Techniques and Web Technologies
dbunic The canvas is a new HTML5 element and it is used to draw graphs, charts, animations and other sort of graphics. Actually, canvas is a JavaScript controlled 2D drawing area. This example shows how to create simple JavaScript function and draw circles inside canvas tag.
Post shows how to generate random color in hexadecimal notation using JavaScript. Simple task is explained through several examples and working demo.
This post shows how to extend JavaScript Array object with “move” method. The new method accepts two parameters: position 1 and position 2. Array element from position 1 will be moved to position 2 while rest of array will be shifted. Post includes live demo.
Default VPN connection on Fedora will route all traffic to ppp0 device. Sometimes it is not the best solution. This post will show how to route only 10.0.0.0/8 (class A) network traffic to VPN and the rest to go through eth0 (via normal ISP) – in few clicks and without scripting.
Small tips of how to watch DVB-T channels with WinTV-HVR-3000 PCI card on Fedora. After few hours of configuring, I was finally able to watch and record DVB-T channels. CPU usage of Me TV is minimal and picture quality is fine.
How to convert post tags to categories in WordPress. You don’t need to install any additional plugin or performing SQL queries directly on the WordPress database. Tag to category converter (and vice versa) already exists in WordPress.
Nautilus, the file manager for the GNOME desktop has a cool feature of playing music whenever the mouse is over an icon representing an audio file. To enable sound preview, you will have to install GStreamer Ugly Plug-ins and turn on Preview sound files in Nautilus.
How to popup a window on remote Linux desktop or make remote Linux to speak. In this post I will show you harmless tricks that can be really funny. Among helping, fixing and upgrading Linux systems there should be time for joking. So sit back, relax and open your terminals.
Example shows dragging functionality across scrollable DIV containers. If DIV container is bigger than displayed size, moving element near edge will start to auto-scroll.
This post shows how to shift table content using JavaScript. REDIPS.shift library contains four methods to shift table content in any direction (up, right, down and left). By default, content bunching is disabled.
Tic-tac-toe is built with Drag and Drop library explained in previous post “Drag and drop table content with JavaScript”. Example shows how to move and dynamically enable / disable DIV objects.
This cookbook explains how to move MySQL master server to another host. Scenario in short goes: dump out master databases, import data on the new master server and point slave to the new master server. If you follow this simple steps, master migration should proceed without problems.