| // You don't want to serve HTTPS supporting for SSL3.0 any longer, see: | |
| // http://googleonlinesecurity.blogspot.de/2014/10/this-poodle-bites-exploiting-ssl-30.html | |
| import ( | |
| "crypto/tls" | |
| "net/http" | |
| ) | |
| // This code supports SSL3.0, TLS1.0, TLS1.1 and TLS1.2 | |
| // Chances are you currently do this but want to stop due to the POODLE | |
| err := http.ListenAndServeTLS(addr, "crtfile", "keyfile", handler) |
| package main | |
| import ( | |
| "net" | |
| "os" | |
| ) | |
| func main() { | |
| strEcho := "Halo" | |
| servAddr := "localhost:6666" | |
| tcpAddr, err := net.ResolveTCPAddr("tcp", servAddr) |
When using directives, you often need to pass parameters to the directive. This can be done in several ways. The first 3 can be used whether scope is true or false. This is still a WIP, so validate for yourself.
Raw Attribute Strings
<div my-directive="some string" another-param="another string"></div>
| var myApp = angular.module('myApp', []); | |
| myApp.directive('googleplace', function() { | |
| return { | |
| require: 'ngModel', | |
| scope: { | |
| ngModel: '=', | |
| details: '=?' | |
| }, | |
| link: function(scope, element, attrs, model) { |
| package future | |
| // A Future represents the result of some asynchronous computation. | |
| // Future returns the result of the work as an error, or nil if the work | |
| // was performed successfully. | |
| // Implementers must observe these invariants | |
| // 1. There may be multiple concurrent callers, or Future may be called many | |
| // times in sequence, it must always return the same value. | |
| // 2. Future blocks until the work has been performed. | |
| type Future func() error |
| package main | |
| import ( | |
| "time" | |
| ) | |
| type LazyInt chan func() int | |
| // Can't use pointer receiver: invalid operation: l <- (func literal) (send to non-chan type *LazyInt) | |
| func (l LazyInt) Future(i int) { |
| // haversin(θ) function | |
| func hsin(theta float64) float64 { | |
| return math.Pow(math.Sin(theta/2), 2) | |
| } | |
| // Distance function returns the distance (in meters) between two points of | |
| // a given longitude and latitude relatively accurately (using a spherical | |
| // approximation of the Earth) through the Haversin Distance Formula for | |
| // great arc distance on a sphere with accuracy for small distances | |
| // |
| - hosts: localhost | |
| gather_facts: no | |
| tasks: | |
| - local_action: | |
| module: slack | |
| domain: hexlet.slack.com | |
| token: {{ slack_token }} | |
| msg: "deploy started: {{ rails_env }}:{{ hexlet_image_tag }}" | |
| channel: "#operation" | |
| username: "{{ ansible_ssh_user }}" |
| package main | |
| import ( | |
| "log" | |
| "net/http" | |
| "github.com/bradfitz/http2" | |
| ) | |
| func main() { |
... or Why Pipelining Is Not That Easy
Golang Concurrency Patterns for brave and smart.
By @kachayev