Emoticons Internet is an indirect exchange zone, when you talk to someone or writing something, you can not express your emotions because you are not in front of you. That is why we use emoticons (or smiley). They may consist of a sequence of characters or simply a picture or sequence of pictures (animated gif format). Most forums or blog often provide a list of clickable smileys those … [Read more...]
Computer and Internet
Computer and Internet is catchall section of core computing categories including Cloud Computing, Digital Photography, Virtualization, Networking, Protocols and Others' which are not otherwise more subcategorized. Here also you will get unique articles and news on computer hardware, Software, Networking and Protocols.
Major causes for slowing down of your Windows 7 PC
Various causes for slowdown of Windows 7 PC Slowing down of a PC is often due to the presence of viruses on it, but it is not the only possible cause. It may be that your hard disk is full or it needs to be defragmented. Here is a list of possible causes of slow your computer: Malware (viruses, spyware and company) is present on your computer. After several installations, your files … [Read more...]
Differences between FTP and SSH
SSH SSH (Secure Shell) is a secure communications protocol that allows you to connect to a remote computer via a Linux shell (the equivalent of the command prompt on Windows). The default port is 22. This ability to work remotely and to exchange data in encrypted form between two PCs. It is possible for example to log in from her workplace to her personal computer (it is necessary to keep … [Read more...]
How to have a totally noiseless PC
Buy a less noisy PC The reasons for having a quiet computer is obvious, but you must understand that a silent PC performance inevitably will be diminished. Indeed, a powerful component heats up early and therefore need a more consistent cooling. We can therefore say that more a PC is more powerful, more noisy it will be. The main cause is noise generated by the cooling fans. It is not always … [Read more...]
What is a Network Address Translation (NAT) server?
Usefulness of the NAT server The number of IP (Internet Protocol) on the Internet is limited. A router will reduce this number through NAT (Network Address Translation). The computers will have different addresses on the local network and will use a NAT gateway with the router, which has a unique IP address visible on the Web. This router makes it possible to hide the local IP addresses. Consider … [Read more...]
The best known software bugs in history
What is a bug? The computer is becoming more and more important in our daily lives. All devices operate with a software that can sometimes have some shortcomings so-called bug. The software stops with a great error and may cause data loss. This is an English word which means "insect" and comes from a problem caused by an animal trapped in a component and preventing its operation. A bug is a … [Read more...]
What Peer-to-Peer (P2P) and what are the risks of using it?
Overview of P2P For starters, the basic download a file is as follows: The file is stored on a server, people who want this file (clients) need to connect to this server to download. So there is only one server and multiple clients. But there is a problem. If many people want to download a file on the same server at the same time, it will quickly saturated, and so the download will be … [Read more...]
Usefulness of graphics card,its function and characteristics
Function and characteristics The graphics card is a component that either plugs into the motherboard (external graphics card) or integrated within the motherboard (integrated graphics chipset). It manages everything that is visible on your computer screen. It is composed of a GPU; which is a graphics processor (now often equipped with a fan) and a graphics memory dedicated to it. That looks like … [Read more...]
Turning an old computer into a web server of your own
Principle of a server If you do not know what to do with your old computer, you must know that you can give it a new feature : turning it to a server. The principle of the server is to be permanently connected to the Internet to provide a particular service. This can be for example a Web server that will store your pages and make them accessible on the net. Indeed, it is not necessary to have a … [Read more...]
Simple tricks to enhance your password’s strength
Do you know that it is possible to insert a space in your username and password to login in to your Windows 7 user account. A simple way to secure access to your computer. Have you thought of this possibility so far? No, your answer gives you a negative view of the strength of this tip. By definition, a password is a string and a space is a character is not considered by most people. Tested under … [Read more...]
How to clean dust from a laptop
Disassemble the laptop When a desktop PC unit makes noise, we open the cabinet and dust off the fans. They can also be change with those that are quieter. The problem with laptops is that it is very difficult to disassemble. Indeed, to access the fans often requires removing several components and of course remember to order them back then. It is possible to do so, but be careful and be very … [Read more...]