| #!/usr/bin/env bash | |
| # | |
| # Fix virtualenv symlinks after upgrading python with Homebrew and then running | |
| # `cleanup`. | |
| # | |
| # After upgrading Python using Homebrew and then running `brew cleanup` one can | |
| # get this message while trying to run python: | |
| # dyld: Library not loaded: @executable_path/../.Python | |
| # Referenced from: /Users/pablo/.venv/my-app/bin/python | |
| # Reason: image not found |
This list is based on aliases_spec.rb.
You can see also Module: RSpec::Matchers API.
| matcher | aliased to | description |
|---|---|---|
| a_truthy_value | be_truthy | a truthy value |
| a_falsey_value | be_falsey | a falsey value |
| be_falsy | be_falsey | be falsy |
| a_falsy_value | be_falsey | a falsy value |
(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.
| #!/bin/bash | |
| # Function displaying wrong usage information | |
| # Proper usage is: ./dev_start.sh Rails-Project-Folder | |
| usage() | |
| { | |
| cat << EOF | |
| usage: $0 Rails-Project-Folder | |
| EOF | |
| } |
Attention: the list was moved to
https://github.com/dypsilon/frontend-dev-bookmarks
This page is not maintained anymore, please update your bookmarks.
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
| data:text/html, <style type="text/css">.e{position:absolute;top:0;right:0;bottom:0;left:0;}</style><div class="e" id="editor"></div><script src="http://d1n0x3qji82z53.cloudfront.net/src-min-noconflict/ace.js" type="text/javascript" charset="utf-8"></script><script>var e=ace.edit("editor");e.setTheme("ace/theme/monokai");e.getSession().setMode("ace/mode/ruby");</script> | |
| <!-- | |
| For other language: Instead of `ace/mode/ruby`, Use | |
| Markdown -> `ace/mode/markdown` | |
| Python -> `ace/mode/python` | |
| C/C++ -> `ace/mode/c_cpp` | |
| Javscript -> `ace/mode/javascript` | |
| Java -> `ace/mode/java` | |
| Scala- -> `ace/mode/scala` |
| 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 |
| require "rubygems" | |
| require 'sinatra' | |
| require "aws/s3" | |
| get '/' do | |
| return %Q{ | |
| <form action="upload" method="post" accept-charset="utf-8" enctype="multipart/form-data"> | |
| <div> | |
| <input type="file" name="file" value="" id="file"> | |
| </div> |
