multimeric

RSQLite::SQLite() |>
  DBI::dbConnect(":memory:") |>
  RSQLite::dbWriteTable("foo", data.frame(
  a = numeric(1E8)
))
invisible(gc())
ps::ps_memory_info()

multimeric

```{r}
RSQLite::SQLite() |>
  DBI::dbConnect(":memory:") |>
  RSQLite::dbWriteTable("foo", data.frame(
  a = numeric(1E8)
))
invisible(gc())
ps::ps_memory_info()
y <- integer(1E8)
ps::ps_memory_info()

multimeric

#' Installs one or more packages using the libraries inside a conda environment
#'
#' @param packages A vector of package names to install. This is the same as the
#'  argument you would normally pass to `install.packages`
#' @param env The path to the conda environment that already has the dependencies installed into it
install_using_conda <- function(packages, env){
  env <- normalizePath(env)
  if (!"withr" %in% rownames(installed.packages())) install.packages("withr")
  withr::with_envvar(
    # Tell R where to find the pkgconfig

multimeric

# Update this according to the GCC version you have from brew
GCC_VERSION=12
# You may update this to a later release from https://github.com/3dem/relion/releases
RELION_VERSION=3.1.3

brew install cmake gcc openmpi fltk fftw libx11 libtiff
export CXX=g++-$GCC_VERSION
export CC=gcc-$GCC_VERSION
export OMPI_CXX=g++-$GCC_VERSION
export OMPI_CC=gcc-$GCC_VERSION

multimeric

require(purrr)
require(dplyr)
require(stringr)
#' Maps over the keys and values of a vector, but expects the function to return
#' a named vector with "key" and "value" entries. These will become the names
#' and values of the final vector. Think of this as like a Python dictionary
#' comprehension: it takes an iterable and produces a dictionary.
#'
#' @param l a vector to map over
#' @param func the function to apply over that vector, which must return a `list(key=?, value=?)`

multimeric

import pathlib
from git import Repo

def last_git_update(path: pathlib.Path) -> int:
    """
    Returns the last date of update as a unix timestamp, according to a git repo
    """
    repo = Repo(path.parent, search_parent_directories=True)
    commit = next(repo.iter_commits(paths=path))
    return commit.authored_date

multimeric

/* 
Tells the body to apply the "spin" animation.
Change the `2s` to alter the speed.
Also change the selector from `body` to some other selector to target something else
*/
body {
  animation: spin 2s infinite linear
}

/* 

multimeric

// Open up Sever Settings → Emoji in your browser
// Open the dev console using F12
// Paste the below script into the dev tools console
let str = "";
for (let emoj of document.querySelectorAll('div[class*=emojiRow][class*=card]')){
  str += emoj.children[1].innerText;
  str += '\t'
  str += emoj.children[0].style['background-image'].replace('url("https://cdn.discordapp.com/emojis/', '').replace('.png?v=1")', '');
  str += '\n'
}

multimeric

// Open up Sever Settings → Emoji in your browser
// Open the dev console using F12
// Using the inspection tool, look for an element with the class .emojiRow-XXXX
// Edit the string ".emojiRow-zIc7ZX" below into whatever class you got from the previous script
// Paste the below script into the dev tools console
let str = "";
for (let emoj of $$('.emojiRow-zIc7ZX')){
  str += emoj.children[1].innerText;
  str += '\t'
  str += emoj.children[0].style['background-image'].replace('url("https://cdn.discordapp.com/emojis/', '').replace('.png?v=1")', '');

multimeric

// This script prints out a TCG order as a TSV (plain text spreadsheet that can be imported into Excel)
// Usage instructions:
// 1) Log in to your account and visit https://store.tcgplayer.com/myaccount/orderhistory
// 2) Type in the order number that you want printed out into the search bar
// 3) Open the dev console using F12
// 4) Click the "Console" tab in the top bar
// 5) Copy this entire script to your clipboard
// 6) Paste it into the console text box and press enter
// 7) A TSV (tab-separated value) table of your TCG Player order will be printed out