diff --git a/ShareX.HelpersLib/Controls/BlackStyle/BlackStyleProgressBar.cs b/ShareX.HelpersLib/Controls/BlackStyle/BlackStyleProgressBar.cs
index c1ac9caf7..6592f8b05 100644
--- a/ShareX.HelpersLib/Controls/BlackStyle/BlackStyleProgressBar.cs
+++ b/ShareX.HelpersLib/Controls/BlackStyle/BlackStyleProgressBar.cs
@@ -46,7 +46,7 @@ public int Minimum
                 {
                     if (value < 0)
                     {
-                        throw new ArgumentOutOfRangeException("Minimum");
+                        throw new ArgumentOutOfRangeException(nameof(Minimum));
                     }
 
                     if (maximum < value)
@@ -81,7 +81,7 @@ public int Maximum
                 {
                     if (value < 0)
                     {
-                        throw new ArgumentOutOfRangeException("Maximum");
+                        throw new ArgumentOutOfRangeException(nameof(Maximum));
                     }
 
                     if (minimum > value)
@@ -114,9 +114,9 @@ public int Value
             {
                 if (this.value != value)
                 {
-                    if ((value < minimum) || (value > maximum))
+                    if (value < minimum || value > maximum)
                     {
-                        throw new ArgumentOutOfRangeException("Value");
+                        throw new ArgumentOutOfRangeException(nameof(Value));
                     }
 
                     this.value = value;
diff --git a/ShareX.HelpersLib/Extensions/Extensions.cs b/ShareX.HelpersLib/Extensions/Extensions.cs
index 18c063acf..d4041b833 100644
--- a/ShareX.HelpersLib/Extensions/Extensions.cs
+++ b/ShareX.HelpersLib/Extensions/Extensions.cs
@@ -44,8 +44,8 @@ public static class Extensions
     {
         public static void ForEach<T>(this IEnumerable<T> source, Action<T> action)
         {
-            if (source == null) throw new ArgumentNullException("source");
-            if (action == null) throw new ArgumentNullException("action");
+            if (source == null) throw new ArgumentNullException(nameof(source));
+            if (action == null) throw new ArgumentNullException(nameof(action));
 
             foreach (T item in source)
             {
diff --git a/ShareX.HelpersLib/Random/RandomCrypto.cs b/ShareX.HelpersLib/Random/RandomCrypto.cs
index e7888658c..81e663b8f 100644
--- a/ShareX.HelpersLib/Random/RandomCrypto.cs
+++ b/ShareX.HelpersLib/Random/RandomCrypto.cs
@@ -53,7 +53,7 @@ public static int Next(int maxValue)
         {
             if (maxValue < 0)
             {
-                throw new ArgumentOutOfRangeException("maxValue");
+                throw new ArgumentOutOfRangeException(nameof(maxValue));
             }
 
             return Next(0, maxValue);
@@ -69,7 +69,7 @@ public static int Next(int minValue, int maxValue)
 
             if (minValue > maxValue)
             {
-                throw new ArgumentOutOfRangeException("minValue");
+                throw new ArgumentOutOfRangeException(nameof(minValue));
             }
 
             if (minValue == maxValue)
@@ -115,7 +115,7 @@ public static void NextBytes(byte[] buffer)
         {
             if (buffer == null)
             {
-                throw new ArgumentNullException("buffer");
+                throw new ArgumentNullException(nameof(buffer));
             }
 
             lock (randomLock)
@@ -126,7 +126,22 @@ public static void NextBytes(byte[] buffer)
 
         public static T Pick<T>(params T[] array)
         {
+            if (array == null)
+            {
+                throw new ArgumentNullException(nameof(array));
+            }
+
+            if (array.Length == 0)
+            {
+                throw new ArgumentException(nameof(array));
+            }
+
             return array[Next(array.Length - 1)];
         }
+
+        public static void Run(params Action[] actions)
+        {
+            Pick(actions)();
+        }
     }
 }
\ No newline at end of file
diff --git a/ShareX.HelpersLib/Random/RandomFast.cs b/ShareX.HelpersLib/Random/RandomFast.cs
index f60e7c0eb..24db6baf1 100644
--- a/ShareX.HelpersLib/Random/RandomFast.cs
+++ b/ShareX.HelpersLib/Random/RandomFast.cs
@@ -47,6 +47,11 @@ public static int Next()
         /// <returns>A 32-bit signed integer that is greater than or equal to 0 and less than or equal to <paramref name="maxValue"/>.</returns>
         public static int Next(int maxValue)
         {
+            if (maxValue < 0)
+            {
+                throw new ArgumentOutOfRangeException(nameof(maxValue));
+            }
+
             lock (randomLock)
             {
                 return random.Next(maxValue + 1);
@@ -59,6 +64,16 @@ public static int Next(int maxValue)
         /// <returns>A 32-bit signed integer that is greater than or equal to <paramref name="minValue"/> and less than or equal to <paramref name="maxValue"/>.</returns>
         public static int Next(int minValue, int maxValue)
         {
+            if (minValue > maxValue)
+            {
+                throw new ArgumentOutOfRangeException(nameof(minValue));
+            }
+
+            if (minValue == maxValue)
+            {
+                return minValue;
+            }
+
             lock (randomLock)
             {
                 return random.Next(minValue, maxValue + 1);
@@ -79,6 +94,11 @@ public static double NextDouble()
         /// <param name="buffer">An array of bytes to contain random numbers.</param>
         public static void NextBytes(byte[] buffer)
         {
+            if (buffer == null)
+            {
+                throw new ArgumentNullException(nameof(buffer));
+            }
+
             lock (randomLock)
             {
                 random.NextBytes(buffer);
@@ -87,7 +107,22 @@ public static void NextBytes(byte[] buffer)
 
         public static T Pick<T>(params T[] array)
         {
+            if (array == null)
+            {
+                throw new ArgumentNullException(nameof(array));
+            }
+
+            if (array.Length == 0)
+            {
+                throw new ArgumentException(nameof(array));
+            }
+
             return array[Next(array.Length - 1)];
         }
+
+        public static void Run(params Action[] actions)
+        {
+            Pick(actions)();
+        }
     }
 }
\ No newline at end of file
diff --git a/ShareX.UploadersLib/Forms/JiraUpload.cs b/ShareX.UploadersLib/Forms/JiraUpload.cs
index 98612305d..d41be2e58 100644
--- a/ShareX.UploadersLib/Forms/JiraUpload.cs
+++ b/ShareX.UploadersLib/Forms/JiraUpload.cs
@@ -56,7 +56,7 @@ public JiraUpload(string issuePrefix, GetSummaryHandler getSummary) : this()
         {
             if (getSummary == null)
             {
-                throw new ArgumentNullException("getSummary");
+                throw new ArgumentNullException(nameof(getSummary));
             }
             this.issuePrefix = issuePrefix;
             this.getSummary = getSummary;