4mitch

var array = [
  { name: "Joe", age: 17 },
  { name: "Bob", age: 17 },
  { name: "Carl", age: 35 }
];

console.log(new Set( array.map((obj) => obj.age)) )

4mitch

start = root

root = xml:xml { return {xml} }

xml = tag

tag = tagopen:tagopen innerHTML:(tag / text)* tagclose 
{ let a = {}; a[tagopen.valueOf()]= innerHTML; return a }

tagopen = _ "<" text:text ">" _ { return text }

4mitch

start = sql

sql = statement

statement = _ insert:insert
{ return {insert} }

insert = _ head:head _ M_WITH_ROWLOCK _ 
"(" _ column_list:(column_list) _ ")" 
_ select:(select) 

4mitch

start =
    comma

comma = left:additive "," right:comma
        { return {tag: ",", left, right}; }   / additive

additive =
    left:multiplicative "+" right:additive
        { return {tag: "+", left, right}; }  / multiplicative

4mitch

:root a[href^="http://www.drowle.com/"], :root #header + #content > #left > #rlblock_left, :root #\5f _mom_ad_2, :root a[href^="http://keep2share.cc/pr/"], :root #MAIN.ShowTopic > .ad, :root #\5f _mom_ad_12, :root #center_col > #main > .dfrd > .mnr-c > .c._oc._zs, :root .__y_elastic .__y_item, :root a[href^="http://ul.to/ref/"], :root #\5f _nq__hh[style="display:block!important"], :root a[href^="http://ads.pheedo.com/"], :root a[href^="http://landingpagegenius.com/"], :root .base-page_left-side > #left_ban, :root .inlineNewsletterSubscription + .inlineNewsletterSubscription div[class$="_item"], :root #ads > .dose > .dosesingle, :root a[href^="http://lp.ncdownloader.com/"], :root a[href^="http://www.getyourguide.com/?partner_id="], :root #assetsListings[style="display: block;"], :root a[href^="http://b.bestcompleteusa.info/"], :root #main-content > [style="padding:10px 0 0 0 !important;"], :root a[href*="media-rotate.com"], :root a[href^="https://www.spyoff.com/"], :root #center_col > #\5f Emc, :root .ob_conta