The error in your logcat points to this line: Typeface barcodefont = Typeface.createFromAsset(getAssets(), “fonts/IDAutomationHC39M_FREE.otf”); Make sure fonts/IDAutomationHC39M_FREE.otf exists, it is not corrupt, and that the name capitalization matches exactly. Alternatively, if the above doesn’t work, try the suggestions found here: Custom fonts in android 3 solved Why am i getting these errors, java truetype error?
It should be more like this because you have to input n times from the user: int n = myScan.nextInt(); int[] bar = new int[n]; for (int i=0; i<bar.length; i++) { int n = myScan.nextInt(); bar[i] = n; } I consider using long instead of int in this situation. Incase you want to store each … Read more
Did you read the Android documentation about NFC? There is descriped how to read that tags. 4 solved Read Barcode with NFC [closed]
I tend to agree with nikie that you should be working from a book if you are at this basic level, but here is an answer anyway. I = imread(‘your_image’); # convert I to grayscale double as appropriate using rgb2gray(), double(), etc. # calculate the gradients and the formula you provided [dIx, dIy] = gradient(I); … Read more
There are many examples, and libraries/classes, that can assist in this. Most of these, when you create the image, you save it instead of discarding. Then you can also post the url, or save it in a database for later use. Some examples are as follows: http://bmpradeep.wordpress.com/2013/01/29/generating-barcode-using-php/ http://www.barcodephp.com/en/manual/i25 http://barcode-coder.com/en/barcode-php-class-203.html http://www.phpkode.com/source/s/barcode-generator/barcode-generator/class/i25.barcode.php Save file using php http://php.net/manual/en/function.imagepng.php … Read more