What do you mean by Electronic Signatures?

The electronic signature means a signature that a user can input into a file format through electronic means. These signatures are added to the text document through the means of computer programs. The advantage of using these signatures is that the source of the data or file gets identified. There are different forms of electronic signatures such as “terms and conditions” pop-up boxes, typed names, or a digital image of a handwritten signature. It is useful when you want to protect the contents of your document from being hampered or misused. In other words, they are mainly used for the purpose of copyright infringement issues. You can use these signatures on legal copies or an author can use them on his piece of work or for other such reasons. In this way, it becomes easier to sign and seal the digital files.

How to insert the Signatures to PDF and Word files?

There are a few easier methods to insert the signatures to these two file formats. In case of Word file, you scan the image of the signature. Save the scanned image on your system and then run the Word Page on the system. On opening the Word file, go to the Insert Menu, click on the Picture> From File which browses your scanned signature file. Then you can insert the file to your Word file format. If you want to add the same image in the PDF file then convert the same Word file into PDF document with the Word to PDF converter tools. These are a few easy ways to add the signature to either PDF or Word file format.

Saner Rijet is an IT professional with over 7 years experience working in academic and industry. For an easy solution to convert your Word to PDF documents; visit his site at PDF Converter.

Author: Saner Rijet
Article Source: EzineArticles.com
Digital TV, HDTV, Satellite TV

Let’s start by covering what the iPad can’t do. It’s not a PC or a Mac and doesn’t run Windows or Mac OS, or offer multi-tasking (although the rumour mill suggests that the latter may be addressed in future updates). On the iPhone the OS is locked down to the point that each third party application can only store information in their own ‘sealed’ area, unlike a PC where ‘My Documents’ can contain every file type and be accessed by all applications. It’s likely that the iPad will continue this tradition, with Apple already confirming that it will rely on iTunes for syncing with a PC. Also, due to a long running spat between Apple and Adobe, the iPhone/iPad does not support Flash, which rules out access to any websites that rely on it. Apple has been criticised and applauded in equal measure for ring-fencing access to their hardware and software. While it considerably restricts third party development flexibility, it does provide an extremely stable user experience which, unlike a Windows machine, does not degrade over time as more software is installed.

During Apple’s launch it was clear that Apple’s own 1GHz silicon was delivering quite a punch. Applications launched instantly and graphically intensive tasks ran smoothly. Couple a fast processor with a large rotatable touch screen and you have a product that lowers the technical knowledge usage barrier and can provide an intuitive user interface which 75m iPhone users already know how to use. For example, recently I reverted back to my previous smartphone – using the menu system was like wading through treacle and it was missing many of the additional apps that I’d come to rely on. The biggest difference was speed of information retrieval. For frequently performed tasks such as retrieving a contact, checking email or a quick web search there is no comparison. Tasks that I achieve with the iPhone within 15-20 seconds I would not have seen change out of a minute, if not more on the other phone, and this is likely to improve on the iPad.

What tasks could the iPad perform?

The key here is to identify what it does as well, or indeed better than existing technologies. In their launch event Apple demonstrated iPad versions of iWork, their office suite (covering word processing, spreadsheets and presentations), with each application being available for just shy of ten dollars. While you probably won’t get all of the extra templates, clipart and additional bloat that comes with traditional Office suites you could argue that most people don’t use many more features than font sizing or basic formulae. The iPad ships with the same basic PIM apps as the iPhone e.g. Calendar, Contacts, Email (including MS Exchange support) and Notes, all of which will sync with a PC or Mac through iTunes. The iPhone configuration utility allows enterprise deployment, providing easy configuration for individual business settings such as email and VPN access. So for the majority of users it will tick the basic office requirements.

As a presentation tool the iPad excels. It can be connected to an external display, but would equally be suited for one-to-one presentations, ideal for sales staff or board meetings. Data retrieval is also a strong suit; it provides quick access to document, image, audio or video libraries, doing away with the need for storing large amounts of paper. Expect to see estate agents with iPads under their arms from April onwards! It would be equally at home in a manufacturing design office, providing a quick method of viewing product images or technical information.

The iPad supports the popular ePub electronic document format. Publishers will quickly move books, magazines and newspapers over to the format, so people will soon become accustomed to reading on the device as opposed to traditional paper-based media. This will provide companies with an easy way of creating large catalogues in a format that users can digest in a traditional manner. Companies that produce catalogues (such as electronic components or manufacturing consumables) will no doubt warm to this as printed versions are very expensive to produce, and although they will already have full e-commerce on their websites, there is a reason why they still produce printed version – many people still prefer to view information in a book-style format. This would also lend itself well to stock control, providing stores staff with a simple checklist interface when performing stock checks.

All versions of the iPad have the accelerometer and compass facilities, and the 3G version opens up further possibilities, as it includes assisted GPS. Many of us already take the likes of Google maps on our mobiles for granted, but when GPS is embedded into a device implemented at enterprise level this stretches the boundaries further. Imagine an application that provides relevant information to a user when they arrive at a specific location; perhaps a salesman visiting a prospect/customer, or branch data when HQ staff visit. Devices that ‘know where they are’ could also be used to direct the user to items of interest/relevance around them, although the sensitivity is not good enough for this to locate items on a shelf, for example, and GPS does not always work inside buildings.

Integrating the iPad to custom requirements

If you walk through the stages of production within a manufacturing organisation and analyse the role of software at any given part, most of these relate to the supply of information; either to or from the user. Whether it be in the store room, by a machine tool, booking goods out or back in from subcontractors, despatch and through to accounts. This information will either be fed into an enterprise system (MRP, ERP) or to a more localised system (stock control database, machine tool control software, order management etc), and this is where the work needs to be done if the iPad is to be of any real use. Many software companies are using Apple’s software development kit (SDK) to develop apps to interface with their products. Although these apps are often lightweight versions of their PC cousins and optimised for the iPhone it is likely that these will be reworked to take advantage of the iPad’s display. We can expect apps covering all mainstream software applications, however more niche products are unlikely to have iPhone/iPad sibling products, as the take up rate would not warrant the development costs.

What if you cannot develop or obtain an app to connect to an existing software system? There is a third option; we have already ascertained that the iPad is a competent web client (if Flash isn’t required). Invariably the system you want to connect to will have a database, which in turn will have ways of getting data in and out (generally using common connectors such as ODBC), so a relatively simple solution would be to build an intranet that communicates with the application. Windows Server comes with IIS (Internet Information Services), and any of the web centric languages (PHP, Cold Fusion,.NET/ASP etc) will be able to connect to a database easily. The iPad (or any other device) could then interact with the software using a web browser. Although this still requires a considerable level of technical skill, it’s likely to be a far easier and more cost-effective skill set to source than developing an iPad-specific app and will result in a more flexible solution that other devices can take advantage of. It would also be easier to manage from a security aspect, as the network administrators take care of user access control to any given data resource on the local network.

If Apple is serious about the business angle of the iPad they will need to provide companies with more information on controlling user access, tracking usage and locking down features on it (which, to be fair they have done with the iPhone), otherwise no doubt the wide range of available games will find their way onto it and eat into productivity. Another major concern is that they will be a target for theft. It’s likely that you will be able to password protect it and, as with the MobileMe service on the iPhone, locate it if stolen (3G only) or remotely wipe it, but that’s little consolation.

In recent years Apple products have become über chic and this is something many businesses will want to harness. It’s more likely that iPads will find homes in the boardroom than on the shop floor, due to environmental factors alone, but for facilities that already keep their production areas spotless this could be seen as the device that makes them look just that little bit more cutting edge than their competitors.

Summary

The debate is raging fiercely in the blogosphere as to whether the iPad is a ‘game changer’ or not, but in my opinion it is. Apple said that they would not release anything equivalent to a tablet or a netbook until they could deliver something that did everything well. Given what is already known about the iPhone and what we currently know about the iPad, reasonable assumptions can be made about the iPad’s suitability for a given task. There will be of course many tasks that will always be faster or indeed only possible on a desktop/laptop than the iPad, but as a high speed, highly portable (and highly desirable) ‘media consumption device’ the Apple iPad will set the benchmark by which all others will be measured.

About the Author

Martin Bailey is the author of several marketing and IT sector books, and is the Marketing Manager for JETCAM International s.a.r.l. – CAM, nesting and material management software) and 123 Insight Ltd – MRP, ERP, CRM and Accounts software). More information about the author is available at http://www.marketingyour.biz.

Author: Martin E Bailey
Article Source: EzineArticles.com
Cellphone news

When your computer runs slowly and cannot manage large file transfers or complete complex operations, you should begin your fix with a good registry cleaning. Extremely common and almost inevitable, registry errors compromise the integrity of data your central processing unit needs to drive your machine. If you ignore these simple errors, they can slow your PC to a crawl-much like a dirty carburetor would cripple your car engine.

Using a safe, effective, efficient registry fixer, you effortlessly can max-out your computer’s performance. Allow about half a day for a registry fixer from a reputable maker to work its magic, and beware those that claim they will work faster and produce better results. You have heard the advice a million times before: “If it seems too good to be true, it is.”

A good, trustworthy registry fixer allows-even encourages-you to back-up your files before you begin your clean-up, fix-up initiative. You probably do not want to use a fixer that does not have this feature, because you do not want to waste time and energy replacing your favorite files and applications when the fix is finished. Removing unwanted files and fixing damaged files in your registry, the fixer immediately should increase the speed with which your machine operates-especially as you load programs and download large data transfers. Eliminating redundancy and fixing errors in vital files, a fine fixer almost customizes your registry to match your needs and desires.

You easily can download an effective registry cleaner from the internet. As with all other downloads, however, you must exercise extreme caution as you select and download a registry fixer, because a few are “the real deal,” delivering great results in relatively little time, and restoring your computer’s performance to its out-of-the-box capacities. However, the majority of free downloads are open invitations to computer disasters of the first magnitude. Often made by programmers moonlighting and pirating from the big companies, free registry fixers often contain viruses, Trojan horses, adware, and spyware; some will hijack your computer’s memory for the rogue programmer’s own purposes.

All registry fixers run slowly, because they inspect files one at a time, deleting or repairing them as their scanners dictate. You generally should allow at least half a day for a good, comprehensive registry restoration.

In more dangerous situations, malicious freeware will cost you more than half-a-day’s work. Rogue programmers, especially disgruntled workers from the big security firms, create freeware to launch their independent operations into overdrive or to vent their frustrations. In the first case, their software simply will plague you with pop-ups and e-mails exhorting you to buy the full-package or purchase more of the programmer’s products. In the second, far more dangerous case, your alleged registry fixer will corrupt your hard drive, prompting either complete restoration or installation of a completely new drive.

Follow a simple rule of thumb: if you do not recognize the brand, the source, the supplier, and the development team, do not download. You do not invite friendly strangers into your car; why would you invite strange software into your precious PC? When in doubt, just do not do it.

In our review, we found that Registry Easy is the best registry cleaner for speeding up your computer.

Author: Sam Wheeler
Article Source: EzineArticles.com
Latest trends in mobile phone

A computer virus refers to software that infects computers without the knowledge of the owner. Your system may be infected with different types of viruses like:

-Email Virus – Spam and junk mail are considered a virus. One must be careful in case some mail goes undetected by the junk mail filter and lands in your inbox. An email virus passes through an attachment or link and then receives messages. Hackers are experts at sending infected messages to email addresses. Even without the requirement of double-clicking, you will get the virus once you read the message. Your email is not the only thing that can be infected – viruses also have the ability to access your address book and automatically send virus-infected messages to your contact list.

-Trojan Horses – This is the most popular type of a computer virus program. This program comes in disguise as a game or as pop-ups that may erase your entire hard disk. This program can also be attached to emails. It has the power to control your email including your protected password.

-Worms – This is a type of software that copies itself on to another computer by using a hole in security. It can spread itself easily without a host program. Sometimes, it spreads like what a Trojan horse does, and so it is advisable not to try to open attachments in suspicious emails.

-Spyware and Adware – Both are types of malware, which is a type of software that may be installed on to your computer; it collects information and infiltrates programs without the knowledge of the owner.

Listed below are the following ways to protect computer against virus.

1. Install anti-virus software that detects any kind of virus. Choose software created by a well-recommended company to ensure that you receive quality protection against viruses. Many anti-virus programs out there can keep your computer free of this destructive software. As well, do not forget that regardless of the source, make sure to scan all new programs or files.

2. Turn-on the firewall and keep your operating system updated. To avoid corruption in case of infection, execute regular backups to recover all your data.

3. Use a program to remove spyware and adware such as a tool to rid of malicious software that helps you remove unwanted programs permanently.

4. Avoid the following sites: pornographic sites, Illegal music/movie downloading sites and other websites that may contain harmful scripts. They are often infected with malware and viruses. By downloading videos and songs, you are unconsciously inviting viruses on to your computer. Scan all USBs, floppy and CD disks before using them. These popular items easily carry viruses.

Virus protection may be found on well-known sites that can help people to safeguard computers against such threats. Whenever you use your computer, always be cautious with unknown files or suspicious software. Just follow the simple steps provided by this article and your computer will have adequate protection against viruses.

James Thompson is an expert on spyware virus removal. Visit his website at http://www.webdefenders.net.

Author: James B Thompson
Article Source: EzineArticles.com
Digital Camera Information

First off, these infections can on most occasions be really tough to remove from a computer system without the assistance of a reliable free Trojan remover application and this is because of their structure. It is important to use a Trojan remover tool because they can easily pick out malicious data on your system and remove it without affecting other system files and operations. Attempting manual removal of the Trojan through registry key deletion and other file removal techniques can be dangerous. This is simply because without extensive knowledge of exact removal procedures you could accidentally remove files or features which might be critical to the functionality of your system.

Should you start to notice degraded speeds, bad program functionality, more adverts, crashes, rebooting, blue error screens, modified desktop wallpapers and internet crashes then you could well be infected with this malware. It’s important to know that most malware attacks a computer system through installation of harmful software either from the web or shared networks, through opening malicious mail attachments and from obtaining content off peer to peer networks. It is simply not enough to be careful while surfing the web and that is why paid or reliable free Trojan remover software is a necessity to provide top protection against these infections.

Xoftspyse is a powerful Trojan remover application that has continued to gain increased recognition over the web for its effectiveness as a solid anti malware tool.

To download this quality free trojan remover [http://www.freetrojanremover.info] program and to find out more about Trojan infections in general please visit [http://www.freetrojanremover.info].

Author: Michael Sparks
Article Source: EzineArticles.com
Digital Camera News

With continuous usage, installation and reinstall of software, Internet browsing, downloads etc, the Windows Registry bloats up and houses keys which render the system unstable and crash-prone. Massive system errors and shutdowns cause vital data lose and task performing failure.

How to keep the speed of your computer at peak performance?

Here are several tips I have collected from my 4 years computer using experience.

Free Up Disk Space: Disk comes with the ability to record, catalog and treat a set of instructions or data as a single unit. Source language programs, machine language programs, spreadsheets, data files, text documents, graphics files and batch files are examples. Over time, you will have no idea of how heavy the burden you brought to the disk. Optimize the hard disk to free up disk space and recoup system resources is the most effective way to get back the clean and fast disk space.

Fix Registry programs: The Windows Registry is a central hierarchical database comes to store information and settings for users, applications and hardware devices. It stores information that applications and system processes constantly retrieve and store during operation, such as a profile of user’s custom configurations, the types of documents that applications can open and create, as well as the hardware and network ports that exist and are being used.

Processes of continuous installation, reinstall and uninstall leave a bundle of empty registry keys, obsolete and old entries in the system. To fix the problem regularly, you can use a powerful registry tool which comes with the best and most enhanced problem detection algorithm to clean up your registry.

Remove Malicious Programs:Thousands of malicious programs and other information have integrated into your disk and system without your permission to smash your system dramatically. So, to update your security software regularly and daily.

Limit Startup Programs: Many program manufacturers intend to design their products to automatically load at Windows start up. They have noted that their customers need more time to load Windows. To fix the problem, you can uninstall the programs you have never used and which you will no longer use. I have come across an excellent program which has helped me to completely a program. That is QuuSoft Uninstaller. It is so great!

Author: Cherry Kidman
Article Source: EzineArticles.com
Digital Camera Times

Avoid Downloading and Installing Software

Not saying that you can’t do this at all, but you should make sure that you have your Windows Firewall and your anti-virus software setup properly.

I don’t mean to scare you but you wouldn’t believe how many evil people are trying to hunt down people’s computers at every moment. I know this sounds like a lot of drama, but the thing is, it’s true. Just by visiting a harmless looking website without proper security and protection could install malicious software on your computer that gives access to malicious people.

Avoid Manipulating the Hardware

Unless you know exactly what you are doing you shouldn’t open up the PC and play with the cables and cards. Most often slow computer performance is a result of a broken or bogged down operating system.

Also, it’s easier to diagnose the software-side of things, so always start there first. You can be glad if it is just the software, because those problems don’t cost quite as much to fix.

Avoid Using Computer Repair Software From Untrustworthy Sources

There are a lot of scams in the internet who claim to offer computer repair programs but often those software programs are just trojans in disguise. Also, don’t download software from emails you might get from people you don’t personally know.

Beware of malware in disguise! – Did you know that some so called “registry cleaners” are actually spyware in disguise? Make your decisions based on reviews and complaints from real people who are interested in a faster computer performance and compare which tool best suits your needs.

Click here for a comprehensive overview.

Author: Richard Magallon
Article Source: EzineArticles.com
Hybrid and Electric Cars

Packet Switching

Here data is sent in the form of packets of data, thus it is known as ‘packet switching’. The packets are sent along with uniquely identifiable information for each packet which includes the sequence number, source, destination address and check sum. Data travels along different paths in the form of packets and reconstructed into one at the destination.

Advantages of packet switching

1. As the entire network is used to transfer the data, (as it’s sent along different routes) the network is effectively utilized.
2. It also offers more security as they are broken and transferred along different routes. This is such, as if any of the routes are intercepted the entire data cannot be retrieved.
3. It is also known to be relatively cheaper as the cost of transfer depends on the amount of data transferred and not on the distance.

Circuit Switching

Here a route is established after which the entire data is transferred, once the transfer has initialized the route should be left open until the transfer is complete and it cannot be interrupted by other processes or users in the meantime.

Advantages of circuit switching

1. Since data is directly transferred along one route at one instance, transfer is a lot faster than packet switching.
2. It makes more efficient use of resources and time as it does not require reconstructing packets as in the case of packet switching.

Both these methods are commonly used today, it’s up to the network administrator or system analyst to weigh out the pros and cons and choose the most suitable type of data transfer.

Luqmaan Ameen is the main writer behind http://www.computer-realm.net which focuses on computer tips and several other aspects of Computers and the Internet in general. The site also has a couple of useful free software available for download.

Author: Luqmaan Ameen
Article Source: EzineArticles.com
Unix inter-process communication (IPC)

There are actually a number of ways that will make your site perform a certain task whenever you require it to. The first one is to write a script that states there what you want the system to do. However, you need to write it using the Windows Scripting Host or WSH so that it can function by itself without the web server. Now, save the file with the correct extension. For instance, use .js for JScript and .vbs in the case of VBScript.

Now you can test the script you have written. To do this, use Windows Explorer and double click it from there. Working scripts will allow you to see nothing but what it should do what you have assigned it to do. If you have written a script that should send an email, it should send it right away. Make sure that you place it outside of the boundaries of the root of your web server. This way, people will not be able to request for it and obtain its source code. Now, to proceed, you can go to the folder that says “Windows Scheduled Tasks” that is found on your web server. If you are using Windows 2000, access the Control Panel and there, you will find the “Scheduled Tasks” folder, which you should open.

Double click on the folder and find the “Scheduled Task Wizard.” Just click the next button and a dialogue box will appear on your screen. From here, you can select the program you wish to run. You can choose the “browse” option so that you can locate the script that you have written. Once you have found it, choose it and then continue. The next display will allow you to assign the task that you have chosen with a name. It is recommended that you pick one that is descriptive enough so that you will determine easily what it is about. Next, you will decide on the schedule type such as daily, weekly, monthly, etc.

You can now select the start date and the time you want to run the script. Lastly, you will have to supply a username and a password for security. After the summary, you are assured that your schedule for your script to start has been enabled.

If you are interested in schedule script start, check this web-site to learn more about plan script.

Author: Sam Miller
Article Source: EzineArticles.com
US State tax list

Let’s face it – the idea of storing data online is not something new. The concept of online data storage stems back to the early ages of local area networking, when people in lab coats discovered the novel ways of sharing information across different devices. Computers were simple machines back then, compared to the goliaths of technological media we have today. Nonetheless, the idea of having an alternate online data storage space, other than your desktop or laptop computer comes off as a breath of fresh air for many.

There are many places online where you can keep information nowadays – your email inbox, torrent sites, photo sharing hubs, directories, and many other great online applications that make the World Wide Web more intelligent every minute. With the amount of information people put online today across different website applications, there’s no doubt society may already have the best solutions for the world’s worst problems.

However, there are some limitations to the capacities of these online applications in keeping information. For example, free email services like Gmail or Yahoo are certainly capable of online file storage, yet they shun away from those programs or files that are executable or those files larger than 10MB. While Torrent sites are entirely open to the public for online data storage, they may put some heavy strain on the shoulders of seeders or people who may already have a copy of the completed file recently uploaded, as a source for other people to copy from. Plus, torrent sites may not offer a more private touch that some people are seeking from a quality and secure online file storage system. Photo or Movie sharing sites on the other hand are promising, but they are entirely limited to images and movies, and may not be the “complete” online file storage service some people are looking for.

The solution is rather simple and some people thought of the “right” online file storage system that will appeal to everyone – DropBox is the name of the new game in online file storage. It offers a free and secure online file storage system, which can be used for both individual and organizational purposes. DropBox allows for various types of files – movies, photos, programs and documents to be stored in a single DropBox account. The best thing yet is that the service or DropBox is accessible from any computer, as long as connected to the internet. Plus you are given the ability to share the files to the public or just to your closest friends or colleagues.

DropBox is truly changing the online file storage landscape. So, why don’t you give it a try?

Do you want to know what’s new on the Software and Technology landscape? Visit MattFacts at http://www.mattfacts.dangdeals.com/ today. And also, start your online file storage system NOW! – GetDropBox. You really don’t know what you’re missing.

Author: Paul Selibio
Article Source: EzineArticles.com
Healing food: natural way to cure cancer