diff --git a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Activity/AnswerActivity.java b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Activity/AnswerActivity.java
index de0893c..541498f 100644
--- a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Activity/AnswerActivity.java
+++ b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Activity/AnswerActivity.java
@@ -80,7 +80,7 @@ public class AnswerActivity extends AppCompatActivity {
         });
     }
 
-    private void sendAnswer(Map params){
+    private void sendAnswer(final Map params){
         new Thread(new Runnable() {
             @Override
             public void run() {
@@ -93,7 +93,7 @@ public class AnswerActivity extends AppCompatActivity {
                         }
                         @Override
                         public void onResponse(Call call, Response response) throws IOException {
-                            String jsonStr = response.body().string();
+                            final String jsonStr = response.body().string();
                             runOnUiThread(new Runnable(){
                                 @Override
                                 public void run() {
diff --git a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Activity/QuestionDetailActivity.java b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Activity/QuestionDetailActivity.java
index 5e6f6f0..bea468d 100644
--- a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Activity/QuestionDetailActivity.java
+++ b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Activity/QuestionDetailActivity.java
@@ -132,7 +132,7 @@ public class QuestionDetailActivity extends AppCompatActivity {
                         }
                         @Override
                         public void onResponse(Call call, Response response) throws IOException {
-                            String jsonStr = response.body().string();
+                            final String jsonStr = response.body().string();
                             runOnUiThread(new Runnable(){
                                 @Override
                                 public void run() {
@@ -168,7 +168,7 @@ public class QuestionDetailActivity extends AppCompatActivity {
                         }
                         @Override
                         public void onResponse(Call call, Response response) throws IOException {
-                            String jsonStr = response.body().string();
+                            final String jsonStr = response.body().string();
                             runOnUiThread(new Runnable(){
                                 @Override
                                 public void run() {
@@ -206,7 +206,7 @@ public class QuestionDetailActivity extends AppCompatActivity {
                         public void onResponse(Call call, Response response) throws IOException {
                             String jsonStr = response.body().string();
                             Gson gson = new Gson();
-                            Map<String, String> jsonMap = gson.fromJson(jsonStr, new TypeToken<Map<String, String>>() {}.getType());
+                            final Map<String, String> jsonMap = gson.fromJson(jsonStr, new TypeToken<Map<String, String>>() {}.getType());
                             answerList = gson.fromJson(jsonMap.get("answerList"), new TypeToken<List<AnswerItemView>>() {}.getType());
                             runOnUiThread(new Runnable(){
                                 @Override
diff --git a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Adapter/MyAnswerAdapter.java b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Adapter/MyAnswerAdapter.java
index 24f7ed1..0c41bc4 100644
--- a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Adapter/MyAnswerAdapter.java
+++ b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Adapter/MyAnswerAdapter.java
@@ -42,7 +42,7 @@ public class MyAnswerAdapter extends RecyclerView.Adapter<MyAnswerAdapter.ViewHo
     @Override
     public ViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
         View view= LayoutInflater.from(parent.getContext()).inflate(R.layout.my_answer_item,parent,false);
-        MyAnswerAdapter.ViewHolder holder=new MyAnswerAdapter.ViewHolder(view);
+        final MyAnswerAdapter.ViewHolder holder=new MyAnswerAdapter.ViewHolder(view);
         holder.itemView.setOnClickListener(new View.OnClickListener() {
             @Override
             public void onClick(View v) {
diff --git a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Adapter/MyQuestionAdapter.java b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Adapter/MyQuestionAdapter.java
index d81d035..4e886b3 100644
--- a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Adapter/MyQuestionAdapter.java
+++ b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Adapter/MyQuestionAdapter.java
@@ -47,7 +47,7 @@ public class MyQuestionAdapter extends RecyclerView.Adapter<MyQuestionAdapter.Vi
     @Override
     public MyQuestionAdapter.ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
         View view= LayoutInflater.from(parent.getContext()).inflate(R.layout.my_question_item,parent,false);
-        MyQuestionAdapter.ViewHolder holder=new MyQuestionAdapter.ViewHolder(view);
+        final MyQuestionAdapter.ViewHolder holder=new MyQuestionAdapter.ViewHolder(view);
         holder.itemView.setOnClickListener(new View.OnClickListener() {
             @Override
             public void onClick(View v) {
diff --git a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Fragment/APNChannelFragment.java b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Fragment/APNChannelFragment.java
index 8ecbdbe..b0ba778 100644
--- a/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Fragment/APNChannelFragment.java
+++ b/Code/LeudaemiaLikeMe/app/src/main/java/com/example/leudaemialikeme/Fragment/APNChannelFragment.java
@@ -99,7 +99,7 @@ public class APNChannelFragment extends Fragment {
                         public void onResponse(Call call, Response response) throws IOException {
                             String jsonStr = response.body().string();
                             Gson gson = new Gson();
-                            List<Blog> blogList = gson.fromJson(jsonStr, new TypeToken<List<Blog>>() {}.getType());
+                            final List<Blog> blogList = gson.fromJson(jsonStr, new TypeToken<List<Blog>>() {}.getType());
                             getActivity().runOnUiThread(new Runnable() {
                                 @Override
                                 public void run() {