Hywan

import org.wasmer.Instance;
import org.wasmer.Memory;

import java.io.IOException;
import java.nio.ByteBuffer;
import java.nio.file.Files;
import java.nio.file.Paths;

class MemoryExample {
    public static void main(String[] args) throws IOException {

ruseel

public class NamedParamStatement {
    public NamedParamStatement(Connection conn, String statementWithNames) throws SQLException {
        Pattern findParametersPattern = Pattern.compile("(?<!')(:[\\w]*)(?!')");
        Matcher matcher = findParametersPattern.matcher(statementWithNames);
        while (matcher.find()) {
            fields.add(matcher.group().substring(1));
        }
        prepStmt = conn.prepareStatement(statementWithNames.replaceAll(findParametersPattern.pattern(), "?"));
    }

onurvarol

import os, sys
import subprocess, signal
import time 

from bs4 import BeautifulSoup
import selenium as sl
from selenium.webdriver import Firefox, FirefoxProfile

URL = 'https://www.usefulservice.com/'

denji

Moved to git repository: https://github.com/denji/golang-tls

Generate private key (.key)

# Key considerations for algorithm "RSA" ≥ 2048-bit
openssl genrsa -out server.key 2048

# Key considerations for algorithm "ECDSA" ≥ secp384r1
# List ECDSA the supported curves (openssl ecparam -list_curves)

devi

// A small utility to resize images inside folder (including subfolder).
package main

import (
	"fmt"
	"flag"
	"math"
	"os"
	"io/ioutil"
	"os/exec"

dergachev

OS X Screencast to animated GIF

This gist shows how to create a GIF screencast using only free OS X tools: QuickTime, ffmpeg, and gifsicle.

Instructions

To capture the video (filesize: 19MB), using the free "QuickTime Player" application:

ryanfitz

package main

import (
	"fmt"
	"time"
)

// Suggestions from golang-nuts
// http://play.golang.org/p/Ctg3_AQisl

dsparks

doInstall <- TRUE  # Change to FALSE if you don't want packages installed.
toInstall <- c("ggplot2")
if(doInstall){install.packages(toInstall, repos = "http://cran.r-project.org")}
lapply(toInstall, library, character.only = TRUE)

# Generate some randomly-distributed data
nObs <- 5000
myData <- data.frame(X = rnorm(nObs), Y = rnorm(nObs))
nClusters <- 7  # Cluster it
kMeans <- kmeans(myData, centers = nClusters)

jboner

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

ziadoz

Awesome PHP

Awesome PHP has been relocated permanently to its own Github repository. No further updates will made to this gist.

Please open an issue for any new suggestions.