I have moved this over to the Tech Interview Cheat Sheet Repo and has been expanded and even has code challenges you can run and practice against!
\
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
$ git branch -r --merged | | |
grep origin | | |
grep -v '>' | | |
grep -v master | | |
xargs -L1 | | |
awk '{split($0,a,"/"); print a[2]}' | | |
xargs git push origin --delete |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
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 |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
body { | |
background-color: #002b36; | |
color: #839496; | |
font-size: 14px; | |
white-space: pre !important; | |
font-family: "Source Code Pro", monospace; | |
} | |
.property { | |
font-weight: bold; |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
body { | |
white-space: pre; | |
font-family: Menlo, Monaco, monospace; | |
font-size: 0.8rem; | |
background: #1d1f21; | |
color: #c5c8c6; | |
} | |
.property { |
(by @andrestaltz)
If you prefer to watch video tutorials with live-coding, then check out this series I recorded with the same contents as in this article: Egghead.io - Introduction to Reactive Programming.
... or Why Pipelining Is Not That Easy
Golang Concurrency Patterns for brave and smart.
By @kachayev
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Remove osxfuse if installed via homebrew: | |
> brew uninstall osxfuse | |
Install osxfuse binary and choose to install the MacFUSE compatibility layer: | |
http://sourceforge.net/projects/osxfuse/files/latest/download?source=files | |
Reboot (optional but recommended by osxfuse) | |
Install ntfs-3g via homebrew: | |
> brew update && brew install ntfs-3g |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
/* bling.js */ | |
window.$ = document.querySelector.bind(document); | |
window.$$ = document.querySelectorAll.bind(document); | |
Node.prototype.on = window.on = function(name, fn) { this.addEventListener(name, fn); }; | |
NodeList.prototype.__proto__ = Array.prototype; | |
NodeList.prototype.on = function(name, fn) { this.forEach((elem) => elem.on(name, fn)); }; |
OlderNewer