash installed and currently 98% of the PCs have it. As soon as the browser encounters it, it automatically loads it.

Flash games come in a huge variety, possibly even greater than that of traditional gaming software. The more common games available in Flash are:

  • Baccarat
  • Blackjack
  • Caribbean Poker
  • Craps
  • Keno
  • Pai Gow Poker
  • Slot Machines
  • Roulette
  • Video Slots
  • Video Poker

This is Zulfiqar Dodhia and I'm working in a software house as a SEO since 1990. My favorite topics are Flash casino games and online casinos

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What is the Best Windows XP Registry Cleaner Download?

By Lewis Freeman Platinum Quality Author

There are literally hundreds of Windows registry cleaners, so knowing what is the best Windows XP Registry cleaner download is not necessarily easy. As with any type of software there are plenty of sites you can find reviewing several of the leading registry cleaners and these can be very informative and helping you to decide which one to choose.

One of the best Windows XP registry cleaner downloads is RegCure, and in this article we'll have a look at this registry cleaner and see why it is so highly rated by the technology community. RegCure is the registry repair product from ParetoLogic, an award-winning company who have an extensive line of optimization and security software products. Their RegCure product has been on the market for several years now, and is one of the top sellers in the registry cleaner industry.

So, why has RegCure proven to be such a popular Windows XP registry cleaner download? One of the main reasons is that RegCure is perhaps more powerful and advanced than any of its rival products. RegCure's deep and thorough scanning almost always uncovers more errors and invalid entries than any other software. The effect of removing these errors on the speed and reliability of the computer is therefore better with RegCure than with alternative and that's.

As well as being significantly more powerful and advanced than its rivals, RegCure is also well known for its very user friendly and intuitive interface. Users are rarely confused or left wondering how to perform operations. Being able to combine power with ease of use is an impressive accomplishment, but one that the established ParetoLogic software house has proven capable of doing with its range of products down the years. So, if you are considering getting a Windows XP registry cleaner download then RegCure is certainly not one to miss.

For unbiased reviews of the best and worst registry cleaners visit Registry Fixes. Check out our RegCure Review, a look at the market leading registry repair software and get your FREE SCAN today.

Free Open Source Software For Business Startups

By Roger Webb

Open Source

Open Source software is software offered free over the internet. It often mimics well known brand names, Adobe Photoshop for instance, but is perfectly legitimate in that the code is generated by a bunch of enthusiasts keen to show how good they are - and they really are good - and to do down the big software companies who would otherwise be able to charge what they like for their products. The software usually is sophisticated and reliable; able to do most, if not all, that the prototype can do and do it for nothing. In my suite of sites for the over-50s I use six such programmes.

  1. Drupal - which provides a complete structure for an on-line community
  2. GIMP - which replicates Adobe Photoshop
  3. Filezilla - which allows me to upload material to the site
  4. Firefox - which replicates Internet Explorer.
  5. Gallery2 - Picture Galleries
  6. Phpfreechat - Chat Room software

The Moral issues

Though the Open Sourcers create their own code, there is no doubt that in shadowing commercial software they pirate the concepts and often the look and layout of the prototype. On the other hand, some have outgrown their prototype. In many ways Firefox is a better web-browser than its prototypes. Further, it is clear that the software giants have held users to ransom whenever they have had a monopoly .

Operations Though Open Source is free to download, it is not free to use.

  • Documentation Open Sourcers are wonderful programmers but almost always very poor producers of user guides. Often user manuals have to be bought through Amazon or similar though the cost of the documentation is far less than the cost of commercial software. The documentation they do produce often assumes knowledge of computereze way above the average newbe user.
  • Modules and Themes Commercial software is usually very complex and developed. Few Open Sourcers have the resources to replicate the complete suite, but write the core and allow others to write modules that add functionality to the core. For instance, in Drupal there are modules to allow the user to add forms, set up shops, and themes that change the look of your site. Thats all well and good, and splits an enormous project into a number of much smaller ones, linked together seamlessly via common disciplines, but the modules are of variable quality, and often interactive so that a function - such as being able to add a form or improve SEO performance - may use several modules and will be as good as the poorest of them.
  • Testing and Updates When a major software house builds a new suite, they have the resources to set up dummy data bases and undertake extensive testing replicating all sorts of coincidences - someone wanting to do two things at the same time that clash with each other - and loading the software with dozens of users all using it to its limits. In that way they can predict all the likely failures though we all know that even Microsoft are forever sending us updates when new faults are located and eliminated. The Open Sourcers do not have these facilities, and software is issued with minimal testing. Also every change to the core will likely require modification of the modules and the modules are produced by other volunteers under no commercial disciplines. The result is endless updates, all of which have to be downloads and integration into the core. Sometimes, if the module builder either doesnt like the new core, or relies on other modules and updates of modules frequently lag behind the updates of the core. I have one part of my site 5 updates behind the others because it relies on modules that have yet to be updated to match .

Using Open Source

Notwithstanding all of this, Open Source offers huge advantages to the small businessman or someone setting up a micro-business though there is always a risk in downloading software. The sites above have given me no problems and you can use www.sourceforge.net with reasonable comfort to find and source the software you need.

Permission is granted to republish this article strictly in compliance with the EzineArticles terms of service.

This article is part of a series written to help older people - people aged over 50 - to stay in productive employment for as long as they wish. This particular item appears in the section encouraging them to set up in business and become self employed rather than seek employment in the normal job market.

See the original in the forums of http://www.lifes3rdphase.com

A courtesy copy should be forwarded on publication to roger.webb@retiredbutactive.com

Kamis, 12 Februari 2009

Integrated Project Management Software - Issues With Localisation (Part I)

By Volker Bendel

Having a fully integrated job costing and accounting system, that works perfectly in one country, should make it relatively straightforward to employ it in other countries as well. After all most modern operating systems are able to provide a more or less seamless international and multilingual functionality on the touch of a few buttons. In particular for a multinational company having easy access to all of their systems across borders is an important aspect of management.

The mere translation of the project management interface is indeed quite an easy part of the localisation as most languages have words for "project" or "sales invoice" etc. There are however two main issues that will arise, one due to the integration of accounting and one due to the multilingual interoperability of the system:

This first part of the article will look at the Accounting/Bookkeeping issues facing multinational organisations and come up with suggestions of how to best address them when localising a software. The multilingual accessibility issues will be addressed in a Part II soon to be published on this forum:

Despite the fact that all modern accounting rules everywhere are based on the double entry bookkeeping procedures developed several hundred years ago in Northern Italy by Cotrugli and Paciolo there are slight differences in their application in different countries. Taking aside company taxation and sales tax rules - even some of the more basic bookkeeping procedures and regulations differ from country to country. Following are just some examples of those subtle differences:

- Anglo-American bookkeeping gives the user relative flexibility with regard to how they code their accounts or how they number their transactions

- Spain has fixed GL codes that must be used as the basis of all systems in those countries

- Germany where there used to be a prescribed coding structure - like in Spain - has relaxed this rule, however the historical structure is still used as a semi standard as the main accounting software used by the association of tax advisors is built around this structure

- In Italy there is a rule that the sequence of transaction numbers has to be validated against the date of those transactions

Although it is possible from a programming point of view to adapt the software to accommodate all those different regulations, it makes a program grow immensely in code and complexity. This is even more the case where in different countries contradicting rules need to be applied. So what is the best way for a software to incorporate the requirements of international functionality?

Two approaches come to mind:

One possible way would be to not apply any changes for a particular country in the core coding of the software, but have optional modules for different localisations.

The core of the client software would contain only the basics adhered to by every national accounting system, such as the double entry principle, whilst the add-on modules would apply additional validations and rules to the data processing. Changes to any of the modules could easily be tracked, testing would be straightforward as only one module would be affected and the whole setup of both the client as well as the data base would remain clear and slim.

Having add-on modules would however mean that the software can no longer be called "multinational", but would now be just a framework of many localised independent software systems. A client installed with one localisation would not be able to access a data base used with a different localisation. In particular in bigger multinational companies, where a group auditing is necessary, this would be a big disadvantage.

Another solution would be to have a switch in the data base to either apply - say - the Swiss or the Polish rules. That switch in the data base would trigger a second switch in the client software that logs into it to use the right local settings. In a simplified way this may be compared to a word processor document where the text is specified as being a particular language and the word processing software then applies the spell check for that language.

A downside of this solution would be that all the settings and switches in the data base would also mean a growth of the client software to pick up all of these and that every increase of software coding brings with it a growth of the possibility of bugs or other faults.

The big advantage would be that this way allowed for the client software to be used against any of the accounts data files used in different countries. Multinational group headquarters would only need to use their one software installation to log into any of the overseas accounts and project management data files. Despite the risks due to it's increased complexity and the impact this solution would have on any testing department of a software house the added flexibility and interoperability of this way seems to make it the most preferable solution for equipping an integrated project management system with a truly international accounting functionality.

© 2008 Volker Bendel - Volker Bendel is manager of the training department of Agency Software Worldwide, the producers of the "Paprika/Rebus" job costing software.
http://www.paprika-software.com
http://www.rebus-software.com
Originally from a legal background, he has several years experience in planning and implementing Job Costing and Accounting Software Systems in the Creative Industry. He has also delivered training courses in the UK, Europe, Dubai, the US, China and Australia. Prior to that he worked as a senior business consultant in Hong Kong and as a department manager of a design department in Hong Kong.

Quality Software Versus Timely Delivery

By Denton Burr

I believe there has taken place an unfortunate trade off driven by market realities. In today's rapid development cycles where a piece of code may not have a very long lifetime, the quality of most code is pretty horrendous.

Background

Back in 1973 when I stated programming, computer languages and APIs were much smaller, so when one wrote a piece of code one also tended to be careful and handle most foreseeable circumstances. It was part of what made a good programmer a good programmer.

One could argue that the move from batch processing to time sharing also resulted in a general decline of the quality of code as "desk checking" code became less and less frequent and one would casually recompile code without having to have scheduled runs.

In the seventies there was a huge failed quest for formal "program verification of correctness" and code was more robust in my opinion. The development cycle was also different, there would only be two or three big pushes a year that involved working a great deal of overtime followed by a relatively calmer cycle that allowed programmers to recharge their batteries so to speak.

In the eighties working on larger, more complex systems made the use of defensive programming more necessary. Finding a random error in 50,000 to 250,000 lines of code required a disciplined approach in software construction, defensive programming. That is a program checked all its inputs for validity, checked all return calls and took effort to make sure that it could recover gracefully or signal an error correctly. This protected a function or subroutine from a change made in another part of the system later by someone else so that the code caught that error or an error that "never occurs" finally occurs. This approach had the serious downside of taking longer to develop. That is, quality software takes a longer time to develop.

The Situation Today

The APIs and language features of modern languages can be enormous. Since the development of the web, the pressure in the programming profession has become staggering. The pressure is to complete a task is constant and code has to be delivered faster and may involve greater complexity. It seems to me that to address these concerns, the actually quality of code has been negatively impacted. So much code seems to only work when everything else is "perfect". I am arguing that the code defect rates today are much higher than they used to be without any numerical data to back me up. More programmers are "sloppy" but productive. Code is hacked and not engineered and in my personal belief, object-oriented development has also facilitated this.

The promise of OO was to make problems that were previously intractable doable. It also holds the promise of object reuse but in reality many developers do not check arguments when a method may be overloaded and call methods in the base class that do no argument validation. Much OO programming is very sloppy in this writer's personal opinion. Code quality has actually declined. But one of the lessons a programmer learns is that it is more important to be done than be "right", to be 90% there rather than late and 100% there. Being done is more important than being right.

Market realities are such that it is important how quickly you get code in production or to market and this has re-enforced and encouraged these bad practices. Outsourcing means that some one can do an inferior job faster but cheaper though this is not always the case, some outsourcing is excellent in results.

Conclusion

So that reality is we are left with more complicated code with a much higher bug defect rate. Someone doing software construction the "right way", say a software house, knows the economic tradeoff between discovering defects in-house versus out in the field.

Unfortunately this appears to be a small percentage of the total programming effort and the pressure to ship fast and ship now throws much software out the door too quickly at the expense of less than optimal (that is "crappy") code.

It is my belief that most companies are unaware of the trade offs they have made or realize that this must be so in order to stay competitive.

About Me

The writer has been programming since he was 14 years old and has worked in many languages, on many system, on many operating systems; on many different projects including kernel programming, security engineering, COTS development, system integrating work and ordinary application development. He makes his home on http://www.retro-pc.com/

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Bespoke Software Development - Why Your Fear of it is Hurting You

By Robert Brown Platinum Quality Author

With the obvious advantages of having software custom developed for an organization, many small businesses are put off by the idea. They fear the complexity or they feel the cost of this would be way beyond them. In fact these fears are largely unfounded. Nowadays there are many custom software houses that focus on small businesses as their main clients.

Such software houses will typically develop their applications using low-cost software solutions such as Access or Visual Basic. These low-cost custom solutions using readily available tools of course cost far less in maintenance contracts than the big, enterprise level solutions such as Oracle or Sybase.

A small business custom software solution provider will normally be able to advise you of the likely costs up front. He or she will be able to take your specification and create an initial design along with an initial estimate of how long the work will take to perform. Of course, accurate cost estimation is going to be crucial for any small business.

As any business owner knows, when you are developing software in-house, there are great risks in terms of costs but also in the prospect of developing software that might not work according to your business requirements. This risk is a very important reason to hire an outside software house to provide a custom solution for you. Unlike in-house IT departments, software houses have a real incentive to control costs and to provide solutions to you with the functionality agreed and at the cost specified at the time of project initiation.

Learn more about custom database development for small business. Visit the bespoke software development site and also see access database development for more information.


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