logical-operators

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&& Operation in .NET

Which one out of the following two should be preferred while doing && operation on two values.[详细]

2022-12-27 23:31 分类：问答
unusual ternary operation

I was asked to perform this operation of ternary operator use: $test=\'one\'; echo $test == \'one\' ? \'one\' :$test == \'two\' ? \'two\' : \'three\';[详细]

2022-12-27 10:52 分类：问答
R: How to pass a list of selection expressions (strings in this case) to the subset function?

Her开发者_如何学编程e is some example data: data = data.frame(series = c(\"1a\", \"1b\", \"1e\"), reading = c(0.1, 0.4, 0.6))[详细]

2022-12-26 20:52 分类：问答
How to get available memory C++/g++?

I want to allocate my buffers according to memory available. Such that, when I do processing and memory usage goes up, but still remains in available memory limits. Is there a way to get available mem[详细]

2022-12-24 10:27 分类：问答
【远景早报】Build 9901 可自定义存储感知，原生支持 FLAC？

[Build9901可以定制存储感知并在本地支持FLAC] Neowin发现Windows10上的存储感知功能增加了一些保存选项。从图中可以看到，在存储感知功能界面下，增加了一个名为“保存位置”的设置选项，用户可以为新下载的应用[详细]

2022-12-22 12:19 分类：问答
Usage of ||, OR in PHP

I have the following code which redirect pages depends on $path. ... $path = $this->uri->segment(3);[详细]

2022-12-22 08:31 分类：问答
Obtaining a new session from Hibernate for a background thread

I\'m working on a web application. Usually at the beginning of a request (through the architecture code), a Hibernate session is opened to work with DB transactions. At the end of the request the sess[详细]

2022-12-21 02:20 分类：问答
If Statement not working with And (&&) Operator

I\'m having a hard time writing up what seems should be a simple if statement! I need it to say if mod does not equal a, b, or c - then do this. Here is what I was trying but have been unsuccessful:[详细]

2022-12-19 10:45 分类：问答
Using AND vs && in a for loop (Not related to precedence?)

Why开发者_开发问答 is it that this code prints \"Hello!\" four times and then prints \"1\": <?php[详细]

2022-12-18 18:12 分类：问答
Which side (left or right) of && (and) operator evaluated in C++

Which order is the and && operator evaluated For example the following code if (float alpha = value1-value2 && alpha > 0.001)[详细]

2022-12-18 02:02 分类：问答