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Circuit DIY - How to Make a Digital Paperless Receipt System!

by max on May 11th, 2009
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Everytime I goto the Apple Store in San Francisco, I am amazed at how quickly you can check out without a receipt, the receipt actually can be sent to my e-mail box, which I can confirm in real-time using my Blackberry GMail app. Apart from the Apple Store, I don’t see that many other retailers using paperless receipts, perhaps it’s ahead of its time. For those of you who wan ...

Server DIY - How to Load BalancE with Linux Program “Balanc ...

by max on March 25th, 2009
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Here’s another great article on how to manage your loads on your web server using linux program “balance”: Ideally you should install a load balancer on a dedicated machine that can handle all the incoming connections, with a separate network interface for internal and external connections. However, none of this is necessary for the purposes of this article. To start te ...

G1 Hack - How to Get Remote Root Access to G1 Phone!

by max on November 5th, 2008
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Well, someone figured out how to access the G1 phone via a telnet access. This is great stuff, I bet you can stuff a small web server on a G1 phone pretty easy. (Hmmm…I wonder if you can do SSH2 too…) 1. Turn on WiFi in the G1 (Settings > Wireless Controls > Wi-Fi). Make sure you’re connected to a network. 2. Start up PTerminal (search in the Market) and you ...

Zedomax.com Updated with a New Dual Quad-Core Xeon Harpertown Ser ...

by max on October 23rd, 2008
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Things have been a little crazy as I have been running around town helping small business owners get ahead using my guerilla blog marketing techniques. (I also wrote an E-book for intermediate bloggers over at my Adsense Optimization blog.) Anyways, I spent couple hours today upgrading my server from a Dual-Core Woodcrest Xeon processor to a Dual Quad-Core Harpertown Xeon processor. ...

Linux Web Server Hack - How to Write Automated Load Balancing Scr ...

by max on September 23rd, 2008
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Well, I have been manually managing the dedicated server for this site for last 2 years or so but I found a better way to automate the server so it doesn’t ever go down due to overload. One of the common problems in dedicated servers is the fact that load can go out of control and your web server along with it, causing you to hard-restart the server. A better way to deal with this ...

Memcached, MediaWiki, and MySQL for optimizing Database

by max on August 7th, 2008
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Today, I saw that Hackszine’s Jason Striegel has postsed a blog post about Memcached and MySQL. Well, basically Memcached is an open-source software for your web server that allows you to cache almost any MySQL query. In other words, it caches your MySQL queries. But to do this, you do need to check the Memcached cache before doing the actual MySQL query. So what’s the poi ...

DIY - How to Make your own Lunchbox Linux Firewall!

by max on June 26th, 2008
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As an avid fan of Linux operating systems ever since I took Minix class, which Linux was born from, I love to hear about cool little DIYs on making a Linux firewall out of a lunch box. The greatest thing about Linux operating systems in comparison to Windows or any other operating systems is that it can be easily custom tailored to do one thing whether that’s a web server, firewal ...

Linux Server Hacks - How to increase Plesk Q-mail Maximum E-mail ...

by max on May 28th, 2008
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Well, recently I had one of my clients that I host their e-mail system on my web server ask me if they can send more than 2MB for their e-mail attachments. To do this on a Plesk system, you need to create a new file for the Q-mail. Plesk defaults to 2MB for e-mail attachments. Goto this directory: /var/qmail/control make a file called “databytes” and store the max number of b ...

Data Browser allows you to manipulate MySQL database in a Snap!

by max on May 11th, 2008
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Here’s a desktop based data browser that allows you to manipulate MySQL database in a snap. The most amazing part is how quickly you can bring in any RSS feeds from blogs/social network sites as a database table, almost as fast as my finger snapping. Watch as David, the CTO of the company, explains how it works. Download latest version of Flash to view video!. Click Here to View ...

IP in Your Email, get your external IP and send it to any email

by max on February 28th, 2007
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Here’s a cool blog I came across on our new wagg.it site. It’s a custom application that will send email containing current external IP address to a specified email address automatically at set intervals. Why do you need this? I used to work as a network administrator at a company and had issues with DDNS (dynamic DNS) addresses where the domain name can change. We used to u ...