python Programming Glossary: tailGet last n lines of a file with Python, similar to tail http://stackoverflow.com/questions/136168/get-last-n-lines-of-a-file-with-python-similar-to-tail last n lines of a file with Python similar to tail I'm writing a log file viewer for a web application and for.. line based with the newest item on the bottom. So I need a tail method that can read n lines from the bottom and supports an.. an offset. What I came up with looks like this def tail f n offset 0 Reads a n lines from f with an offset of offset..
Simple Python Challenge: Fastest Bitwise XOR on Data Buffers http://stackoverflow.com/questions/2119761/simple-python-challenge-fastest-bitwise-xor-on-data-buffers PyString_FromStringAndSize NULL real_size const ssize_t tail ssize_t PyString_AS_STRING res ALIGNMENT const ssize_t head.. res ALIGNMENT const ssize_t head ALIGNMENT tail ALIGNMENT memxor const char a const char b PyString_AS_STRING.. char a head const __m128i pend __m128i char a real_size tail const __m128i pb __m128i char b head __m128i xmm1 xmm2 __m128i..
Python - Is a dictionary slow to find frequency of each character? http://stackoverflow.com/questions/2522152/python-is-a-dictionary-slow-to-find-frequency-of-each-character perl 0.5 python numpy 0.07 c 0.05 c 0.008 ascii Input data tail usr share dict american english 矇clat's 矇lan 矇lan's 矇migr矇 矇migr矇s.. #include cstdlib exit #include boost program_options detail utf8_codecvt_facet.hpp #include boost tr1 unordered_map.hpp.. locale utf8_locale locale new boost program_options detail utf8_codecvt_facet f.imbue utf8_locale count characters frequencies..
http://stackoverflow.com/questions/3323001/maximum-recursion-depth recursion depth I have this tail recursive function here def fib n sum if n 1 return sum else.. or rather the CPython implementation doesn't optimize tail recursion and unbridled recursion causes stack overflows. You.. can be quite big. Python isn't a functional language and tail recursion is not a particularly efficient technique. Rewriting..
Timeout on a Python function call http://stackoverflow.com/questions/492519/timeout-on-a-python-function-call
Read large text files in Python, line by line without loading it in to memory http://stackoverflow.com/questions/6475328/read-large-text-files-in-python-line-by-line-without-loading-it-in-to-memory reverse order. I mean from the last line just as the linux tail command. Thanks. SOLVED Found http code.google.com p pytailer.. command. Thanks. SOLVED Found http code.google.com p pytailer and python head tail and backward read by lines of a text.. Found http code.google.com p pytailer and python head tail and backward read by lines of a text file Both worked very well..
Speed comparison with Project Euler: C vs Python vs Erlang vs Haskell http://stackoverflow.com/questions/6964392/speed-comparison-with-project-euler-c-vs-python-vs-erlang-vs-haskell implementations permit LCO last call optimization a.k.a tail recursion elimination and hence avoid adding unnecessary frames..
|