Sean Fridman sfrdmn
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| const App = ({ foodItems, addFoodItem }) => ( | |
| <div> | |
| <ul> | |
| { | |
| foodItems.map(({ name, quantity }) => ( | |
| <li>{name}, quantity: {quantity}</li> | |
| )) | |
| } | |
| </ul> |
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| const reducer = (state, { type, payload }) => { | |
| switch (type) { | |
| case 'ADD_FOOD_ITEM': | |
| return { | |
| foodItems: [ | |
| ...state.foodItems, | |
| payload | |
| ] | |
| } | |
| default: |
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| const addFoodItem = item => ({ type: 'ADD_FOOD_ITEM', payload: item }) |
sfrdmn
/ latency.txt
Created
August 20, 2016 18:44
— forked from jboner/latency.txt
Latency Numbers Every Programmer Should Know
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| Latency Comparison Numbers | |
| -------------------------- | |
| L1 cache reference 0.5 ns | |
| Branch mispredict 5 ns | |
| L2 cache reference 7 ns 14x L1 cache | |
| Mutex lock/unlock 25 ns | |
| Main memory reference 100 ns 20x L2 cache, 200x L1 cache | |
| Compress 1K bytes with Zippy 3,000 ns 3 us | |
| Send 1K bytes over 1 Gbps network 10,000 ns 10 us | |
| Read 4K randomly from SSD* 150,000 ns 150 us ~1GB/sec SSD |
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| <link rel="import" href="../core-drawer-panel/core-drawer-panel.html"> | |
| <polymer-element name="my-element"> | |
| <template> | |
| <style> | |
| :host { | |
| position: absolute; | |
| width: 100%; | |
| height: 100%; |
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| <link rel="import" href="../core-scaffold/core-scaffold.html"> | |
| <link rel="import" href="../core-header-panel/core-header-panel.html"> | |
| <link rel="import" href="../core-menu/core-menu.html"> | |
| <link rel="import" href="../core-item/core-item.html"> | |
| <link rel="import" href="../core-icon-button/core-icon-button.html"> | |
| <link rel="import" href="../core-toolbar/core-toolbar.html"> | |
| <link rel="import" href="../core-menu/core-submenu.html"> | |
| <polymer-element name="my-element"> |
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| <link rel="import" href="../core-drawer-panel/core-drawer-panel.html"> | |
| <link rel="import" href="../core-menu/core-submenu.html"> | |
| <link rel="import" href="../core-item/core-item.html"> | |
| <link rel="import" href="../core-icon-button/core-icon-button.html"> | |
| <polymer-element name="my-element"> | |
| <template> | |
| <style> | |
| :host { |
sfrdmn
/ layoutlib_ics_kitkat.diff
Created
March 14, 2014 07:31
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| diff -ru layoutlib_4-0-3-r1/Android.mk layoutlib_4-4-2-r1/Android.mk | |
| --- layoutlib_4-0-3-r1/Android.mk 2014-03-13 18:27:34.000000000 -0700 | |
| +++ layoutlib_4-4-2-r1/Android.mk 2014-03-13 18:28:01.000000000 -0700 | |
| @@ -25,12 +25,15 @@ | |
| # We need to process the framework classes.jar file, but we can't | |
| # depend directly on it (private vars won't be inherited correctly). | |
| # So, we depend on framework's BUILT file. | |
| -built_framework_dep := $(call java-lib-deps,framework) | |
| -built_framework_classes := $(call java-lib-files,framework) | |
| +built_framework_dep := $(call java-lib-deps,framework-base) |
sfrdmn
/ image_downloader.js
Last active
July 12, 2025 10:57
Bookmarklet to download all images on a page
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| ;(function() { | |
| var images = [].slice.call(document.querySelectorAll('img')) | |
| try { | |
| images.forEach(function(img) { | |
| downloadImage(img) | |
| }) | |
| } catch (e) { | |
| alert("Download failed."); | |
| console.log('Download failed.', e); | |
| } |
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| syntax on | |
| set ts=2 | |
| set shiftwidth=2 | |
| set autoindent | |
| set smartindent | |
| set expandtab | |
| set ruler | |
| highlight ExtraWhitespace ctermbg=red guibg=red |