Add numeric features management to Dataset

src/common/Utils.h

@@ -3,17 +3,8 @@
 #include <sstream>
 #include <string>
 #include <vector>
+#include <algorithm>
 namespace platform {
-    static std::vector<std::string> split(const std::string& text, char delimiter)
-    {
-        std::vector<std::string> result;
-        std::stringstream ss(text);
-        std::string token;
-        while (std::getline(ss, token, delimiter)) {
-            result.push_back(token);
-        }
-        return result;
-    }
     static std::string trim(const std::string& str)
     {
         std::string result = str;
@@ -25,5 +16,15 @@ namespace platform {
             }).base(), result.end());
         return result;
     }
+    static std::vector<std::string> split(const std::string& text, char delimiter)
+    {
+        std::vector<std::string> result;
+        std::stringstream ss(text);
+        std::string token;
+        while (std::getline(ss, token, delimiter)) {
+            result.push_back(trim(token));
+        }
+        return result;
+    }
 }
 #endif