working

.gitignore

@@ -0,0 +1,2 @@
+imgs
+logs

errors.go

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+package main
+
+import "log"
+
+func check(err error) {
+	if err != nil {
+		log.Println(err)
+	}
+}

log.go

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+package main
+
+import (
+	"io"
+	"log"
+	"os"
+	"time"
+)
+
+func savelog() {
+	timeS := time.Now().String()
+	_ = os.Mkdir("logs", os.ModePerm)
+	logFile, err := os.OpenFile("logs/log-"+timeS+".log", os.O_CREATE|os.O_APPEND|os.O_RDWR, 0666)
+	if err != nil {
+		panic(err)
+	}
+	mw := io.MultiWriter(os.Stdout, logFile)
+	log.SetOutput(mw)
+}

main.go

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+package main
+
+import (
+	"bufio"
+	"fmt"
+	"io"
+	"log"
+	"net/http"
+	"os"
+	"strconv"
+)
+
+func main() {
+	//http://www.image-net.org/search?q=hotdog
+	savelog()
+	//create directory webOutput
+	_ = os.Mkdir("imgs", os.ModePerm)
+	readLinks("imagesLinks.txt")
+
+}
+func readLinks(path string) {
+	inFile, _ := os.Open(path)
+	defer inFile.Close()
+	scanner := bufio.NewScanner(inFile)
+	scanner.Split(bufio.ScanLines)
+
+	var i int
+	for scanner.Scan() {
+		log.Println(scanner.Text())
+		saveLinkToImg(scanner.Text(), i)
+		//log.Println(strconv.Itoa(i) + "/" + strconv.Itoa(nLines))
+		log.Println(i)
+		i++
+	}
+}
+
+func countLines(scanner *bufio.Scanner) int {
+	var count int
+	for scanner.Scan() {
+		count++
+		fmt.Println(count)
+	}
+	return count
+}
+
+func saveLinkToImg(url string, i int) {
+	response, err := http.Get(url)
+	if err != nil {
+		log.Println(err)
+		return
+	}
+
+	defer response.Body.Close()
+
+	//open a file for writing
+	file, err := os.Create("imgs/" + strconv.Itoa(i) + ".png")
+	check(err)
+	// Use io.Copy to just dump the response body to the file. This supports huge files
+	_, err = io.Copy(file, response.Body)
+	check(err)
+	file.Close()
+	fmt.Println("Success!")
+}