Php from command line PHP scripts are usually opened in a web browser. But they can be run from command line or terminal as well. The syntax to run a script from commandline is very much similar to python or perl. php /path/to/script/index.php Inside a script it might be necessary to test if it is… Read More »
Racing car in box2d Box2d is a physics 2d simulation library and is used in game development. Apart from C/C++ it has ports for various languages like python, javascript etc. With the availability of the html5 canvas element and many other html5 apis, it becomes possible to write browser based games in javascript. So in… Read More »
To get beautiful and smooth fonts on Ubuntu : 1. Install ttf-mscorefonts-installer from synaptic This will provide the fonts like microsoft arial , tahoma , verdana , courier etc. 2. Get the xml file by Obi Bok from https://wiki.ubuntu.com/Fonts The above xml file provides special finetuned settings for antialiasing and hinting parameters for various fonts… Read More »
If Totem , the default movie player does not play vcds properly , showing file permission errors , then try : 1. SMPlayer Install from synaptic : sudo apt-get install smplayer 2. mplayer Install from synaptic : sudo apt-get install mplayer 3. KPlayer Install from synaptic : sudo apt-get install kplayer To play from terminal… Read More »
Google Chrome has problem displaying hindi/unicode and other Indian language fonts. For example bold hindi fonts might be displayed as square boxes. http://code.google.com/p/chromium/issues/detail?id=32109 http://code.google.com/p/chromium/issues/detail?id=21320 It is some kind of font selection bug. Lets try fixing it. 1. You may want to install the packages ttf-devanagari-fonts and ttf-indic-fonts. Also get that mangal.ttf thing from windows or… Read More »
VCDs that are played on vcd players often contain the video in dat format. The dat format is internally mpeg only but has some additional header information attached. So the mpeg portion has to be ripped off to get the mpeg format. Once converted to mpeg format, it can be processed inside any video editor…. Read More »
Resizing images Web applications often need to work with images like pictures of users or photos etc. So the need to need to resize images comes up when creating thumbnails for example or compressing images for storage. The default library to handle image operations in php is GD. It can be used to resize images…. Read More »
Auto mount partitions On linux the hard drive partitions are generally not mounted at boot. Clicking on the drive icon inside a file manager like nautilus or dolphin mounts them first and then shows the files. But it is possible to get the drives mounted right at boot. The configuration file in this case is… Read More »
If using this code <IfModule mod_php5.c> #Turn off php register globals php_flag register_globals off </IfModule> gives the error : .htaccess: php_flag not allowed here in /var/log/apache/error.log Then Options should be added to AllowOverride in : /etc/apache2/sites-available/default AllowOverride FileInfo Options like this <Directory /var/www/> Options Indexes FollowSymLinks MultiViews AllowOverride FileInfo Options Order allow,deny allow from all… Read More »
As you all know Ruby is one of the most popular programming language on the web. It is recommended to install ruby 1.9.2 instead of 1.8.x I tried to install ruby from the package manager on Ubuntu, but ruby 1.9.2 is not there in the repo. So, I am going to show you how to… Read More »