John Zwinck

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John Zwinck has asked 124 questions and find answers to 901 problems.

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John Zwinck questions

LuaSocket FTP always times out
Rcpp: how to keep files generated by sourceCpp?
GCC 8 fails to compile make_shared<volatile int>()
Pandas: how to add missing columns to a DataFrame when assigning Series as row
Boost Intrusive unordered_set broken in 1.48 with GCC in C++11 mode
Is C scanf() prohibited from checking that integers are in range?
Is GCC miscompiling this code, or is it UB?
rPython installation fails, libpython not in linker paths
Python doctest hangs using ProcessPoolExecutor
Why do std::pair<long, long> and std::tuple<long, long> generate different code [duplicate]

John Zwinck answers

fwrite doesnt print anything to stdout
find, xargs: execute chain of commands for each file
How to search through a file to find integers
Checking for getrandom() function returns no when building Python 3.5.1 on Ubuntu 14.04
Why does TaskSpawn take ints instead of void*?
Difference between variable and print variable [duplicate]
Should a function which can fail only due to integer overflow be noexcept?
Execute shell script in remote machine using ssh command with config file
argparse: Include default value and type in '--help'
Sorting a nested list of Objects with specific method