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Articles on Trending Technologies
Technical articles with clear explanations and examples
Android image scale animation relative to center point?
This example demonstrate about Android image scale animation relative to center point.Step 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 button to show image scaling animation(Zoom animation).Step 3 − Add the following code to src/MainActivity.javapackage com.example.andy.myapplication; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.view.View; import android.view.animation.Animation; import android.view.animation.ScaleAnimation; import android.view.animation.TranslateAnimation; import android.widget.Button; import android.widget.ImageView; import android.widget.LinearLayout; public class MainActivity extends AppCompatActivity { ...
Read MoreIs MySQL LIMIT applied before or after ORDER BY?
The MySQL LIMIT is applied after ORDER BY. Let us check the limit condition. Firstly, we will create a table −mysql> create table LimitAfterOrderBy −> ( −> Id int, −> Name varchar(100) −> ); Query OK, 0 rows affected (0.50 sec)Insert some records in the table using insert command. The query is as follows −mysql> insert into LimitAfterOrderBy values(101, 'John'); Query OK, 1 row affected (0.18 sec) mysql> insert into LimitAfterOrderBy values(102, 'Carol'); Query OK, 1 row affected (0.15 sec) mysql> insert into LimitAfterOrderBy values(103, 'Bob'); Query OK, 1 row affected (0.21 sec) ...
Read MoreWhat is The Prelude all about?
The Prelude is a long poem by William Wordsworth compiled into fourteen books. All these books trace his spiritual growth with the subtitle of the poem itself as its the theme, which is the growth of the poet's mind.Justification of the TitleThe title stands justified as Wordsworth describes how Nature began its mysterious work in his conscious and subconscious mind. He is convinced that there are hidden forces in Nature impacting him inadvertently right from the time he was a young boy and he thus, recounts a few incidents and comments upon their significance in shaping up his mind. The ...
Read MoreInsert the results of a MySQL select? Is it possible?
You do not need to use values whenever you insert the results of a select. To insert the results of select, let us first create two tables.The first table query is as follows −< FirstTableDemo> mysql> create table FirstTableDemo −> ( −> StudentId int, −> StudentName varchar(100) −> ); Query OK, 0 rows affected (0.41 sec)Now create second table and after that insert the second table records in the first table using INSERT SELECT command.The query to create the second table − mysql> create table SecondTableDemo −> ( −> Id int, −> ...
Read MoreHow to Show and hide a View with a slide up/down animation in android?
This example demonstrate about how to Show and hide a View with a slide up/down animation in android.Step 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 button to show /hide linear layout with animation.Step 3 − Add the following code to src/MainActivity.javapackage com.example.andy.myapplication; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.view.View; import android.view.animation.TranslateAnimation; import ...
Read Moreftp_exec() function in PHP
The ftp_exec() function is used to execute a command on the FTP server.Syntaxftp_exec(con, command)Parameterscon − The FTP connectioncommand − The command to execute.ReturnThe ftp_exec() function returns TRUE if the command was executed successfully, else FALSE.ExampleThe following is an example that executes a command on the FTP server −
Read MoreEquaivalent of Oracle concatenation operator in MySQL?
The concat operator can be used in ORACLE. MySQL use concat() function to perform concatenation.To understand the concat() function, let us create a table. The query to create a table is as follows −mysql> create table ConcatenationDemo −> ( −> Id int, −> Name varchar(100) −> ); Query OK, 0 rows affected (0.86 sec)Insert some records in the table using insert command. The query is as follows −mysql> insert into ConcatenationDemo values(100, 'John'); Query OK, 1 row affected (0.19 sec) mysql> insert into ConcatenationDemo values(101, 'Sam'); Query ...
Read MoreHow do I use tabHost for Android?
Before getting into example we should know what is tab host in android. Tab host holds set of tabs. Each tab contains either fragment or activity as per project specification. The user can scroll tabs from left to right or right to left.This example demonstrates how to use tab host in android.Step 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. ...
Read Moreftp_fget() function in PHP
The ftp_fget() function is used to downloads file from the FTP server and save it into an open local fileSyntaxftp_fget(con,open_file,server_file,mode,startpos);Parameterscon − The FTP connectionopen_file − A file where the data is storedserver_file − The server file to downloadmode − The transfer modestartpos − The position to begin downloading from. Added in PHP 4.3.0.ReturnThe ftp_fget() function returns TRUE on success and FALSE on failure.ExampleThe following is an example wherein we will download server file “demo.txt” and save it to open local file “new.txt” −
Read Moreftp_fput() function in PHP
The ftp_fget() function is used to upload from an open file and saves it to a file on the FTP server.Syntaxftp_fput(con,remote_file,open_file,mode,startpos);Parameterscon − The FTP connectionremote_file − The file path to upload toopen_file − The open local filemode − The transfer modestartpos − The position to begin downloading fromReturnThe ftp_fget() function returns TRUE on success and FALSE on failure.ExampleThe following is an example wherein we will download server file “demo.txt” and save it to open local file “new.txt” −
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