PHP provides file upload variable, $_FILES associative array, to permit file upload to an web server. To upload a file to the server, an HTML form must be composed to allow a user to select a file from local filesystem to upload.

HTML Form: Create a HTML file with the following content, and call it form.html.

If your date.timezone is not properly set, your web application will not display your local time correctly.  The default date.timezone will be set to the server time zone. If you (or your company) is located in different time zone from the server, you may have to override the value in your PHP application.. The date.timezone can be set at the system level, PHP level or application level.

Linux Server Timezone

To set the date.timezone value globally within the server, you'll have to follow the steps outlined below.

Setting up a business page under your Facebook account is an integral part in building a traffic to your "business" website. Facebook allows a business to setup a vanity url (or username), such as the facebook.com/webtrafficexchange, but it seems to be a mystery for many and it isn't clear how to claim your business username.

The first six digits of each credit card account number is called the Bank Identification Number (BIN) and the next three digits determine the card type. The first nine digits of credit card numbers allow merchants to identify card-issuing institution and what type of credit card is being used.

Google Adsense is one of the most popular Ad Network you can use to publish advertisements on your website, and start earning income immediately. Depending on impressions (CPM) and click-through-rates (CTR), your Adsense revenue may vary from a few dollars to a few hundreds per day for high traffic websites. Optimizing your Adsense placement could potentially double, or even triple your Ad income if correctly implemented.

Building and running an ecommerce website is not a trivial task. This two part article will discuss how to build a feature-rich ecommerce website, and also cover strategies for promoting your website efficiently.

Part 1. How to build an effective ecommerce web site?

Building a traffic bearing website is easier said than done. It takes time, dedication and a careful plan. There are a number of ways to build a website, and each web site is built differently based upon their unique requirements. I personally like building a website with Wordpress (blog), even though drupal, joomla and other open source content management systems offer more powerful features.

What is PPC?

PPC stands for Pay-Per-Click, and it is the placement of an advertisement on the search engine result pages (SERPs) for a specific keyword phrase in return for specified payment when a visitor clicks on the link. The PPC link is also known as Sponsored Link, and the advertiser pays an agreed (or bid) amount each time a visitor clicks on the link.

Have you ever pushed your limit on SEO efforts, and experienced the OOP? On November 15, 2003, the Google SERPs were dramatically altered by Hurricane Florida, also known as Over Optimization Penalty. Google has increased the threshold for triggering the OOP since, and SERPs are back to pre-Florida level.

If your SERP (Search Engine Result Pages) rank fluctuates, don't be alarmed. Everyone's rank fluctuates, and that is the nature of search engines. You may be happy to see your site rank highly on most coveted keywords, but don't expected to last forever without constantly updating your site. Search engines are constantly tweaking their algorithms and new sites are constantly being added, so SERP ranking fluctuations are expected. Also, your competitions are updating their sites to achieve better rankings.