diff --git a/http.go b/http.go
index 6978e45..854de95 100644
--- a/http.go
+++ b/http.go
@@ -154,3 +154,15 @@ func InternalServerError(w http.ResponseWriter, r *http.Request, err string) {
 	SetContentType(w, "application/json")
 	Error(w, r, http.StatusInternalServerError, err)
 }
+
+func SetHeader(r *http.Request, key, val string) {
+	r.Header.Set(key, val)
+}
+
+func AddHeader(r *http.Request, key, val string) {
+	r.Header.Add(key, val)
+}
+
+func GetHeader(r *http.Request, key string) string {
+	return r.Header.Get(key)
+}
diff --git a/string_util.go b/string_util.go
index 51f1d1c..d495248 100644
--- a/string_util.go
+++ b/string_util.go
@@ -92,6 +92,16 @@ func StringSliceContains(slice []string, s string) bool {
 	return false
 }
 
+func SplitString(s, sep string) (res []string) {
+	parts := strings.Split(s, sep)
+	for _, p := range parts {
+		if p != "" {
+			res = append(res, p)
+		}
+	}
+	return res
+}
+
 // StringAt ...
 func StringAt(s string, index int) string {
 	if len(s)-1 < index || index < 0 {