Blog : 111

Retrieve duplicate values in a database table with SQL

Jan 18, 2017 By Web Traffic Exchange SQL 0 Last Modified on 2024-01-16

There was an error with one of our applications, and I needed to find table rows with duplicate values. The table column was not defined to have a unique index, but we weren't anticipating duplicate values. I needed an easier way to identify duplicate values in a table with a simple SQL statement.

Double and Triple equal operators in PHP

Jan 13, 2017 By Web Traffic Exchange Programming 0 Last Modified on 2024-01-16

Even if you're a seasoned programmer, you may not have seen triple equals operator in most programming languages. In PHP, the triple equals (===) operator was introduced in version 4 and it checks for equality similar to the double equals (==) operator but also checks the type of variable. Here are the differences between single, double, and triple equals operators.

PHP Soap Client Example

Oct 13, 2017 By Web Traffic Exchange Programming 0 Last Modified on 2024-01-16

Using the SoapClient in PHP allows you to interact with SOAP (Simple Object Access Protocol) web services. Here's a basic guide on how to use the SoapClient in PHP.

Where is php.ini file located?

Jan 13, 2018 By Web Traffic Exchange Linux , Programming 0 Last Modified on 2024-01-16

When you are working with various flavors of Linux servers, you may not know where the php.ini file is located. The php.ini file is a PHP configuration file that is used to customize the behaviors and features of the PHP scripting language. A php.ini file is placed in different directory locations of a server depending on the flavor and version of the Linux server you're working with.

How to name a Facebook fan page?

Jan 13, 2012 By Web Traffic Exchange Social Media 0 Last Modified on 2024-02-21

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, but it seems to be a mystery for many and it isn't clear how to claim your business username.

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

Jan 13, 2011 By Web Traffic Exchange Peripherals 0 Last Modified on 2024-01-16

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 considerations that might influence the preference for a serial printer over parallel or USB printers.

TCP Sweep: What is causing it?

Jan 23, 2011 By Web Traffic Exchange Networks 0 Last Modified on 2024-01-16

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 traffic from the affected server.

Copy and Paste Word document to HTML form

Nov 12, 2011 By Web Traffic Exchange World Wide Web 0 Last Modified on 2024-01-16

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 content from a Word document to an HTML form, it's important to be aware that Word documents often contain formatting and styles that may not directly translate to HTML.

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

Jan 22, 2011 By Web Traffic Exchange Linux 0 Last Modified on 2024-02-08

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.

Oracle Import and Export: how to use it?

Sep 12, 2011 By Web Traffic Exchange World Wide Web 0 Last Modified on 2024-01-16

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 to move Oracle schema and data from one machine to another, or one database to another.