PHP is perhaps the most widely-used general-purpose scripting language*, especially suited for Web development. It is, in fact, the programming component of the “LAMP” environment: Linux, Apache, MySql, Php. PHP is surprisingly more popular than Microsoft’s own ASP web scripting language! PHP runs lot faster than ASP on MS Windows and has more features...
zen-cart v.150: cannot test “off-site”
Problems with testing Zen-Cart 1.5.0 off-site “Sorry, we are not accepting payments from your region at this time” SSL certificate required for zen-cart on a development server? You’re kidding! I just started testing an upgrade (to v.150) on one of our development servers. I...
Aerial Photos over Fort Lauderdale, plus
Fort Lauderdale beach Beach Place Mall, Ft Lauderdale beach Fort Lauderdale beach at A1A and Las Olas Pompano Beach looking toward Fort Lauderrdale Homes and waterways over Fort Lauderdale Lighthouse Point Lighthouse Point from Pompano Beach Pompano Beach pier Deerfield Beach Boca...
Stopping Website Visitor Blog Spam
Stopping Website Visitor Comment Spam. IF you have a blog and want visitors to easily add a comment to an item, you will also get spam – lots of it – unless you, traditionally, forced visitors to create a login before commenting, or you...
How to save all Power Point (.ppt) slides as .jpg’s in Open Office
How to save, export, all Open Office Impress slides to images, all at once www.OpenOffice.org “I would like to save my presentation (.ppt) as all .jpg or .gif or .png files. (which is a feature available in Microsoft Powerpoint) Is there any option comparable...
PHP DATE and TIME Functions, warnings
The Current Date, Time today (yyyy-mm-dd): echo date("Y-m-d") ; today (mm-dd-yyyy): echo date("m-d-Y") ; this year (yyyy): echo date('Y') ; ex: October 01st 2010, 05:05 pm EDT (ex: USA Eastern time zone during DST) date("F dS Y, h:i a T", time() ) ex:...
php, Arrays
Array keys start from 0, not 1. In an associative array a key is associated with a value. An array in PHP is actually an ordered map. (each key is mapped to a value). array values can be other arrays, trees and multidimensional arrays...
How To automate Linux backups to a remote pc
passwordless ssh: automated Linux shell backups to another computer ssh remote login without a password Accessing a remote site through ssh without a password How to do unattended backups to a remote linux computer Quite often, you want a shell script to ssh into...
php 5.3: Speed Optimizations for Strings and Arrays
str, ctype, preg, explode, etc.. example: switch y-m-d to m-d-y list($YY,$mm,$dd) = explode("-",$date_stored); $displaydate = $mm."/".$dd."/".$YY; Real-World Experience Buffering A customer I contracted with had the experience of rare cases where visitors to his site would experience the computer starting to process their page...
How to easily Set Up your Fedora-Linux Home Network
How To copy and share files between linux (Fedora and Ubuntu) computers and share a printer How to set up a home network on Fedora 11, 12, 13 or 14 (or Ubuntu 8.4 to 10.10) with a router. (At the begining of this article,...
Delete the Zen-Cart Store Demo files, images, and Data
How to get rid of zen-carts demo store – including version 1.5.0. “How to clean up default install and remove example store related files.” How to remove, or delete, the “Zen Cart demonstration categories and products”. Help with installing Zen-cart, help removing Zen-cart’s demo...
How to install and remove FONTS in Linux; UTF-8
Just like Windoze, Fedora (and Ubuntu) throws in a 100 fonts you don’t want and will never use. How to remove many extra Linux fonts Fonts can be uninstalled like software: go to System -> Administration -> Add/Remove Software -> Fonts (click on the...
Armitron watch 40/8246, M0935 (WR330FT) instructions
2011-12-28 Armitron watch WR330FT owner’s manual. Armitron Digital Sport watch 40/8246, MO935, owner’s manual. How to set an Armitron WR330FT, MO935, All-Sport Watch. How do you set the time on an Armitron 40/8246 WR330FT? Armitron Men’s 40/8246 metal gray, or any of the...
PHP: Writing your own functions
“All custom functions should start with xxx_ so that the developer knows a native PHP function is not being called.* where xxx == your initials, or the project’s initials, or …” An example custom function style: function pwb_my_function($parameter1, $parameter2) { global $an_outside_variable; .... return...
how to make one of your Fedora pc’s visible on the Internet
How Do I Make my Fedora pc behind my router Visible to the Internet? How to Connect your LAN web server to the Internet If you install the Apache software package on your pc, you can make your pc function like an Internet web...
Programming and or Photography Around the Beach
With a Laptop and a wireless internet connection you can program on the beach – but take your camera. Most of these pictures can be clicked on to see them enlarged. Fort Lauderdale beach from in front of Beach Place Mall (3264×1200, Oly) On...
Internet, Web Site, Security with .htaccess
The surest control over security is with /etc/httpd/conf/httpd.conf when you have the entire server, or in .htaccess files otherwise – if you are on shared hosting. Read the post “Unix-Apache .htaccess” for basic information first, if you are not familiar with this. It will...
SQL: some basic JOIN syntax
INNER JOIN and , (comma) are equivalent in the absence of a join condition and “JOIN” is defined to be equivalent to an “INNER JOIN” Examples: SELECT * FROM customer AS c, orders AS o WHERE c.custkey = o.custkey or (same): SELECT * FROM...
Structured display of All Variables in memory
“The function, get_defined_vars(), returns a multidimensional array containing a list of all defined variables at that location in your program.” To get ALL variables, list ALL variables, display ALL variables, in memory and available at the point where you request it, your scope, (not...
SQL: date – time displays, conversions
Unix Time UNIX TIME: the number of seconds since the first second of the first day of 1970. The CURRENT_TIMESTAMP(), CURRENT_TIME(), CURRENT_DATE(), and FROM_UNIXTIME() functions return values in the connection’s current time zone, which is available as the value of the time_zone system variable....