sample-project's Introduction

sample-project

Sample scientific computing project

install fftw3

CC=clang ./configure --prefix=$HOME/tools/fftw3-3.3.10 --enable-shared make make install

Shared library

How to find if a library is installed via the package manager

For example, the FFTW3 library
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ldconfig -p | grep libfftw3
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LD_DEBUG=<opts>

libs: display library search paths
reloc: display relocation processing
files: display progress for input file
symbols: display symbol table processing
bindings: display information about symbol binding
versions: display version dependencies
all: all previous options combined
statistics: display relocation statistics
unused: determined unused DSOs
help: display this help message and exit

Useful emacs commands

C-u M-!: execute a shell command and redirect the output to current buffer

Setup a development enviroment in a fresh installed ubuntu 22.04 (use apt not snap)

essential FOSS packages to install (use apt install): git, clang (with --install-suggests), clang-tools (clang-check), clang-format, xclip
configure git locally and connect github

git config --global user.name "Duosi Fan"

git config --global user.email "[email protected]"

ssh-keygen -t ed25519 -C "[email protected]"

eval "$(ssh-agent -s)"

ssh-add ~/.ssh/id_ed25519

cat ~/.ssh/id_ed25519.pub | xclip -selection clipboard

Some tips of apt * apt -s install : simulate the install but do nothing

use module to manage intel oneapi toolkits

sudo apt install environment-modules
add "source /etc/profile.d/modules.sh" to .bashrc
execute modulefiles-setup.sh in root of oneapi installation
add "export MODULEPATH=${MODULEPATH}:/home/duosifan/intel/oneapi/modulefiles" to .bashrc

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