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@Kimundi
Kimundi / java_rust_generic.md
Last active March 20, 2024 06:02
A light comparison between Rust and Java generics and type system features.

Introduction

If you are familiar with Java's generics, and are coming to Rust, you might be lead to assume that its generics are working the same way.

However, due to the different type systems, and different implementation details, there are quite a few differences between generic code in both languages.

This document tries to give a short summary about those differences:

Core functionality

Java

private def getForecast:Try[JsValue] = {
val ts = date.getTime / 1000
val u = {
if (date == new Date()) new URL(s"https://api.forecast.io/forecast/$apiKey/$lat,$lon?units=$units")
else new URL(s"https://api.forecast.io/forecast/$apiKey/$lat,$lon,$ts?units=$units")
}
val s = new Scanner(u.openStream(), "UTF-8")
Try{s.useDelimiter("\\A").next().asJson}
}
@noprompt
noprompt / slurp.clj
Created February 19, 2014 04:52
How to use slurp from ClojureScript
(ns foo.core
(:refer-clojure :exclude [slurp]))
(defmacro slurp [file]
(clojure.core/slurp file))
;; In CLJS
(ns bar.core
(:require [foo.core :include-macros true :refer [slurp]]))
@l8nite
l8nite / gist:18e1aa073d4c758bf440
Created November 20, 2014 08:18
Quick and dirty way to exclude files from a gemspec
git_tracked_files = `git ls-files -z`.split("\x0")
gem_ignored_files = `git ls-files -i -X .gemignore -z`.split("\x0")
spec.files = git_tracked_files - gem_ignored_files
@rohanag12
rohanag12 / SslUtil.java
Last active April 5, 2024 16:28
Create an SslSocketFactory using PEM encrypted certificate files
/**
* Utility class to read encrypted PEM files and generate a
* SSL Socket Factory based on the provided certificates.
* The original code is by Sharon Asher (link below). I have modified
* it to use a newer version of the BouncyCastle Library (v1.52)
*
* Reference - https://gist.github.com/sharonbn/4104301"
*/
import org.bouncycastle.cert.X509CertificateHolder;
@eduncan911
eduncan911 / go-build-all
Last active April 11, 2024 07:14
Go Cross-Compile Script
#!/bin/bash
#
# GoLang cross-compile snippet for Go 1.6+ based loosely on Dave Chaney's cross-compile script:
# http://dave.cheney.net/2012/09/08/an-introduction-to-cross-compilation-with-go
#
# To use:
#
# $ cd ~/path-to/my-awesome-project
# $ go-build-all
#