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  2. Code 128 - Wikipedia

    en.wikipedia.org/wiki/Code_128

    Online Barcode Generator - Free online barcode generator, 1D and 2D. Sample code. ZXing – Multiplatform open source barcode scanner / generator with versions available in Java (core project) and ports to ActionScript, C++, C#, ObjectiveC and Ruby. Python Bar Code 128 – This code appears to draw boxes one pixel wide. It appears it was ...

  3. QR code - Wikipedia

    en.wikipedia.org/wiki/QR_code

    The QR code system was invented in 1994, at the Denso Wave automotive products company, in Japan. The initial alternating-square design presented by the team of researchers, headed by Masahiro Hara, was influenced by the black counters and the white counters played on a Go board; the pattern of position detection was found and determined by applying the least-used ratio (1:1:3:1:1) in black ...

  4. Barcode library - Wikipedia

    en.wikipedia.org/wiki/Barcode_library

    Barcode library or Barcode SDK is a software library that can be used to add barcode features to desktop, web, mobile or embedded applications. Barcode library presents sets of subroutines or objects which allow to create barcode images and put them on surfaces or recognize machine-encoded text / data from scanned or captured by camera images ...

  5. List of file formats - Wikipedia

    en.wikipedia.org/wiki/List_of_file_formats

    PK4 – PK4 Doom³ archive (opens similarly to a zip archive.) PNJ – a sub-format of the MNG file format, used for encapsulating JPEG files [3] PXZ – a compressed layered image file used for the image editing website, pixlr.com. PY, PYW – Python code file. PMP – PenguinMod Project. PMS – PenguinMod Sprite.

  6. High Capacity Color Barcode - Wikipedia

    en.wikipedia.org/wiki/High_Capacity_Color_Barcode

    High Capacity Color Barcode ( HCCB) is a technology developed by Microsoft for encoding data in a 2D "barcode" using clusters of colored triangles instead of the square pixels conventionally associated with 2D barcodes or QR codes. [1] Data density is increased by using a palette of 4 or 8 colors for the triangles, although HCCB also permits ...

  7. EICAR test file - Wikipedia

    en.wikipedia.org/wiki/EICAR_test_file

    The file is a text file of between 68 and 128 bytes that is a legitimate .com executable file (plain x86 machine code) that can be run by MS-DOS, some work-alikes, and its successors OS/2 and Windows (except for 64-bit due to 16-bit limitations). The EICAR test file will print "EICAR-STANDARD-ANTIVIRUS-TEST-FILE!" when executed and then will stop.

  8. barcode on boarding pass - Air Travel Forum - Tripadvisor

    www.tripadvisor.com/ShowTopic-g1-i10702-k...

    Hiya all. I have printed off my boarding passes for holiday flights and just to check, i downloaded a free barcode scanner on my phone. the scanner [tried a couple] failed to read the Pass barcode and im concerned that the passes will not be accepted. Everything appears clear and legible on the passes so im unsure what to do next.

  9. Codabar - Wikipedia

    en.wikipedia.org/wiki/Codabar

    Codabar is a linear barcode symbology developed in 1972 by Pitney Bowes Corp. [1] It and its variants are also known as Codeabar, Ames Code, NW-7, Monarch, Code 2 of 7, Rationalized Codabar, ANSI/AIM BC3-1995 or USD-4. Although Codabar has not been registered for US federal trademark status, its hyphenated variant Code-a-bar is a registered ...