diff --git a/app/src/main/java/hu/bme/kszk/kikerdezo/MainActivity.kt b/app/src/main/java/hu/bme/kszk/kikerdezo/MainActivity.kt
index 24cb7333807be5b07d1cb1dd09d4018068827087..c75883ec952951d31fc696ed1f28ee3e6ce2e2ea 100644
--- a/app/src/main/java/hu/bme/kszk/kikerdezo/MainActivity.kt
+++ b/app/src/main/java/hu/bme/kszk/kikerdezo/MainActivity.kt
@@ -62,7 +62,7 @@ class MainActivity : AppCompatActivity() {
         initdatabaseFromApi()
 
         btn1.setOnClickListener {
-            Log.d("BUTTON", "Gomb megnyomva!");
+            Log.d("BUTTON", "Gomb megnyomva!")
 
             val intent = Intent(this, QuestionListActivity::class.java).apply {
                 putExtra(EXTRA_MESSAGE, 1)
@@ -71,7 +71,7 @@ class MainActivity : AppCompatActivity() {
 
         }
         btn2.setOnClickListener {
-            Log.d("BUTTON", "Gomb megnyomva!");
+            Log.d("BUTTON", "Gomb megnyomva!")
 
             val intent = Intent(this, QuestionListActivity::class.java).apply {
                 putExtra(EXTRA_MESSAGE, 2)
@@ -79,8 +79,7 @@ class MainActivity : AppCompatActivity() {
             startActivity(intent)
         }
         btn3.setOnClickListener {
-            Log.d("BUTTON", "Gomb megnyomva!");
-            val text = "Gomb megnyomva!"
+            Log.d("BUTTON", "Gomb megnyomva!")
 
             val intent = Intent(this, QuestionListActivity::class.java).apply {
                 putExtra(EXTRA_MESSAGE, 3)
@@ -88,7 +87,7 @@ class MainActivity : AppCompatActivity() {
             startActivity(intent)
         }
         btn4.setOnClickListener {
-            Log.d("BUTTON", "Gomb megnyomva!");
+            Log.d("BUTTON", "Gomb megnyomva!")
 
 
 
@@ -98,10 +97,7 @@ class MainActivity : AppCompatActivity() {
             startActivity(intent)
         }
         btn5.setOnClickListener {
-            Log.d("BUTTON", "Gomb megnyomva!");
-            val text = "Gomb megnyomva!"
-
-
+            Log.d("BUTTON", "Gomb megnyomva!")
 
             val intent = Intent(this, QuestionListActivity::class.java).apply {
                 putExtra(EXTRA_MESSAGE, 5)
@@ -109,9 +105,7 @@ class MainActivity : AppCompatActivity() {
             startActivity(intent)
         }
         btn6.setOnClickListener {
-            Log.d("BUTTON", "Gomb megnyomva!");
-
-
+            Log.d("BUTTON", "Gomb megnyomva!")
 
             val intent = Intent(this, QuestionListActivity::class.java).apply {
                 putExtra(EXTRA_MESSAGE, 6)
@@ -119,9 +113,7 @@ class MainActivity : AppCompatActivity() {
             startActivity(intent)
         }
         btn7.setOnClickListener {
-            Log.d("BUTTON", "Gomb megnyomva!");
-            val text = "Gomb megnyomva!"
-
+            Log.d("BUTTON", "Gomb megnyomva!")
 
             val intent = Intent(this, QuestionListActivity::class.java).apply {
                 putExtra(EXTRA_MESSAGE, 7)
@@ -129,7 +121,7 @@ class MainActivity : AppCompatActivity() {
             startActivity(intent)
         }
         btn8.setOnClickListener {
-            Log.d("BUTTON", "Gomb megnyomva!");
+            Log.d("BUTTON", "Gomb megnyomva!")
 
 
             val intent = Intent(this, QuestionListActivity::class.java).apply {
@@ -138,8 +130,7 @@ class MainActivity : AppCompatActivity() {
             startActivity(intent)
         }
         btn9.setOnClickListener {
-            Log.d("BUTTON", "Gomb megnyomva!");
-
+            Log.d("BUTTON", "Gomb megnyomva!")
 
             val intent = Intent(this, QuestionListActivity::class.java).apply {
                 putExtra(EXTRA_MESSAGE, 9)
@@ -147,7 +138,7 @@ class MainActivity : AppCompatActivity() {
             startActivity(intent)
         }
         btn10.setOnClickListener {
-            Log.d("BUTTON", "Gomb megnyomva!");
+            Log.d("BUTTON", "Gomb megnyomva!")
 
 
             val intent = Intent(this, QuestionListActivity::class.java).apply {
@@ -156,7 +147,7 @@ class MainActivity : AppCompatActivity() {
             startActivity(intent)
         }
         btn11.setOnClickListener {
-            Log.d("BUTTON", "Gomb megnyomva!");
+            Log.d("BUTTON", "Gomb megnyomva!")
 
 
             val intent = Intent(this, QuestionListActivity::class.java).apply {
@@ -165,7 +156,7 @@ class MainActivity : AppCompatActivity() {
             startActivity(intent)
         }
         btn12.setOnClickListener {
-            Log.d("BUTTON", "Gomb megnyomva!");
+            Log.d("BUTTON", "Gomb megnyomva!")
 
 
             val intent = Intent(this, QuestionListActivity::class.java).apply {
@@ -174,7 +165,7 @@ class MainActivity : AppCompatActivity() {
             startActivity(intent)
         }
         btn13.setOnClickListener {
-            Log.d("BUTTON", "Gomb megnyomva!");
+            Log.d("BUTTON", "Gomb megnyomva!")
 
 
             val intent = Intent(this, QuestionListActivity::class.java).apply {
@@ -191,9 +182,6 @@ class MainActivity : AppCompatActivity() {
             } else if (id == R.id.nev_megadas) {
                 startActivity(Intent(this, UserName::class.java))
             }
-            else if (id == R.id.kikerdezo) {
-                //semmi
-            }
             drawerLayout.closeDrawer(GravityCompat.START)
             true
         }
diff --git a/app/src/main/java/hu/bme/kszk/kikerdezo/QuestionListActivity.kt b/app/src/main/java/hu/bme/kszk/kikerdezo/QuestionListActivity.kt
index be28c2f168f8430bf3972dfeb5d6c92fbd9f29b6..d06af9524fc9b2c6073d48fd833ac2464c0ae768 100644
--- a/app/src/main/java/hu/bme/kszk/kikerdezo/QuestionListActivity.kt
+++ b/app/src/main/java/hu/bme/kszk/kikerdezo/QuestionListActivity.kt
@@ -21,7 +21,7 @@ class QuestionListActivity : AppCompatActivity() {
         super.onCreate(savedInstanceState)
         setContentView(R.layout.activity_question_list)
 
-        var labNum = intent.getIntExtra(EXTRA_MESSAGE, -1)
+        val labNum = intent.getIntExtra(EXTRA_MESSAGE, -1)
 
         if(labNum != -1)
             initRecyclerView(labNum)
@@ -52,8 +52,8 @@ class QuestionListActivity : AppCompatActivity() {
         val currentDate = sdf.format(Date())
 
 
-        if(itemCount!= null) {
-            for (i in 0 until itemCount!!){
+        if(itemCount != null) {
+            for (i in 0 until itemCount){
                 val holder = rvMain.findViewHolderForAdapterPosition(i) as Adapter.QuestionViewHolder
                 if(holder.correct == holder.selected){
                     scoreCounter += 1
diff --git a/app/src/main/java/hu/bme/kszk/kikerdezo/UserName.kt b/app/src/main/java/hu/bme/kszk/kikerdezo/UserName.kt
index 26ab74b1b6d696ece57133d150fff886a1c24417..a54b7b6b417164f619215c76d4fe71623df035fb 100644
--- a/app/src/main/java/hu/bme/kszk/kikerdezo/UserName.kt
+++ b/app/src/main/java/hu/bme/kszk/kikerdezo/UserName.kt
@@ -4,10 +4,8 @@ import android.content.SharedPreferences
 import android.preference.PreferenceManager
 import androidx.appcompat.app.AppCompatActivity
 import android.os.Bundle
-import android.preference.PreferenceManager.getDefaultSharedPreferences
 import android.widget.Button
 import android.widget.EditText
-import com.google.android.material.navigation.NavigationView
 
 class UserName : AppCompatActivity() {
     override fun onCreate(savedInstanceState: Bundle?) {
diff --git a/app/src/main/java/hu/bme/kszk/kikerdezo/adapter/ResultAdapter.kt b/app/src/main/java/hu/bme/kszk/kikerdezo/adapter/ResultAdapter.kt
index 7608b63eb29f3c1531c4865b451594d44f76aa03..4e7ca5748f1fe4e3c9a008ec814bd2642bfa2a46 100644
--- a/app/src/main/java/hu/bme/kszk/kikerdezo/adapter/ResultAdapter.kt
+++ b/app/src/main/java/hu/bme/kszk/kikerdezo/adapter/ResultAdapter.kt
@@ -20,9 +20,7 @@ class ResultAdapter(val context: Context) :
             private val name:  TextView = itemView.findViewById(R.id.name)
             private val date:  TextView = itemView.findViewById(R.id.date)
             private val labNum: TextView = itemView.findViewById(R.id.labNum)
-                init{
 
-                }
                 fun bind(result: Result){
                     score.text = result.score.toString()
                     name.text  = result.uname
diff --git a/app/src/main/java/hu/bme/kszk/kikerdezo/connection/NetworkManager.kt b/app/src/main/java/hu/bme/kszk/kikerdezo/connection/NetworkManager.kt
index a0e8fbd8b0d50ebbd8ee2b6f5d0b85ac261449da..8f25895b3e1c3b269a84616edce4ad72834fb7ac 100644
--- a/app/src/main/java/hu/bme/kszk/kikerdezo/connection/NetworkManager.kt
+++ b/app/src/main/java/hu/bme/kszk/kikerdezo/connection/NetworkManager.kt
@@ -10,7 +10,7 @@ object NetworkManager {
     private val retrofit: Retrofit
     private val questionApi: QuestionApi
 
-    private val SERVICE_URL = "https://mobweb-clupus.k8s-01.sch.bme.hu"
+    private const val SERVICE_URL = "https://mobweb-clupus.k8s-01.sch.bme.hu"
 
     init{
         retrofit = Retrofit.Builder()
diff --git a/app/src/main/java/hu/bme/kszk/kikerdezo/model/Result.kt b/app/src/main/java/hu/bme/kszk/kikerdezo/model/Result.kt
index 66b11c2176f43114f4b7ccc5590f2e6ac4b6a90f..90a1a6d1bf5a2f87c086c57608156463c45aa219 100644
--- a/app/src/main/java/hu/bme/kszk/kikerdezo/model/Result.kt
+++ b/app/src/main/java/hu/bme/kszk/kikerdezo/model/Result.kt
@@ -3,7 +3,6 @@ package hu.bme.kszk.kikerdezo.model
 import androidx.room.ColumnInfo
 import androidx.room.Entity
 import androidx.room.PrimaryKey
-import java.util.*
 
 @Entity(tableName = "result")
 data class Result(
diff --git a/app/src/main/res/layout/activity_question_list.xml b/app/src/main/res/layout/activity_question_list.xml
index 4da7888a7713ec0a5e49564f33ddf8e822859b84..311ed987cbd18340cc74ef009ac9002585cf5b85 100644
--- a/app/src/main/res/layout/activity_question_list.xml
+++ b/app/src/main/res/layout/activity_question_list.xml
@@ -27,7 +27,9 @@
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:layout_gravity="end|bottom"
-        android:clickable="true"
-        app:srcCompat="@drawable/baseline_check_circle_24"/>
+        app:srcCompat="@drawable/baseline_check_circle_24"
+        android:contentDescription="@string/pipa" />
+
+    <!-- android:clickable="true"-->
 
 </androidx.coordinatorlayout.widget.CoordinatorLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/header_navigation_drawer.xml b/app/src/main/res/layout/header_navigation_drawer.xml
index c31fc4f5fb7c80e86fbaf6a24d36c176a6e46151..315ef2c831ee035b595deea534bd9a3714afa970 100644
--- a/app/src/main/res/layout/header_navigation_drawer.xml
+++ b/app/src/main/res/layout/header_navigation_drawer.xml
@@ -10,7 +10,7 @@
         android:layout_marginTop="24dp"
         android:layout_marginStart="24dp"
         android:layout_marginEnd="24dp"
-        android:textSize="32dp"
+        android:textSize="32sp"
 
         android:textColor="?attr/colorOnSurface"
         android:text="@string/header_title" />
@@ -21,7 +21,7 @@
         android:layout_marginBottom="24dp"
         android:layout_marginStart="24dp"
         android:layout_marginEnd="24dp"
-        android:textSize="18dp"
+        android:textSize="18sp"
 
         android:textColor="@color/black"
         android:text="@string/createdBy" />
diff --git a/app/src/main/res/menu/top_app_bar.xml b/app/src/main/res/menu/top_app_bar.xml
index 452b9db16b21f7639d461616a14e1ce94c74f052..8ff6ca820e7810b1779a7e714809a432d0fe9f8d 100644
--- a/app/src/main/res/menu/top_app_bar.xml
+++ b/app/src/main/res/menu/top_app_bar.xml
@@ -1,18 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- sample_menu.xml -->
-<menu
-    xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:app="http://schemas.android.com/apk/res-auto">
-
-    <!--<item
-        android:id="@+id/action_settings"
-        android:icon="@drawable/round_menu_white_24"
-        android:title="@string/settings"
-        app:showAsAction="ifRoom|withText"/>-->
-    <!--<item
-        android:id="@+id/action_done"
-        android:icon="@drawable/ic_done"
-        android:title="@string/done"
-        app:showAsAction="ifRoom|withText"/>-->
+<menu>
 
 </menu>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index f87986790f178d78a9a46c18dc96abfd800a112a..00e97e470d7cb54645f6ca06af5676a576d419b7 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -42,4 +42,5 @@
     <string name="ans3">ans3</string>
     <string name="ans2">ans2</string>
     <string name="ans4">ans4</string>
+    <string name="pipa">pipa</string>
 </resources>
\ No newline at end of file