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-- Utility functions for matrix.dot | |
local function dotScalar1dVector(scalar, v1) | |
local outputVector = {} | |
for i = 1, #v1, 1 do | |
outputVector[i] = v1[i] * scalar | |
end | |
return matrix(outputVector) | |
end | |
local function dotScalar2dVector(scalar, v1) |
npmのgoogleapisパッケージを利用します。 https://github.com/googleapis/google-api-nodejs-client
const { google } = require('googleapis');
googleapisパッケージのauth
は、いくつかの認証方法を提供してくれます。
#!/bin/sh | |
# Redirect output to stderr. | |
exec 1>&2 | |
# enable user input | |
exec < /dev/tty | |
consoleregexp='console.log' | |
# CHECK | |
if test $(git diff --cached | grep $consoleregexp | wc -l) != 0 | |
then |
Latency Comparison Numbers (~2012) | |
---------------------------------- | |
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 |
// sh.mjs: javascript shorthand | |
// array helpers (apl/j/k) | |
export const id=x=>x | |
export const af=(n,x)=>Array(n).fill(x) // TODO: make this 'afl' or 'fil' (aa?) | |
export const ii=(n,f)=>{for(let i=0;i<n;i++)f(i)} | |
export const im=(n,f)=>af(n,0).map((_,i)=>f(i)) | |
export const ia=(n,f)=>im(n,id) | |
export const at=(a,ixs)=>ixs.map(i=>a[i]) | |
export const io=(xs,ys)=>ys.map([].indexOf.bind(xs)) |
Go to the GitHub wiki for more background.
scph5500.bin 26-Aug-2018 20:47 512.0K
scph5501.bin 26-Aug-2018 20:47 512.0K
scph5502.bin 26-Aug-2018 20:47 512.0K