The Linux Manuals (man pages) document is an important part of Linux documents. Linux Manuals are organized as several sections. Each section has a group of commands for a specific area in Linux usage, administration or development.
NAME ddrescue – data recovery tool SYNOPSIS ddrescue [,options/] ,infile outfile /[,mapfile/] DESCRIPTION GNU ddrescue – Data recovery tool. Copies data from one file or block device to another, trying to rescue the good parts first in case of read errors. Always use a mapfile unless you know you won’t need it. Without a mapfile,…
NAME ddr_lzo – Data de/compression plugin for dd_rescue SYNOPSIS -L lzo[=option[:option[:…]]] or -L /path/to/libddr_lzo.so[=option[:option[:…]]] DESCRIPTION About LZO is an algorithm that de/compresses data. It is tuned for speed (especially decompression speed) and trades the size of the compressed file for it to some degree. There are variants with slow compression (yet still very fast decompression)…
NAME ddr_crypt – Data de/encryption plugin for dd_rescue SYNOPSIS -L crypt[=option[:option[:…]]] or -L /path/to/libddr_crypt.so[=option[:option[:…]]] DESCRIPTION About This plugin allows to en/decrypt data on the fly as it is written out by dd_rescue. It supports a variance of AES ciphers and uses the hardware acceleration on x86 (AESNI) and ARMv8 — if available — to provide…
NAME ddjvu – Command line DjVu decoder. SYNOPSIS ddjvu -format=fmt [options] [djvufile] [outputfile] DESCRIPTION Decode the DjVu file djvufile, produces the image file outputfile. The DjVu data is read from the standard input when argument djvufile is not specified or when it is equal to a single dash. Similarly, the output data is written to…
NAME ddd – The Data Display Debugger SYNOPSIS ddd [–help] [–gdb] [–dbx] [–ladebug] [–wdb] [–xdb] [–jdb] [–pydb] [–perl] [–debugger name] [—[r]host [[username@]hostname]] [–trace] [–version] [–configuration] [options…] [prog[core|procID]] but usually just ddd program DESCRIPTION DDD is a graphical front-end for GDB and other command-line debuggers. Using DDD, you can see what is going on “inside” another…
NAME ddbugtopbm – convert Diddle or DiddleBug sketches to PBM files SYNOPSIS ddbugtopbm EXAMPLES ddbugtopbm </path/to/palm/backup/dir/DiddleBugDB.pdb ddbugtopbm </path/to/palm/backup/dir/DiddleDB.pdb ddbugtopbm </path/to/palm/backup/dir/DiddleIDB.pdb DESCRIPTION This program is part of Netpbm(1) ddbugtopbm converts all sketches present in a database used by the PalmOS programs Diddle or DiddleBug into appropriately-named PBM files. The backup copy of DiddleBug’s database you should…
NAME ddate – convert Gregorian dates to Discordian dates SYNOPSIS ddate [+format] [date] DESCRIPTION ddate prints the date in Discordian date format. If called with no arguments, ddate will get the current system date, convert this to the Discordian date format and print this on the standard output. Alternatively, a Gregorian date may be specified…
NAME dd_rescue – Data recovery and protection tool SYNOPSIS dd_rescue [options] infile outfile dd_rescue [options] [-2/-3/-4/-z/-Z seed/seedfile] outfile dd_rescue [options] [–shred2/–shred3/–shred4/–random/–frandom seed/seedfile] outfile DESCRIPTION dd_rescue is a tool that copies data from a source (file, block device, pipe, …) to one (or several) output file(s). If input and output files are seekable (block devices or…
NAME dd – convert and copy a file SYNOPSIS dd [,OPERAND/]… dd ,OPTION/ DESCRIPTION Copy a file, converting and formatting according to the operands. bs=BYTES read and write up to BYTES bytes at a time (default: 512); overrides ibs and obs cbs=BYTES convert BYTES bytes at a time conv=CONVS convert the file as per the…
NAME dcraw – command-line decoder for raw digital photos SYNOPSIS dcraw [OPTION]… [FILE]… DESCRIPTION dcraw decodes raw photos, displays metadata, and extracts thumbnails. GENERAL OPTIONS -v Print verbose messages, not just warnings and errors. -c Write decoded images or thumbnails to standard output. -e Extract the camera-generated thumbnail, not the raw image. You’ll get either…
NAME dconvlum – Convert VeriLUM files to DCMTK display files SYNOPSIS dconvlum in-file out-file [ambient] DESCRIPTION Command line program that converts VeriLUM file with characteristic curve data (CCx_xx.dat) to a format used for the Barten transformation in this toolkit. VeriLUM is a calibration package from ImageSmiths consisting of a photometer (with serial RS232 connector) and…
NAME dconf – Simple tool for manipulating a dconf database SYNOPSIS dconf read [-d] KEY dconf list DIR dconf write KEY VALUE dconf reset [-f] PATH dconf compile OUTPUT KEYFILEDIR dconf update [DBDIR] dconf watch PATH dconf dump DIR dconf load [-f] DIR dconf help [COMMAND] DESCRIPTION The dconf program can perform various operations on…
NAME dconf-service – D-Bus service for writes to the dconf database SYNOPSIS dconf-service DESCRIPTION The dconf-service program provides the ca.desrt.dconf name on the session or system bus. Users or administrators should never need to start the service, as it will be automatically started by dbus-daemon(1) whenever an application tries to write settings. Reading values from…
NAME dconf-editor – Graphical editor for gsettings and dconf SYNOPSIS dconf-editor [OPTIONS…] dconf-editor [OPTIONS…] [PATH] dconf-editor [OPTIONS…] [FIXED_SCHEMA | RELOCATABLE_SCHEMA:PATH] [KEY] DESCRIPTION The dconf-editor program provides a graphical interface for editing settings that are stored by other applications using the gsettings functions of the glib library, or in the dconf database. The gsettings(1) and dconf(1)…
NAME dcod2lum – Convert hardcopy characteristic curve file to softcopy format SYNOPSIS dcod2lum in-file out-file DESCRIPTION Command line program that converts a hardcopy characteristic curve file to softcopy format. In other words, the measured optical density (OD) values from the input file are transformed to the luminance space according to the formula: L = La…
NAME dcmsign – Sign and Verify DICOM Files SYNOPSIS dcmsign[options] dcmfile – in[dcmfile – out] DESCRIPTION The dcmsign utility reads a DICOM file (dcmfile-in), performs a digital signature operation and, if any modification has taken place, writes the DICOM object to an output file (dcmfile-out). Five digital signature operations are supported: • verification of all…
NAME dcmscale – Scale DICOM images SYNOPSIS dcmscale [options] dcmfile-in dcmfile-out DESCRIPTION The dcmscale utility reads a DICOM image, scales it according to the command line settings and writes back the DICOM image. This utility only supports uncompressed and RLE compressed DICOM images. PARAMETERS dcmfile-in DICOM input filename to be scaled dcmfile-out DICOM output filename…
NAME dcmquant – Convert DICOM color images to palette color SYNOPSIS dcmquant [options] dcmfile-in dcmfile-out DESCRIPTION The dcmquant utility reads a DICOM color image, computes a palette color look-up table of the desired size for this image (based on the median cut algorithm published by Paul Heckbert) and converts the color image into a DICOM…
NAME dcmqrti – The Terminal Initiator Telnet Client Program SYNOPSIS dcmqrti [options] peer… DESCRIPTION The dcmqrti program (telnet initiator) is an interactive character based program intended to be used for examining the dcmqrscp image databases and sending images contained within these databases to Vendor nodes. During a DICOM Demonstration the dcmqrti program can be activated…
NAME dcmqrscp – DICOM image archive (central test node) SYNOPSIS dcmqrscp[options][port] DESCRIPTION The Image Central Test Node (dcmqrscp) Application implements a simple image archive. It manages a number of storage areas and allows images to be stored in these storage areas using the DICOM Storage Service Class. It also allows image attributes to be queried…