Each of these commands will run an ad hoc http static server in your current (or specified) directory, available at http://localhost:8000. Use this power wisely.
$ python -m SimpleHTTPServer 8000
Each of these commands will run an ad hoc http static server in your current (or specified) directory, available at http://localhost:8000. Use this power wisely.
$ python -m SimpleHTTPServer 8000
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 |
# A list of possible usernames to reserve to avoid | |
# vanity URL collision with resource paths | |
# It is a merged list of the recommendations from this Quora discussion: | |
# http://www.quora.com/How-do-sites-prevent-vanity-URLs-from-colliding-with-future-features | |
# Country TLDs found here: | |
# http://en.wikipedia.org/wiki/List_of_Internet_top-level_domains#Country_code_top-level_domains | |
# Languages found here: |
L1 cache reference ......................... 0.5 ns
Branch mispredict ............................ 5 ns
L2 cache reference ........................... 7 ns
Mutex lock/unlock ........................... 25 ns
Main memory reference ...................... 100 ns
Compress 1K bytes with Zippy ............. 3,000 ns = 3 µs
Send 2K bytes over 1 Gbps network ....... 20,000 ns = 20 µs
SSD random read ........................ 150,000 ns = 150 µs
Read 1 MB sequentially from memory ..... 250,000 ns = 250 µs
#!/usr/bin/env sh | |
brew update | |
brew install rbenv | |
brew install ruby-build | |
brew install openssl | |
CONFIGURE_OPTS=--with-openssl-dir=`brew --prefix openssl` rbenv install 2.0.0-preview1 |
#!/bin/bash | |
## Fix OneDrive for Mac CPU usage | |
## | |
## Seems this is still a problem 5 years later after I created this little gist. | |
## I have long since stopped using OneDrive (luckily), but according to | |
## comments below, I have added the new path for OfficeFileCache for macOS | |
## Mojave (10.14) and Catalina (10.15). | |
## Run this on macOS Mojave (10.14) and Catalina (10.15) | |
find ~/Library/Containers/ -type d -name OfficeFileCache -exec rm -r {} + |
Permalink: git.io/vps
Provider | Type | RAM | Cores | Storage | Transfer | Network | Price |
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Disclaimer: This piece is written anonymously. The names of a few particular companies are mentioned, but as common examples only.
This is a short write-up on things that I wish I'd known and considered before joining a private company (aka startup, aka unicorn in some cases). I'm not trying to make the case that you should never join a private company, but the power imbalance between founder and employee is extreme, and that potential candidates would
Ideas are cheap. Make a prototype, sketch a CLI session, draw a wireframe. Discuss around concrete examples, not hand-waving abstractions. Don't say you did something, provide a URL that proves it.
Nothing is real until it's being used by a real user. This doesn't mean you make a prototype in the morning and blog about it in the evening. It means you find one person you believe your product will help and try to get them to use it.