Blog : 281

PHP $_SERVER environment variable

Feb 04, 2012 | By Webtraffic Exchange | Programming | 0 Comments

PHP provides a large number of predefined variables to all scripts, and $_SERVER array is commonly used to refer to server-specific environment information. Per PHP.net documentation, the $_SERVER variable is defined as:

How to name a Facebook fan page?

Jan 13, 2012 | By Webtraffic Exchange | Social Media | 0 Comments

Setting up a business page under your Facebook account is an integral part of building traffic to your "business" website. Facebook allows a business to set up a vanity URL (or username), such as facebook.com/webtrafficexchange, bu...]

Copy and Paste Word document to HTML form

Nov 12, 2011 | By Webtraffic Exchange | World Wide Web | 0 Comments

Many users without computer knowledge copy contents from a Word document, paste them into an HTML form () and expect to retain formatting as well as special characters such as smart quotes and emdashes. When copying and pasting con...]

(98)Address already in use: make_sock: could not bind to address 0.0.0.0:443

Nov 12, 2011 | By Webtraffic Exchange | Linux | 0 Comments

When starting the httpd service, the following error message appears and the service failed to start.

Setting mail header for a foreign language

Oct 12, 2011 | By Webtraffic Exchange | Emails | 0 Comments

In our interconnected world, effective communication extends beyond borders and languages. When it comes to email communication, it's essential to cater to diverse audiences, including those who communicate in foreign languages. On...]

Oracle Import and Export: how to use it?

Sep 12, 2011 | By Webtraffic Exchange | World Wide Web | 0 Comments

The Oracle export (exp) and import (imp) utilities are used to perform logical database backup and recovery, which allow you to write data into an operating system file and read it back into the Oracle database. They are also used ...]

SSL Certificate File Formats

Sep 12, 2011 | By Webtraffic Exchange | World Wide Web | 0 Comments

Secure Sockets Layer (SSL) provides secure connections by allowing two applications connecting over a network connection to authenticate the other's identity and by encrypting the data exchanged between the applications. A server i...]

TCP Sweep: What is causing it?

Jan 23, 2011 | By Webtraffic Exchange | Networks | 0 Comments

Running a company as a reseller web host, you'll often receive an email from your upstream provider reporting security violations. If you do not correct the problem promptly, your upstream provider may block inbound and outbound tr...]

How do I extract information from an SSL key and certificate?

Jan 22, 2011 | By Webtraffic Exchange | Linux | 0 Comments

An SSL certificate contains the information about issuer, valid dates, subject, and other cryptic information. The openssl x509 subcommand can be used to retrieve that information from an SSL certificate.

My serial printer doesn't work. What shall I do?

Jan 13, 2011 | By Webtraffic Exchange | Peripherals | 0 Comments

The choice between a serial printer, parallel printer, or USB printer depends on various factors such as the specific requirements of the application, the type of data to be printed, and the available technology. Here are some cons...]