Linux Manuals session 3

Dpkg::Changelog::Entry::Debian – represents a Debian changelog entry Description This object represents a Debian changelog entry. It implements the generic interface Dpkg::Changelog::Entry. Only functions specific to this implementation are described below. Functions my @items = $entry->get_change_items() Return a list of change items. Each item contains at least one line. A change line starting with an asterisk…

Dpkg::Changelog::Entry – represents a changelog entry Description This object represents a changelog entry. It is composed of a set of lines with specific purpose: an header line, changes lines, a trailer line. Blank lines can be between those kind of lines. Functions my $entry = Dpkg::Changelog::Entry->new() Creates a new object. It doesn’t represent a real…

Dpkg::Changelog::Debian – parse Debian changelogs Description Dpkg::Changelog::Debian parses Debian changelogs as described in the Debian policy (version 3.6.2.1 at the time of this writing). See section “SEE ALSO” for locations where to find this definition. The parser tries to ignore most cruft like # or /* */ style comments, CVS comments, vim variables, emacs local…

Dpkg::Changelog – base class to implement a changelog parser Description Dpkg::Changelog is a class representing a changelog file as an array of changelog entries (Dpkg::Changelog::Entry). By deriving this object and implementing its parse method, you add the ability to fill this object with changelog entries. FUNCTIONS my $c = Dpkg::Changelog->new(%options) Creates a new changelog object….

Dpkg::BuildProfiles – handle build profiles Description The Dpkg::BuildProfiles module provides functions to handle the build profiles. Functions my @profiles = get_build_profiles() Get an array with the currently active build profiles, taken from the environment variable DEB_BUILD_PROFILES. set_build_profiles(@profiles) Set @profiles as the current active build profiles, by setting the environment variable DEB_BUILD_PROFILES. my @profiles = parse_build_profiles($string)…

Dpkg::BuildOptions – parse and update build options Description The Dpkg::BuildOptions object can be used to manipulate options stored in environment variables like DEB_BUILD_OPTIONS and DEB_BUILD_MAINT_OPTIONS. Functions my $bo = Dpkg::BuildOptions->new(%opts) Create a new Dpkg::BuildOptions object. It will be initialized based on the value of the environment variable named $opts{envvar} (or DEB_BUILD_OPTIONS if that option is…

Dpkg::BuildFlags – query build flags Description The Dpkg::BuildFlags object is used by dpkg-buildflags and can be used to query the same information. Functions my $bf = Dpkg::BuildFlags->new() Create a new Dpkg::BuildFlags object. It will be initialized based on the value of several configuration files and environment variables. $bf->load_vendor_defaults() Reset the flags stored to the default…

Dpkg::BuildEnv – track build environment Description The Dpkg::BuildEnv module is used by dpkg-buildflags to track the build environment variables being used and modified. Functions $bf->set($varname, $value) Update the build environment variable $varname with value $value. Record it as being accessed and modified. $bf->get($varname) Get the build environment variable $varname value. Record it as being accessed….

Dpkg – module with core variables Description The Dpkg module provides a set of variables with information concerning this system installation. Variables $Dpkg::PROGNAME Contains the name of the current program. $Dpkg::PROGVERSION Contains the version of the dpkg suite. $Dpkg::CONFDIR Contains the path to the dpkg system configuration directory. $Dpkg::ADMINDIR Contains the path to the dpkg…

QuantLib::Rounding – basic rounding class Synopsis #include <ql/math/rounding.hpp> Inherited by CeilingTruncation, ClosestRounding, DownRounding, FloorTruncation, and UpRounding. Public Types enum Type { None, Up, Down, Closest, Floor, Ceiling } rounding methods Public Member Functions Rounding () default constructor Rounding (Integer precision, Type type=Closest, Integer digit=5) Decimal operator() (Decimal value) const perform rounding Inspectors Integer precision ()…

QuantLib::DoubleStickyRatchetPayoff – Intermediate class for single/double sticky/ratchet payoffs. Synopsis #include <ql/instruments/stickyratchet.hpp> Inherits QuantLib::Payoff. Inherited by RatchetMaxPayoff, RatchetMinPayoff, RatchetPayoff, StickyMaxPayoff, StickyMinPayoff, and StickyPayoff. Public Member Functions DoubleStickyRatchetPayoff (Real type1, Real type2, Real gearing1, Real gearing2, Real gearing3, Real spread1, Real spread2, Real spread3, Real initialValue1, Real initialValue2, Real accrualFactor) Payoff interface std::string name () const Real…

QuantLib::Array – 1-D array used in linear algebra. Synopsis #include <ql/math/array.hpp> Public Types typedef Real value_type typedef Real * iterator typedef const Real * const_iterator typedef boost::reverse_iterator< iterator > reverse_iterator typedef boost::reverse_iterator< const_iterator > const_reverse_iterator Public Member Functions Constructors, destructor, and assignment Array (Size size=0) creates the array with the given dimension Array (Size size,…

BlackPixelOfScreen, WhitePixelOfScreen, CellsOfScreen, DefaultColormapOfScreen, DefaultDepthOfScreen, DefaultGCOfScreen, DefaultVisualOfScreen, DoesBackingStore, DoesSaveUnders, DisplayOfScreen, XScreenNumberOfScreen, EventMaskOfScreen, HeightOfScreen, HeightMMOfScreen, MaxCmapsOfScreen, MinCmapsOfScreen, PlanesOfScreen, RootWindowOfScreen, WidthOfScreen, WidthMMOfScreen – screen information functions and macros Syntax unsigned long BlackPixelOfScreen(Screen *screen); unsigned long WhitePixelOfScreen(Screen *screen); int CellsOfScreen(Screen *screen); Colormap DefaultColormapOfScreen(Screen *screen); int DefaultDepthOfScreen(Screen *screen); GC DefaultGCOfScreen(Screen *screen); Visual *DefaultVisualOfScreen(Screen *screen); int DoesBackingStore(Screen *screen); Bool DoesSaveUnders(Screen…

BlackPixelOfScreen, WhitePixelOfScreen, CellsOfScreen, DefaultColormapOfScreen, DefaultDepthOfScreen, DefaultGCOfScreen, DefaultVisualOfScreen, DoesBackingStore, DoesSaveUnders, DisplayOfScreen, XScreenNumberOfScreen, EventMaskOfScreen, HeightOfScreen, HeightMMOfScreen, MaxCmapsOfScreen, MinCmapsOfScreen, PlanesOfScreen, RootWindowOfScreen, WidthOfScreen, WidthMMOfScreen – screen information functions and macros Syntax unsigned long BlackPixelOfScreen(Screen *screen); unsigned long WhitePixelOfScreen(Screen *screen); int CellsOfScreen(Screen *screen); Colormap DefaultColormapOfScreen(Screen *screen); int DefaultDepthOfScreen(Screen *screen); GC DefaultGCOfScreen(Screen *screen); Visual *DefaultVisualOfScreen(Screen *screen); int DoesBackingStore(Screen *screen); Bool DoesSaveUnders(Screen…

ql/cashflows/dividend.hpp – A stock dividend. Synopsis #include <ql/cashflow.hpp> #include <ql/utilities/null.hpp> #include <vector> Classes class Dividend Predetermined cash flow. class FixedDividend Predetermined cash flow. class FractionalDividend Predetermined cash flow. Functions std::vector< boost::shared_ptr< Dividend > > DividendVector (const std::vector< Date > &dividendDates, const std::vector< Real > &dividends) helper function building a sequence of fixed dividends Detailed Description…

NAME ql/instruments/dividendvanillaoption.hpp – Vanilla option on a single asset with discrete dividends. SYNOPSIS #include <ql/instruments/oneassetoption.hpp> #include <ql/instruments/dividendschedule.hpp> #include <ql/instruments/payoffs.hpp> Classes class DividendVanillaOption Single-asset vanilla option (no barriers) with discrete dividends. class arguments Arguments for dividend vanilla option calculation class engine Dividend-vanilla-option engine base class Detailed Description Vanilla option on a single asset with discrete dividends….

NAME ql/experimental/finitedifferences/dividendbarrieroption.hpp – Barrier option on a single asset with discrete dividends. SYNOPSIS #include <ql/instruments/barrieroption.hpp> #include <ql/instruments/dividendschedule.hpp> #include <ql/instruments/payoffs.hpp> Classes class DividendBarrierOption Single-asset barrier option with discrete dividends. class arguments Arguments for dividend barrier option calculation class engine Dividend-barrier-option engine base class Detailed Description Barrier option on a single asset with discrete dividends. Author Generated…

NAME ql/cashflows/dividend.hpp – A stock dividend. SYNOPSIS #include <ql/cashflow.hpp> #include <ql/utilities/null.hpp> #include <vector> Classes class Dividend Predetermined cash flow. class FixedDividend Predetermined cash flow. class FractionalDividend Predetermined cash flow. Functions std::vector< boost::shared_ptr< Dividend > > DividendVector (const std::vector< Date > &dividendDates, const std::vector< Real > &dividends) helper function building a sequence of fixed dividends Detailed…

QuantLib::SingleAssetOption – Black-Scholes-Merton option. Synopsis #include <ql/legacy/pricers/singleassetoption.hpp> Inherited by DiscreteGeometricASO. Public Member Functions SingleAssetOption (Option::Type type, Real underlying, Real strike, Spread dividendYield, Rate riskFreeRate, Time residualTime, Volatility volatility) virtual void setVolatility (Volatility newVolatility) virtual void setRiskFreeRate (Rate newRate) virtual void setDividendYield (Rate newDividendYield) virtual Real value () const =0 virtual Real delta () const =0…

QuantLib::Disposable – generic disposable object with move semantics Synopsis #include <ql/utilities/disposable.hpp> Inherits T. Public Member Functions Disposable (T &t) Disposable (const Disposable< T > &t) Disposable< T > & operator= (const Disposable< T > &t) Detailed Description template<class T> class QuantLib::Disposable< T > generic disposable object with move semantics This class can be used for…