DR、CT、核磁、B超是最常见的医学影像检查,但很多人都分不清楚它们有什么区别。面对这些检查,病人往往心生疑惑,有时候一种检查完成后还不能得到可靠、明确的诊断,还要采用其他检查补充,为什么选这种?不选那种呢?有时还要再加选其他?今天就为大家详细科普一下。
View DetailsThe Computer Language 22.05 Benchmarks Game Which programming language is fastest? Let’s go measure … benchmark programs ! Fastest means … ? simple { summary charts } Fastest means … you choose which program differencies to explore — simple, optimised; sequential, multicore; SSE4, AVX — you choose which program measurements to compare. Fastest means lowest … cpu seconds? C C++ Rust C# Fortran Julia Chapel Ada Haskell OCaml Go Swift F# Java Pascal Lisp Dart JavaScript Racket PHP Erlang Ruby Smalltalk Lua Python Perl Fastest means lowest … elapsed seconds? fannkuch-redux n-body spectral-norm mandelbrot pidigits regex-redux fasta k-nucleotide reverse-complement binary-trees It’s important to […]
View Details