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Polish DJ and record producer (born 1981)
Grzegorz Cebula (born May 30, 1981), better known by his stage name C-BooL, is a Polish DJ and record producer. His career began in 1998 as a local DJ
C-BooL
Comparison of programming languages
whereas in C++, all declarations of such types carry the typedef implicitly. enum Bool { FALSE, TRUE }; typedef int Bool; // in C, Bool and enum Bool are distinct
Compatibility_of_C_and_C++
Code coverage criterion
void function_b (int a, bool b, bool c, bool d, bool e, bool f) { bool a_is_equal_to_100 = a == 100 ; bool b_or_c = b || c ; bool d_or_e_or_f = d || e ||
Modified condition/decision coverage
Modified_condition/decision_coverage
2011 edition of the C++ programming language standard
conversions and can thus use a bool conversion operator. For example, this feature solves cleanly the safe bool issue. In C++03, it is possible to define
C++11
General-purpose programming language
indicates an alternative spelling alias for a C23 keyword) inline restrict _Bool ‡ _Complex _Imaginary C11 added seven more reserved words: (‡ indicates an
C_(programming_language)
Data types supported by the C programming language
platforms. The C language provides the four basic arithmetic type specifiers char, int, float and double (as well as the Boolean type bool), and the modifiers
C_data_types
Group of standard library class templates
convertible to bool. Similarly, the vector<bool>::iterator does not yield a bool& when dereferenced. There is a general consensus among the C++ Standard Committee
Sequence_container_(C++)
Data having only values "true" or "false"
valid for C programs. Standard C (since C99) provides a Boolean type, called _Bool. Since C23, the Boolean is now a core data type called bool, with values
Boolean_data_type
installations. Moreover, in C++ (and later versions of C) equality operations, with the exception of the three-way comparison operator, yield bool type values which
Operators_in_C_and_C++
Standard library for the C programming language
#define bool _Bool #define false 0 #define true 1 #define __bool_true_false_are_defined 1 in order to feign support for the C++98 bool, false, and true
C_standard_library
Usage of reflective programming in C++
const { using Self = remove_cvref_t<decltype(self)>; string json = "{"; bool first = true; template for (constexpr info member : std::meta::nonstatic
Reflection_(C++)
Extension to C++ templates
remove_reference<U>& b) { { a == b } -> same_as<bool>; { a != b } -> same_as<bool>; { b == a } -> same_as<bool>; { b != a } -> same_as<bool>; }; /** * @concept equality_comparable
Concepts_(C++)
General-purpose programming language
bool can prevent certain types of programming mistakes such as if (a = b) (use of assignment = instead of equality ==). C# is more type safe than C++
C Sharp (programming language)
C_Sharp_(programming_language)
Standards for the C programming language
additions to the previous standard include: New built-in data types: long long, _Bool, _Complex, and _Imaginary Several new core language features, including static
ANSI_C
Integrated development environment product
Visual C++ 2013 finally added support for various C99 features in its C mode (including designated initializers, compound literals, and the _Bool type)
Microsoft_Visual_C++
English mathematician and philosopher (1815–1864)
George Boole (/buːl/ BOOL; 2 November 1815 – 8 December 1864) was an English mathematician and philosopher often credited with revolutionizing logic by
George_Boole
Form of text that defines C code
though C does not have support for namespacing in the language. The syntax of using an attribute on a function is like so: [[nodiscard]] bool satisfiesProperty(const
C_syntax
Technique circumventing programming language data typing
bit-representation for type float.) // in C bool is_negative(float x) { int32_t i = *(int32_t*)&x; return i < 0; } // in C++ bool is_negative(float x) { int32_t
Type_punning
C programming language standard, current revision
alignof, bool, static_assert, thread_local keywords. Previously defined keywords become alternative spellings: _Alignas, _Alignof, _Bool, _Static_assert
C23_(C_standard_revision)
C-like programming language
floating-point types is supported. In addition to the bit-vector type, C-- provides a Boolean type bool, which can be computed by expressions and used for control
C--
General-purpose, object-oriented programming language
*mySumNumber= [NSNumber numberWithInt:(2 + 3)]; NSNumber *myBoolNumber = [NSNumber numberWithBool:YES]; Example with literals: NSArray *myArray = @[ object1
Objective-C
Generic type features in C++
less-than operator) is defined and returns a value with a type convertible to bool. The usage of a function template saves space in the source code file in
Template_(C++)
Set of rules defining correctly structured C++ program
[[nodiscard]] bool isPositive() const noexcept { // indicates this path is more likely if (x > 0) [[likely]] { return true; } return false; } }; The C++ standard
C++_syntax
Polish music awards ceremony
Jamelia, Alexis Jordan, t.A.T.u., 3 Doors Down, The Rasmus, Mattafix, Melanie C, Sugababes, Razorlight, September, Sarsa, Craig David, Margaret, The Killers
Eska_Music_Awards
Lithograph printed in 1956 by the Dutch artist M. C. Escher
June 2018. Retrieved 6 June 2018. Locher, J. L.; Bool, F. H.; Kist, J. R.; Wierda, F. (1981). M. C. Escher: His Life and Complete Graphic Work. Harry
Print_Gallery_(M._C._Escher)
Name list
Grzegorz Cebula (born 1981), DJ and record producer known professionally as C-BooL Grzegorz Ciechowski (1957–2001), rock singer and film score composer Grzegorz
Grzegorz
2023 edition of the C++ programming language standard
requirements of a core constant expression narrowing contextual conversions to bool in static_assert and if constexpr trimming whitespaces before line splicing
C++23
Type of data structure
to be overloaded. Replace T with the datatype of the return value (int, bool, structures etc.) The int parameter essentially means nothing but a convention
C++_classes
Polish DJ and music producer (born 1974)
2024-12-17. "C-BooL w klubie Bukszpryt, Bukszpryt Pub&Club 14 maja 2010 (piątek), godz. 20.00". trojmiasto.pl (in Polish). Retrieved 2026-02-18. C-Bool - Would
Flashrider
2020 edition of the C++ programming language standard
Archived from the original on 2018-05-13. Retrieved 2019-05-18. "explicit(bool)". www.open-std.org. Archived from the original on 2018-07-20. Retrieved
C++20
C++ standard library header for functional programming utilities
unary function whose return type is bool is called a predicate, and a binary function whose return type is bool is called a binary predicate. In general
Functional_(C++)
Set of rules defining correctly structured programs for the C# programming language
written in other languages. The following C# keywords are reserved words, of which there are 77. abstract as base bool break byte case catch char checked class
C_Sharp_syntax
Programming construct
bool result = cpm(a, b); In addition to class type functors, other kinds of function objects are also possible in C++. They can take advantage of C++'s
Function_object
2017 edition of the C++ programming language standard
instead of requiring explicit constructor arguments types std::pair<double, bool>(5.0, false) or an additional helper template function std::make_pair(5.0
C++17
template <typename T> inline bool operator!=(const T& x, const T& y) { return !(x == y); } template <typename T> inline bool operator>(const T& x, const
Utility_(C++)
Two functions defined from each other
decrementing by 1 each time. In C: bool is_even(unsigned int n) { if (n == 0) { return true; } else { return is_odd(n - 1); } } bool is_odd(unsigned int n) {
Mutual_recursion
American anarchist (1846–1922)
Henry Bool (1846 – March 27, 1922) was an English-American individualist anarchist. Bool was born in England and in mid 1872 emigrated to Ithaca, NY. In
Henry_Bool
Polish singer (born 1984)
Farna, Ewelina Lisowska, Gromee, Dawid Kwiatkowski, Patrycja Markowska, C-BooL, Beata Kozidrak, Golec uOrkiestra, Peja, Halina Mlynkova, and Blue Café
Doda_(singer)
Comparison of two programming languages
conversion is simple in practice: b := i <> 0; C has a Boolean type, bool, since C23, but did not have one prior. C uses binary valued relational operators (<
Comparison_of_Pascal_and_C
Two or three characters, treated as one
C99 or later bool trigraphsAvailable() { // are trigraphs available??/ return false; return true; } In 1994, a normative amendment to the C standard, C95
Digraphs and trigraphs (programming)
Digraphs_and_trigraphs_(programming)
This article compares two programming languages: C# with Java. While the focus of this article is mainly the languages and their features, such a comparison
Comparison of C Sharp and Java
Comparison_of_C_Sharp_and_Java
C++ input/output functionality in the standard library
In the C++ programming language, input/output library refers to a family of class templates and supporting functions in the C++ Standard Library that implement
C++_input/output_library
Data type that allows for values that are one of multiple different data types
behavior, as the value stored in x is not a valid bool. Ritchie, Dennis M. (March 1993). "The Development of the C Language". ACM SIGPLAN Notices. 28 (3): 201–208
Union_type
Software design pattern
public override bool IsSatisfiedBy(object candidate) { return !_wrapped.IsSatisfiedBy(candidate); } } public interface ISpecification<T> { bool IsSatisfiedBy(T
Specification_pattern
Computer programming language
bool, thread and userdata. An Integer represents a 32 bit (or better) signed number.: local a = 123 //decimal local b = 0x0012 //hexadecimal local c =
Squirrel (programming language)
Squirrel_(programming_language)
Place in Silesian Voivodeship, Poland
Radziej (1895–1972), Wehrmacht general Agata Buzek (born 1976), actress C-BooL (born 1981), DJ and record producer Rafał Szombierski (born 1982), speedway
Pyskowice
Notation for ranges or parent directory
returns_bool # OK; every bool is of type int perlop - perldoc.perl.org "Perlsyn - Perl syntax - Perldoc Browser". "Operators". "<cstdarg> (stdarg.h) - C++ Reference"
Ellipsis (computer programming)
Ellipsis_(computer_programming)
Programming language construct
illustrated in the following C snippet where minimal evaluation prevents both null pointer dereference and excess memory fetches: bool isFirstCharValidAlphaUnsafe(const
Short-circuit_evaluation
C programming language standard, 1999 revision
long int, optional extended integer types, an explicit Boolean data type (_Bool), and complex types (_Complex type specifier) to represent complex numbers
C99
Algorithm used in relational databases
position; public int Key => list[position]; public bool IsPastEnd => position == ENDPOS; public bool Advance() { if (position == list.Count - 1 || position
Sort-merge_join
the original on August 23, 2016. Retrieved August 22, 2016. For "Rumors" (C-BooL Remix): "AirPlay Top: 16.03. – 22.03.2019". Polish Airplay Top 100. Archived
Sofia_Carson_discography
Design pattern in computer programming
IPhone(FormatIPhone): __name__: str = "iPhone" def __init__(self): self.connector: bool = False def use_lightning(self) -> None: self.connector = True print(CONNECTED_MSG
Adapter_pattern
"Be the One" Dua Lipa June 4 "Sofia" Álvaro Soler June 11 "Never Go Away" C-BooL June 18 June 25 "Sofia" Álvaro Soler July 2 "Tamta dziewczyna" Sylwia Grzeszczak
List of number-one singles of 2016 (Poland)
List_of_number-one_singles_of_2016_(Poland)
Line-clipping algorithm in computer graphics
against a rectangle with // diagonal from (xmin, ymin) to (xmax, ymax). bool CohenSutherlandLineClip(double& x0, double& y0, double& x1, double& y1) {
Cohen–Sutherland_algorithm
Software library for the C++ programming language
mismatch) at the Wayback Machine "[vector.bool]". Eelis. Retrieved 22 December 2024. Josuttis, Nicolai M. (1999). The C++ Standard Library: A Tutorial and Handbook
Standard_Template_Library
featuring Lukas Meijer April 7 April 14 April 21 April 28 "Wonderland" C-BooL May 5 May 12 May 19 May 26 June 2 "Flames" David Guetta and Sia June 9 June
List of number-one singles of 2018 (Poland)
List_of_number-one_singles_of_2018_(Poland)
Object that enables processing collection items in order
echo "next: {$value}", PHP_EOL; return $value; } public function valid(): bool { $valid = $this->current() !== false; echo 'valid: ', ($valid ? 'true' :
Iterator
Array data structure that compactly stores bits
comp.lang.c faq. In C++, although individual bools typically occupy the same space as a byte or an integer, the STL type std::vector<bool> is a partial
Bit_array
Term for an idiom in the C++ language
EqualityComparable() = default; friend bool operator==(const T& a, const T& b) { return a.equalTo(b); } friend bool operator!=(const T& a, const T& b) {
Barton–Nackman_trick
Extremely basic data type
a distinct Boolean type _Bool (later moved to bool as well as the keywords true and false with C23), and C++ supports bool as a built-in type and true
Primitive_data_type
Class member in object-oriented programming
mutators and accessors are generated template < typename T, bool WithMutator = true, bool WithAccessor = true, typename MutatorFunc = conditional_t< WithMutator
Property_(programming)
Software for solving satisfiability problems
b}}\equiv {\overline {a}}\lor {\overline {b}}} : (declare-fun a () Bool) (declare-fun b () Bool) (assert (not (= (not (and a b)) (or (not a)(not b))))) (check-sat)
Z3_Theorem_Prover
Data structure that maps one or more adjacent bits
memory. In C, native implementation-defined bit fields can be created using (possibly const or volatile) int, unsigned int, signed int, _Bool (in C99),
Bit_field
Object-oriented software design pattern
which class is instantiated. public interface IProduct { string GetName(); bool SetPrice(double price); } public class Phone : IProduct { private double
Factory_method_pattern
Programming language
ch <- word } func timeout(t chan bool) { time.Sleep(5 * time.Second) t <- false } func main() { t := make(chan bool) go timeout(t) ch := make(chan string)
Go_(programming_language)
Set of rules defining correctly structured programs for the Rust programming language
between 1 and 100 that are multiples of 3: (1..=100).filter(|&x: i8| -> bool x % 3 == 0).sum() More generally, the loop keyword allows repeating a portion
Rust_syntax
Software library for regular expressions
string text = "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa!" string pattern = "(a+)+$"; bool match = RE2::FullMatch(text, pattern); std::println("Match result: {}", match);
RE2_(software)
Topics referred to by the same term
County Jack Boul (1927–2024), artist and teacher based in Washington, D.C. Bool (disambiguation) Boole (disambiguation) Boule (disambiguation) Pârâul Boului
Boul
Software design pattern based on an event-updated object with a list of dependents
detach(Observer& observer) { observers.remove_if([&observer](const RefObserver& obj) -> bool { return &obj.get() == &observer; }); } }; // Example of usage class ConcreteObserver:
Observer_pattern
Feature of some programming languages
= (bool a, b) bool:( a | true | b ); b) op ∧ = (bool a, b) bool: ( a | b | false ); c) op ¬ = (bool a) bool: ( a | false | true ); d) op = = (bool a,
Operator_overloading
Polish singer and songwriter (born 1991)
the original on 26 May 2017. Retrieved 26 May 2017. "Chylińska, Bednarek, C-BooL, Gromee i Margaret laureatami Eska Music Awards Szczecin 2017" (in Polish)
Margaret_(singer)
C++ programming technique
overload worked and T has a nested type named // Foobar. static constexpr bool value = (sizeof(test<T>(nullptr)) == sizeof(Yes)); }; struct Foo { using
Substitution failure is not an error
Substitution_failure_is_not_an_error
Multi-paradigm system programming language
memory safety. import std.stdio, std.concurrency, std.variant; void foo() { bool cont = true; while (cont) { // Delegates are used to match the message type
D_(programming_language)
Dutch civil engineer and foreign advisor
book}}: CS1 maint: location missing publisher (link) Escher, M.C.; Bool, F. (1992). M.C. Escher: Life and Work. Harry N. Abrams. ISBN 978-0-8109-8113-3
George_Arnold_Escher
General-purpose programming language
print(description) } } // Bool now conforms to Printable, and inherits the printDetails() implementation above. extension Bool: Printable { var description:
Swift_(programming_language)
Computational operation
the same regardless of the signs): bool is_odd(int n) { return n % 2 != 0; } Or with the binary arithmetic: bool is_odd(int n) { return n & 1; } Modulo
Modulo
toolbox.register("attr_bool", random.randint, 0, 1) toolbox.register( "individual", tools.initRepeat, creator.Individual, toolbox.attr_bool, 100 ) toolbox
DEAP_(software)
City in Victoria, Australia
Warrnambool (/ˈwɔːrnəmbuːl/ WOR-nəm-BOOL; Maar: Peetoop or Wheringkernitch or Warrnambool) is a city on the south-western coast of Victoria, Australia
Warrnambool
Type system in computer science
declared in the following way: class Eq a where (==) :: a -> a -> Bool (/=) :: a -> a -> Bool where a is one instance of the type class Eq, and a defines the
Type_class
C++ alternative syntax for return types
traditional C++ code, the return type of hasMultipleItems() is bool: using std::vector; class MyClass { private: vector<int> items; public: bool hasMultipleItems()
Trailing_return_type
Top-down parser utilizing recursion
Symbol; extern Symbol peeksym(); bool accept(Symbol s) { if (peeksym() == s) { consumesym(); return true; } return false; } bool expect(Symbol s) { if (accept(s))
Recursive_descent_parser
Ability of a process to examine and modify itself
std::meta::exception; using std::meta::info; namespace meta = std::meta; consteval bool isNonstaticMethod(info mem) noexcept { return meta::is_class_member(mem)
Reflective_programming
Basis of generic programming
o o l ] → [ B o o l ] {\displaystyle [{\mathsf {Bool}}]\times [{\mathsf {Bool}}]\to [{\mathsf {Bool}}]} , and so on, where [ T ] {\displaystyle [T]}
Parametric_polymorphism
Cryptographic attack
#include <stddef.h> bool constant_time_string_compare(const void *a, const void *b, size_t length) { const char *ca = a, *cb = b; bool result = true; for
Timing_attack
Large or very powerful object in programming
std::vector; class GameManager { private: vector<string> players; int score = 0; bool running = false; public: GameManager() = default; ~GameManager() = default;
God_object
Technique for creating lexically scoped first class functions
vector<string>::iterator auto i = std::ranges::find_if(v, [&](const string& s) -> bool { return s != name && s.size() > n; }); // 'i' is now either 'v.end()' or
Closure (computer programming)
Closure_(computer_programming)
State machine for tree structures
finite lists of boolean values can be defined as (Q, F, Qf, Δ) with Q = { Bool,BList }, Qf = { BList }, and Δ consisting of the rules In this example, the
Tree_automaton
Concept in functional programming
E>, with additional aliases across the standard library. const CAT_FOUND: bool = true; fn main() { let result: Result<(), String> = pet_cat(); match result
Result_type
Type of machine learning model
Ming-Wei; Kwiatkowski, Tom; Collins, Michael; Toutanova, Kristina (2019). "BoolQ: Exploring the Surprising Difficulty of Natural Yes/No Questions". ACL:
Large_language_model
Object whose state cannot be modified after it is created
string'; var obj = { an: 'object' }; doSomething(str); // strings, numbers and bool types are immutable, function gets a copy doSomething(obj); // objects are
Immutable_object
Technique in compiler construction
[[nodiscard]] string format(); // = _ZN9wikipedia8structure7Article6formatEv bool printTo(ostream& os); // = _ZN9wikipedia8structure7article6printToERSo class
Name_mangling
Object which stores memory addresses in a computer program
example, bool *ptr would declare a pointer to an object of type bool. After a pointer has been declared, it can be assigned an address. In C, the address
Pointer (computer programming)
Pointer_(computer_programming)
Data structure in computer science
= 0; size_t tail = 0; size_t size = 0; public: bool isEmpty() const noexcept { return size == 0; } bool isFull() const noexcept { return size == N; } size_t
Circular_buffer
Approach in computer programming
{ private: TreeMap<const VariableExpression*, bool> m; public: Context() = default; [[nodiscard]] bool lookup(const VariableExpression* key) const { return
Interpreter_pattern
Intermediate representation for quantum instructions
reset b; reset cout; // set input states for i in [0: 3] { if(bool(a_in[i])) x a[i]; if(bool(b_in[i])) x b[i]; } // add a to b, storing result in b majority
OpenQASM
January 7 "Spirit" Gromee featuring Mahan Moin January 14 "Magic Symphony" C-BooL featuring Giang Pham January 21 "Libre" Álvaro Soler featuring Monika Lewczuk
List of number-one singles of 2017 (Poland)
List_of_number-one_singles_of_2017_(Poland)
original on 27 August 2016. Retrieved 26 August 2016. "Chylińska, Bednarek, C-BooL, Gromee i Margaret laureatami Eska Music Awards Szczecin 2017" (in Polish)
List of awards and nominations received by Margaret
List_of_awards_and_nominations_received_by_Margaret
Function called at the end of an object's lifetime
SqlConnection _connection; private SqlTransaction _transaction; private bool _disposed; public UserUnitOfWork(string url) { _connection = new(url); _connection
Destructor (computer programming)
Destructor_(computer_programming)
Syntactic construct for creating a list based on existing lists
comprehend( range, [](int x) -> bool { return x * x <= 3; }, [](int& x) -> void { x *= 2; } ); // result now contains 4, 6, ..., 20 } In C++20, additional headers
List_comprehension
Feature of some programming languages
data members endclass // generics defgeneric (bool, collide_with, _1, _2); // multimethods defmethod (bool, collide_with, Asteroid, Asteroid) // deal with
Multiple_dispatch
travel, tourism, insurance
C BOOL
C BOOL
C BOOL
C BOOL
C BOOL
C BOOL
C BOOL
C BOOL
C BOOL
travel, tourism, insurance