thearchitect

package main

import (
	"log"
	"net"
	"time"
)

func perr(err error) {
	if err != nil {

thearchitect

#!/bin/bash

SOURCE="${BASH_SOURCE[0]}"
while [ -h "$SOURCE" ]; do # resolve $SOURCE until the file is no longer a symlink
    DIR="$( cd -P "$( dirname "$SOURCE" )" && pwd )"
    SOURCE="$(readlink "$SOURCE")"
    [[ $SOURCE != /* ]] && SOURCE="$DIR/$SOURCE" # if $SOURCE was a relative symlink, we need to resolve it relative to the path where the symlink file was located
done
DIR="$( cd -P "$( dirname "$SOURCE" )" && pwd )"
echo $DIR

thearchitect

// http://stackoverflow.com/a/29963675/983835

struct ScopeCall<F: FnOnce()> {
    c: Option<F>
}
impl<F: FnOnce()> Drop for ScopeCall<F> {
    fn drop(&mut self) {
        self.c.take().unwrap()()
    }
}