This article describes the C + + short-circuit evaluation (logic and, logic or), share for everyone to reference. The specific methods are analyzed as follows:
1, logic or short circuit
First look at the following code:
#include
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A few simple digital problems have caused a simple reflection on the computer logic. New posts, experts do not Brick ., Logic
Some time ago, before learning how to determine whether a number is a prime number or whether a number is an odd number, I
This article introduces several examples of the differences between daemon attribute values in Python multi-threading.Review:The previous article briefly describes the modern operating system in which each process considers itself exclusive of all
First, Introduction
Probabilistic soft logic (psl,probabilistic soft logic) is a machine learning framework for developing probabilistic models, developed by the Statistical Relations Learning Group Linqs of the University of California, Santa Cruz
This article continues with an example to gain an in-depth understanding of the implementation of bytecode for dynamic change methods of method components. By the previous article, you know that Classvisitor's Visitmethod () method can return an
In this section, the natural language expressions are translated into one-level logic to indicate their meanings.
Not all natural language semantics can be expressed by the first-order logic.
Syntax
The first-order logic retains the boolean
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In a project encountered a strange problem, it cost me a lot of time is not resolved, the final debugging found is the question of judgment-about 0 and "(empty single quotation marks, for good see I added a space), I found 0==" incredibly set up,
Encountered a strange problem in a project that cost me a lot of time without solving final debugging discovery is the question of judgment--about 0 and ' (empty single quotes, for good see I add a space) judgment, I found 0== "incredibly set up,
I. Short Circuit Logic
Short-circuit logic is also called lazy evaluation. It has an interesting feature in well-known Boolean operations: the value is evaluated only when the value is required. For example, conditiona () and conditionb () are true
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