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How do I execute a command and get the output of the command within C++ using POSIX?
I am looking for a way to get the output of a command when it is run from within a C++ program. I have looked at using the system() function, but that will just execute a command. Here's an example of what I'm looking for:
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Why does i = i + i give me 0?
I have a simple program:
10 Answers
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How to install a previous exact version of a NPM package?
I used nvm to download node v0.4.10 and installed npm to work with that version of node.
10 Answers
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What does |= (ior) do in Python?
Google won't let me search |= so I'm having trouble finding relevant documentation. Anybody know?
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How to append rows to an R data frame
I have looked around StackOverflow, but I cannot find a solution specific to my problem, which involves appending rows to an R data frame.
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Rename specific column(s) in pandas
I've got a dataframe called data . How would I rename the only one column header? For example gdp to log(gdp) ?
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Javascript regex returning true.. then false.. then true.. etc [duplicate]
I have a strange problem with the validation I am writing on a form. It is a 'Check Username' button next to an input. The input default value is the username for example 'betamax'. When I press 'Check Username' it passes the regex and sends the username to the server. The server behaves as expected...
Returning an array using C
I am relatively new to C and I need some help with methods dealing with arrays. Coming from Java programming, I am used to being able to say int [] method() in order to return an array. However, I have found out that with C you have to use pointers for arrays when you return them. Being a new progr...
How to initialize array to 0 in C?
I need a big null array in C as a global. Is there any way to do this besides typing out
2 Answers
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