# JavaScript Tips of the Day **URL:** \ **Category:** web dev\ **Created:** [February 14, 2020, 10:08pm UTC](https://forum.kirupa.com/t/javascript-tips-of-the-day/641803 "2020-02-14T22:08:43Z")\ **Posts on this page:** 20\ **Page:** 5
**Author:** ![senocular](https://yyz1.discourse-cdn.com/flex011/user_avatar/forum.kirupa.com/senocular/32/7217_2.png) [@senocular](https://forum.kirupa.com/u/senocular)\ **Post date:** [June 5, 2020, 1:07am UTC](https://forum.kirupa.com/t/javascript-tips-of-the-day/641803/89 "2020-06-05T01:07:24Z")
A post was split to a new topic: [JS Tip of the Day: Awaiting Non-promises](https://forum.kirupa.com/t/js-tip-of-the-day-awaiting-non-promises/643110) ---
**Author:** ![senocular](https://yyz1.discourse-cdn.com/flex011/user_avatar/forum.kirupa.com/senocular/32/7217_2.png) [@senocular](https://forum.kirupa.com/u/senocular)\ **Post date:** [June 5, 2020, 1:07am UTC](https://forum.kirupa.com/t/javascript-tips-of-the-day/641803/90 "2020-06-05T01:07:13Z")
A post was split to a new topic: [JS Tip of the Day: Filter and Map With flatMap](https://forum.kirupa.com/t/js-tip-of-the-day-filter-and-map-with-flatmap/643109) ---
**Author:** ![senocular](https://yyz1.discourse-cdn.com/flex011/user_avatar/forum.kirupa.com/senocular/32/7217_2.png) [@senocular](https://forum.kirupa.com/u/senocular)\ **Post date:** [June 5, 2020, 1:06am UTC](https://forum.kirupa.com/t/javascript-tips-of-the-day/641803/91 "2020-06-05T01:06:54Z")
A post was split to a new topic: [JS Tip of the Day: Computed Properties](https://forum.kirupa.com/t/js-tip-of-the-day-computed-properties/643108) ---
**Author:** ![senocular](https://yyz1.discourse-cdn.com/flex011/user_avatar/forum.kirupa.com/senocular/32/7217_2.png) [@senocular](https://forum.kirupa.com/u/senocular)\ **Post date:** [June 5, 2020, 1:01am UTC](https://forum.kirupa.com/t/javascript-tips-of-the-day/641803/92 "2020-06-05T01:01:57Z")
A post was split to a new topic: [JS Tip of the Day: Global Object vs. Global Declarations](https://forum.kirupa.com/t/js-tip-of-the-day-global-object-vs-global-declarations/643107) ---
**Author:** ![senocular](https://yyz1.discourse-cdn.com/flex011/user_avatar/forum.kirupa.com/senocular/32/7217_2.png) [@senocular](https://forum.kirupa.com/u/senocular)\ **Post date:** [June 5, 2020, 1:01am UTC](https://forum.kirupa.com/t/javascript-tips-of-the-day/641803/93 "2020-06-05T01:01:26Z")
A post was split to a new topic: [JS Tip of the Day: Generator Prototypes](https://forum.kirupa.com/t/js-tip-of-the-day-generator-prototypes/643106) ---
**Author:** ![senocular](https://yyz1.discourse-cdn.com/flex011/user_avatar/forum.kirupa.com/senocular/32/7217_2.png) [@senocular](https://forum.kirupa.com/u/senocular)\ **Post date:** [June 5, 2020, 1:01am UTC](https://forum.kirupa.com/t/javascript-tips-of-the-day/641803/94 "2020-06-05T01:01:18Z")
A post was split to a new topic: [JS Tip of the Day: HTML ids Are Global](https://forum.kirupa.com/t/js-tip-of-the-day-html-ids-are-global/643105) ---
**Author:** ![senocular](https://yyz1.discourse-cdn.com/flex011/user_avatar/forum.kirupa.com/senocular/32/7217_2.png) [@senocular](https://forum.kirupa.com/u/senocular)\ **Post date:** [June 5, 2020, 1:01am UTC](https://forum.kirupa.com/t/javascript-tips-of-the-day/641803/95 "2020-06-05T01:01:06Z")
A post was split to a new topic: [JS Tip of the Day: Mixins](https://forum.kirupa.com/t/js-tip-of-the-day-mixins/643104) ---
**Author:** ![senocular](https://yyz1.discourse-cdn.com/flex011/user_avatar/forum.kirupa.com/senocular/32/7217_2.png) [@senocular](https://forum.kirupa.com/u/senocular)\ **Post date:** [June 5, 2020, 1:00am UTC](https://forum.kirupa.com/t/javascript-tips-of-the-day/641803/96 "2020-06-05T01:00:30Z")
A post was split to a new topic: [JS Tip of the Day: JSFuck](https://forum.kirupa.com/t/js-tip-of-the-day-jsfuck/643103) ---
**Author:** ![senocular](https://yyz1.discourse-cdn.com/flex011/user_avatar/forum.kirupa.com/senocular/32/7217_2.png) [@senocular](https://forum.kirupa.com/u/senocular)\ **Post date:** [June 5, 2020, 1:00am UTC](https://forum.kirupa.com/t/javascript-tips-of-the-day/641803/97 "2020-06-05T01:00:18Z")
A post was split to a new topic: [JS Tip of the Day: Symbol.hasInstance](https://forum.kirupa.com/t/js-tip-of-the-day-symbol-hasinstance/643102) ---
**Author:** ![senocular](https://yyz1.discourse-cdn.com/flex011/user_avatar/forum.kirupa.com/senocular/32/7217_2.png) [@senocular](https://forum.kirupa.com/u/senocular)\ **Post date:** [June 5, 2020, 1:00am UTC](https://forum.kirupa.com/t/javascript-tips-of-the-day/641803/98 "2020-06-05T01:00:07Z")
A post was split to a new topic: [JS Tip of the Day: Preventing Extensions in Objects](https://forum.kirupa.com/t/js-tip-of-the-day-preventing-extensions-in-objects/643101) ---
**Author:** ![senocular](https://yyz1.discourse-cdn.com/flex011/user_avatar/forum.kirupa.com/senocular/32/7217_2.png) [@senocular](https://forum.kirupa.com/u/senocular)\ **Post date:** [June 5, 2020, 12:59am UTC](https://forum.kirupa.com/t/javascript-tips-of-the-day/641803/99 "2020-06-05T00:59:56Z")
A post was split to a new topic: [JS Tip of the Day: Animations With requestAnimationFrame](https://forum.kirupa.com/t/js-tip-of-the-day-animations-with-requestanimationframe/643100) ---
**Author:** ![senocular](https://yyz1.discourse-cdn.com/flex011/user_avatar/forum.kirupa.com/senocular/32/7217_2.png) [@senocular](https://forum.kirupa.com/u/senocular)\ **Post date:** [June 5, 2020, 12:59am UTC](https://forum.kirupa.com/t/javascript-tips-of-the-day/641803/100 "2020-06-05T00:59:41Z")
A post was split to a new topic: [JS Tip of the Day: What is a NaN?](https://forum.kirupa.com/t/js-tip-of-the-day-what-is-a-nan/643099) ---
**Author:** ![senocular](https://yyz1.discourse-cdn.com/flex011/user_avatar/forum.kirupa.com/senocular/32/7217_2.png) [@senocular](https://forum.kirupa.com/u/senocular)\ **Post date:** [June 5, 2020, 12:59am UTC](https://forum.kirupa.com/t/javascript-tips-of-the-day/641803/101 "2020-06-05T00:59:31Z")
A post was split to a new topic: [JS Tip of the Day: **proto** in Object Literals](https://forum.kirupa.com/t/js-tip-of-the-day-proto-in-object-literals/643098) ---
**Author:** ![senocular](https://yyz1.discourse-cdn.com/flex011/user_avatar/forum.kirupa.com/senocular/32/7217_2.png) [@senocular](https://forum.kirupa.com/u/senocular)\ **Post date:** [June 5, 2020, 12:59am UTC](https://forum.kirupa.com/t/javascript-tips-of-the-day/641803/102 "2020-06-05T00:59:01Z")
A post was split to a new topic: [JS Tip of the Day: Promises Block Rendering](https://forum.kirupa.com/t/js-tip-of-the-day-promises-block-rendering/643097) ---
**Author:** ![senocular](https://yyz1.discourse-cdn.com/flex011/user_avatar/forum.kirupa.com/senocular/32/7217_2.png) [@senocular](https://forum.kirupa.com/u/senocular)\ **Post date:** [June 5, 2020, 12:58am UTC](https://forum.kirupa.com/t/javascript-tips-of-the-day/641803/103 "2020-06-05T00:58:51Z")
A post was split to a new topic: [JS Tip of the Day: Sealing Objects](https://forum.kirupa.com/t/js-tip-of-the-day-sealing-objects/643096) ---
**Author:** ![senocular](https://yyz1.discourse-cdn.com/flex011/user_avatar/forum.kirupa.com/senocular/32/7217_2.png) [@senocular](https://forum.kirupa.com/u/senocular)\ **Post date:** [June 5, 2020, 12:58am UTC](https://forum.kirupa.com/t/javascript-tips-of-the-day/641803/104 "2020-06-05T00:58:34Z")
A post was split to a new topic: [JS Tip of the Day: MutationObserver](https://forum.kirupa.com/t/js-tip-of-the-day-mutationobserver/643095) ---
**Author:** ![senocular](https://yyz1.discourse-cdn.com/flex011/user_avatar/forum.kirupa.com/senocular/32/7217_2.png) [@senocular](https://forum.kirupa.com/u/senocular)\ **Post date:** [June 5, 2020, 12:58am UTC](https://forum.kirupa.com/t/javascript-tips-of-the-day/641803/105 "2020-06-05T00:58:24Z")
A post was split to a new topic: [JS Tip of the Day: Negative Zero](https://forum.kirupa.com/t/js-tip-of-the-day-negative-zero/643094) ---
**Author:** ![senocular](https://yyz1.discourse-cdn.com/flex011/user_avatar/forum.kirupa.com/senocular/32/7217_2.png) [@senocular](https://forum.kirupa.com/u/senocular)\ **Post date:** [June 5, 2020, 12:56am UTC](https://forum.kirupa.com/t/javascript-tips-of-the-day/641803/106 "2020-06-05T00:56:11Z")
A post was split to a new topic: [JS Tip of the Day: Parameters are Reference Variables](https://forum.kirupa.com/t/js-tip-of-the-day-parameters-are-reference-variables/643093) ---
**Author:** ![senocular](https://yyz1.discourse-cdn.com/flex011/user_avatar/forum.kirupa.com/senocular/32/7217_2.png) [@senocular](https://forum.kirupa.com/u/senocular)\ **Post date:** [June 5, 2020, 12:52am UTC](https://forum.kirupa.com/t/javascript-tips-of-the-day/641803/107 "2020-06-05T00:52:43Z")
A post was split to a new topic: [JS Tip of the Day: Freezing Objects](https://forum.kirupa.com/t/js-tip-of-the-day-freezing-objects/643092) ---
**Author:** ![senocular](https://yyz1.discourse-cdn.com/flex011/user_avatar/forum.kirupa.com/senocular/32/7217_2.png) [@senocular](https://forum.kirupa.com/u/senocular)\ **Post date:** [May 15, 2020, 4:27am UTC](https://forum.kirupa.com/t/javascript-tips-of-the-day/641803/108 "2020-05-15T04:27:02Z")
A post was split to a new topic: [JSTotD: isFrozen results](https://forum.kirupa.com/t/jstotd-isfrozen-results/642769) [Previous page](https://forum.kirupa.com/t/javascript-tips-of-the-day/641803.md?page=4) [Next page](https://forum.kirupa.com/t/javascript-tips-of-the-day/641803.md?page=6)