Blog : 101

[SOLVED] Cannot Upsert Financial Force Sales Invoice Object (No current company)

Oct 11, 2017 | By Webtraffic Exchange | Salesforce | 0 Comments

We're using the Financial Force for our accounting package within Salesforce, and have written a new class for a change we're implementing which has nothing to do with the Sales Invoice object. However, when we tried to deploy the ...]

What is the difference between "Primary Key" and "Unique Key" in SQL?

Sep 15, 2017 | By Webtraffic Exchange | SQL , Databases | 0 Comments

I've had a chance to with a Postgres database and came across a table with two primary keys. This intrigues me to look up a definition of primary and unique key. I always thought there would only be one primary key in a table, and ...]

Malware detected on website

Aug 15, 2017 | By Webtraffic Exchange | Cybersecurity | 0 Comments

One of the servers we manage has been compromised, and hosting malware according to Kaspersky Anti-Virus software. The site uses a number of open-source applications such as WordPress, Gnuboard, and phpLinkDirectory. We initially t...]

Zend Framework without MVC

Jul 15, 2017 | By Webtraffic Exchange | Framework | 0 Comments

The reasoning for using a framework such as Zend Framework (ZF for short) is to speed up the development process, make the application extensible, and make use of the design patterns such as MVC. I think MVC is great, it separates ...]

Perl string quotation operators (q, qq, qr and qx)

Jun 15, 2017 | By Webtraffic Exchange | Programming | 0 Comments

In scripting programming languages such as Perl, PHP, and Python use string quotation extensively. To include a single or double quote inside the string quotation, you'll have to escape the character with a backslash. Perl string q...]

How to test if a form is submitted in PHP?

May 15, 2017 | By Webtraffic Exchange | Programming | 0 Comments

We live in a very busy world, and sometimes we try to get things done quick-and-dirty. One of the most popular examples is to create a PHP script that renders a view and also handles form submission (action). So, what is the best w...]

How to backup a directory over network via tar and ssh?

May 01, 2017 | By Webtraffic Exchange | Linux | 0 Comments

If you wish to make a backup of a file system between two Unix machines, you may use scp command.

Multiple Constructors in PHP

Apr 15, 2017 | By Webtraffic Exchange | Programming | 0 Comments

In most object-oriented programming languages such as Java, C++, and C#, you can define multiple constructors each having different signatures. The class calls the correct constructor based on the number of parameters, and data typ...]

How do I find a dual DVI-D (dual link) graphics card for 2560x1440 resolution?

Mar 26, 2017 | By Webtraffic Exchange | Operating Systems | 0 Comments

With high-end LCD and LED monitors becoming affordable, I've opted to upgrade my current 21" monitors with a larger 27" capable of displaying 2560 x 1440 resolution. I have a Dell Optiplex 3010 computer which has 1 x VGA and 1 x HD...]