narainsagar

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narainsagar

git useful commands

files to ignore tracking

.gitignore

an empty directory needs a file for git to keep track, convention way is to create a ".gitkeep" file

.gitkeep

narainsagar

/**
  * Order Array of data based on single data...
  
  * IDEA: 
  In Images Slider example we'd have collection of images data and one one image will be shown as default active (to be shown always).
  Now when we click on anyother image that will be active and other images will be ordered according. we will be order all images in a way that
  all images will be viewing in cycle (from both sides).
**/

/**

narainsagar

http://wikitravel.org/en/Urdu_phrasebook#Calendar_.28.D8.AA.D9.82.D9.88.DB.8C.D9.85.29

http://wikitravel.org/en/Urdu_phrasebook#Time_and_Dates

http://languagephrases.com/urdu/telling-time-in-urdu-language/

https://www.timeanddate.com/calendar/custom.html?year=2012&country=64&cols=3&lang=ur&df=1

narainsagar

function ordinalParse() {
  return /\d{1,2}(st|nd|rd|th)/;
}

function ordinal(number) {
    var b = number % 10,
        output = (~~(number % 100 / 10) === 1) ? 'th' :
        (b === 1) ? 'st' :
        (b === 2) ? 'nd' :
        (b === 3) ? 'rd' : 'th';

narainsagar

solution for the password/confirm password matching:

matchingPasswords(passwordKey: string, passwordConfirmationKey: string) {
    return (group: FormGroup) => {
      let passwordInput = group.controls[passwordKey];
      let passwordConfirmationInput = group.controls[passwordConfirmationKey];
      if (passwordInput.value !== passwordConfirmationInput.value) {
        return passwordConfirmationInput.setErrors({passwordMismatch: true});
 }

narainsagar

Whole Numbers

Regex to validate all whole numbers only i..e, [0, 1, 2, 3, ....].

(0|[1-9][0-9]*)

Natural Numbers

Regex to validate all natural (psoitive whole) numbers i..e, [1, 2, 3, ....] sometimes 0 as well.

including zero (0): (0|[1-9][0-9]*)

narainsagar

/* A very simple and nice function to swap DOM elements */

// Solution #1

function swap($elementA, $elementB) {
    var temp = $('<div>').insertAfter($elementA);
    $elementA.insertAfter($elementB);
    $elementB.insertBefore(temp);
    temp.remove();
}

narainsagar

function getCurrentTime() {
  var date = new Date();
  return (date.getTime() - date.getMilliseconds()) / 1000;
}

source: http://www.esqsoft.com/javascript_examples/date-to-epoch.htm

narainsagar

Dev Tools Setup and Installation Guide

Phantomjs

$ brew install phantomjs

MongoDB

$ brew install mongodb