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Fastest way to determine if an integer's square root is an integer
...m looking for the fastest way to determine if a long value is a perfect square (i.e. its square root is another integer):
...
Objective-C categories in static library
...ches and experiments.
Problem was caused by (citation from apple Technical Q&A QA1490 https://developer.apple.com/library/content/qa/qa1490/_index.html):
Objective-C does not define linker
symbols for each function (or method,
in Objective-C) - instead, linker
symbols are only generated for eac...
Android studio: new project vs new module
... I would have thought these things would be left to the Module. If these questions are just so the appropriate support libs are added to the 'Project' then I understand, but I also see these same things when creating a new module. Quite confusing.
– Scott Naef
...
Separate Back Stack for each tab in Android using Fragments
...your own back stacks for each tab.
To be honest, this seems like a really questionable thing to do. I can't imagine it resulting in a decent UI -- if the back key is going to do different things depending on the tab I am, especially if the back key also has its normal behavior of closing the entir...
Why would you use an ivar?
I usually see this question asked the other way, such as Must every ivar be a property? (and I like bbum's answer to this Q).
...
How to profile a bash shell script slow startup?
...is an important step, I've done some test and research about this whole SO question and already posted answers.
There is 4+ answer:
The first is based on @DennisWilliamson's idea but with a lot less of resource consumption
The second was my own (before this;)
The third is based on @fgm answer, bu...
NOT using repository pattern, use the ORM as is (EF)
...“Unit Of Work”. The more I started digging I started asking myself the question: "Do I really need it?"
9 Answers
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C++实现一款简单完整的聊天室服务器+客户端 - C/C++ - 清泛网 - 专注C/C++及内核技术
... to create send thread./n");
return -1;
}
while(getchar()!='q');
toStop = true;
messageBuffer.toStop = true;
pthread_join(tListenId,NULL);
pthread_join(tRecvId,NULL);
pthread_join(tSendId,NULL);
close(s);
int sock[MAX_CLIENT];
int count = clients.GetAllS...
Getting the closest string match
...ariety of problems which can allow us to automate tasks which previously required tedious user involvement.
Introduction
The need to do fuzzy string matching originally came about while developing the Gulf of Mexico Validator tool. What existed was a database of known gulf of Mexico oil rigs and ...
Logical operators for boolean indexing in Pandas
I'm working with boolean index in Pandas.
The question is why the statement:
3 Answers
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