dfeinzeig

#' Install/update necessary packages from CRAN, Bioconductor, GitHub, or local sources
#'
#' @param file a file with packages; overrides packages parameter
#' @param packages a vector of strings with names of packages from CRAN, Bioconductor, GitHub
#' @param failFast whether to immediately stop with an error upon first package installation failure
#' @param updatePackages whether to update existing packages (Default: FALSE)
#' @param dryRun whether to test for missing packages (Default: FALSE)
#'
#' @example
#' \dontrun {

rchipka

[values.pop(), values.join(', ')].filter(v => v).reverse().join(' and ')

// ['this'] => 'this'
// ['this', 'that'] => 'this and that'
// ['this', 'that', 'the other'] => 'this, that and the other'

gayanvirajith

/*
 * Join the elements in an javascript array, 
 * but let the last separator be different eg: `and` / `or`
 * Stackoverflow link: http://stackoverflow.com/questions/15069587/is-there-a-way-to-join-the-elements-in-an-js-array-but-let-the-last-separator-b
 * Credit: Chris Barr - http://stackoverflow.com/users/79677/chris-barr
 */
function formatArray(arr){
    var outStr = "";
    if (arr.length === 1) {
        outStr = arr[0];

paulgambill

/**
 * Retrieves all the rows in the active spreadsheet that contain data and logs the
 * values for each row.
 * For more information on using the Spreadsheet API, see
 * https://developers.google.com/apps-script/service_spreadsheet
 */
function readRows() {
  var sheet = SpreadsheetApp.getActiveSheet();
  var rows = sheet.getDataRange();
  var numRows = rows.getNumRows();

cannin

#' Install/update necessary packages from CRAN, Bioconductor, GitHub, or local sources
#'
#' @param file a file with packages; overrides packages parameter
#' @param packages a vector of strings with names of packages from CRAN, Bioconductor, GitHub
#' @param updatePackages whether to update existing packages (Default: FALSE)
#' @param dryRun whether to test for missing packages (Default: FALSE)
#'
#' @example 
#' \dontrun {
#' source("https://gist.githubusercontent.com/cannin/6b8c68e7db19c4902459/raw/installPackages.R")

jamesbrobb

class MultiFormMixin(ContextMixin):

    form_classes = {} 
    prefixes = {}
    success_urls = {}
    grouped_forms = {}
    
    initial = {}
    prefix = None
    success_url = None

chrisjhoughton

var waitForEl = function(selector, callback) {
  if (jQuery(selector).length) {
    callback();
  } else {
    setTimeout(function() {
      waitForEl(selector, callback);
    }, 100);
  }
};

glarrain

class ValidateModelMixin(object):

    """Make :meth:`save` call :meth:`full_clean`.

    .. warning:
        This should be the left-most mixin/super-class of a model.

    Do you think Django models ``save`` method will validate all fields
    (i.e. call ``full_clean``) before saving or any time at all? Wrong!

colllin

jQuery(function($) {
    // returns an array of the potential selector components for the first element in the jQuery object.  IDs, classes, and tagNames only.
    var getSelectorComponents = function($el) {
        var components = [];
        
        var id = $el.attr('id');
        if (typeof(id)!='undefined' && /[^\s]/.test(id)) {
            components.push('#'+id);
        }

wil

import time
from django.utils.http import http_date

AJAX_NEGATIVE_CHECK_EXPIRES = 60 # object is still available
AJAX_POSITIVE_CHECK_EXPIRES = 60*10 # if object is not available (or taken)

def check_ajax(request):
    # do stuff here
    timeout = AJAX_NEGATIVE_CHECK_EXPIRES if avail else AJAX_POSITIVE_CHECK_EXPIRES