Use offerFirst in Android LinkedBlockingDeque

Samual Sam
Updated on 30-Jun-2020 14:44:08

122 Views

Before getting into the example, we should know what LinkedBlockingDeque is. It is implemented by Collection interface and the AbstractQueue class. It provides optional boundaries based on linked nodes. It going to pass memory size to a constructor and helps to provide memory wastage in android.This example demonstrates about How to use offerFirst() in android LinkedBlockingDequeStep 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml.     In the above code, we have taken a ... Read More

MySQL Query to Increment Column Values

karthikeya Boyini
Updated on 30-Jun-2020 14:43:15

2K+ Views

Let us first create a table −mysql> create table DemoTable -> ( -> Id int NOT NULL AUTO_INCREMENT PRIMARY KEY, -> Name varchar(100), -> Score int -> ); Query OK, 0 rows affected (0.78 sec)Insert some records in the table using insert command −mysql> insert into DemoTable(Name, Score) values('John', 68); Query OK, 1 row affected (0.23 sec) mysql> insert into DemoTable(Name, Score) values('Carol', 98); Query OK, 1 row affected (0.27 sec) mysql> insert into DemoTable(Name, Score) values('David', 89); Query OK, 1 row affected (0.16 sec) mysql> insert into DemoTable(Name, Score) values('Robert', 67); Query OK, 1 row affected ... Read More

Use Offer in Android PriorityBlockingQueue

karthikeya Boyini
Updated on 30-Jun-2020 14:42:58

115 Views

Before getting into the example, we should know what PriorityBlockingQueue is. It is an unbounded queue and follows the same order as a priority queue. The main usage of priority blocking queue is, it going to handle out of memory error.This example demonstrates about How to use offer() in android PriorityBlockingQueueStep 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml.     In the above code, we have taken a text view to show PriorityBlockingQueue ... Read More

Use offer in Android LinkedBlockingDeque

Samual Sam
Updated on 30-Jun-2020 14:42:26

149 Views

Before getting into the example, we should know what LinkedBlockingDeque is. It is implemented by Collection interface and the AbstractQueue class. It provides optional boundaries based on linked nodes. It going to pass memory size to the constructor and helps to provide memory wastage in android.This example demonstrates about How to use offer() in android LinkedBlockingDequeStep 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml.     In the above code, we have taken a ... Read More

Use Offer in Android ConcurrentLinkedQueue

karthikeya Boyini
Updated on 30-Jun-2020 14:41:55

118 Views

Before getting into an example, we should know what ConcurrentLinkedQueue is, it is an unbounded queue based on linked nodes. Multiple threads can access queue elements with safety. Elements travel based on queue strategy as FIFO and elements going to insert from a tail. It does not allow null values.This example demonstrates about How to use offer() in android ConcurrentLinkedQueueStep 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml.     In the above code, ... Read More

Use LinkedBlockingDeque in Android

Samual Sam
Updated on 30-Jun-2020 14:41:25

163 Views

Before getting into the example, we should know what LinkedBlockingDeque is. It is implemented by Collection interface and the AbstractQueue class. It provides optional boundaries based on linked nodes. It going to pass memory size to a constructor and helps to provide memory wastage in android.This example demonstrates about How to use LinkedBlockingDeque in androidStep 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml.     In the above code, we have taken a text ... Read More

Use lastIndexOf in Android CopyOnWriteArrayList

karthikeya Boyini
Updated on 30-Jun-2020 14:40:49

125 Views

Before getting into the example, we should know what CopyOnWriteArrayList is. It is a thread-safe variant of ArrayList and operations add, set, and so on by making a fresh copy of the underlying array.This example demonstrate about How to use lastIndexOf() in android CopyOnWriteArrayListStep 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml.     In the above code, we have taken a text view to show CopyOnWriteArrayList elements.Step 3 − Add the following code ... Read More

Use isEmpty in Android ConcurrentLinkedQueue

Samual Sam
Updated on 30-Jun-2020 14:39:56

137 Views

Before getting into an example, we should know what ConcurrentLinkedQueue is, it is an unbounded queue based on linked nodes. Multiple threads can access queue elements with safety. Elements travel based on queue strategy as FIFO and elements going to insert from a tail. It does not allow null values.This example demonstrates about How to use isEmpty() in android ConcurrentLinkedQueueStep 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml.     In the above code, ... Read More

Use isEmpty in Android CopyOnWriteArraySet

karthikeya Boyini
Updated on 30-Jun-2020 14:39:09

126 Views

Before getting into the example, we should know what CopyOnWriteArraySet is. It is a thread-safe variant of ArrayList and operations add, set, and so on by making a fresh copy of the underlying array.This example demonstrate about How to use isEmpty() in android CopyOnWriteArraySetStep 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml.     In the above code, we have taken a text view to show CopyOnWriteArraySetelements.Step 3 − Add the following code to ... Read More

Use indexOf in Android CopyOnWriteArrayList

Samual Sam
Updated on 30-Jun-2020 14:37:07

133 Views

Before getting into the example, we should know what CopyOnWriteArrayList is. It is a thread-safe variant of ArrayList and operations add, set, and so on by making a fresh copy of the underlying array.This example demonstrates about How to use indexOf () in android CopyOnWriteArrayListStep 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml.     In the above code, we have taken a text view to show CopyOnWriteArrayList elements.Step 3 − Add the following ... Read More

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