Tutorial by Examples: e

XML <House> <LivingRoom> <plant name="rose"/> </LivingRoom> <TerraceGarden> <plant name="passion fruit"/> <plant name="lily"/> <plant name="golden duranta"/> ...
Enums are defined by the following the syntax above. typedef NS_ENUM(NSUInteger, MyEnum) { MyEnumValueA, MyEnumValueB, MyEnumValueC, }; You also can set your own raw-values to the enumeration types. typedef NS_ENUM(NSUInteger, MyEnum) { MyEnumValueA = 0, MyEnumValueB =...
The example below will collect the Device's OS version number and the the version of the application (which is defined in each projects' properties) that is entered into Version name on Android and Version on iOS. First make an interface in your PCL project: public interface INativeHelper { /...
When object's are linked by a lookup or master-detail relationship, the parent records field's can be referenced from the child record or 'base object' in a query. This is also known as upwards traversal. SELECT FirstName, Account.Name, Account.Category__c FROM Contact It's possible to traverse ...
A Property procedure is a series of statement that retrieves or modifies a custom property on a module. There are three types of property accessors: A Get procedure that returns the value of a property. A Let procedure that assigns a (non-Object) value to an object. A Set procedure that assign...
Another useful feature is accessing your custom object collections as arrays in PHP. There are two interfaces available in PHP (>=5.0.0) core to support this: ArrayAccess and Iterator. The former allows you to access your custom objects as array. ArrayAccess Assume we have a user class and a da...
Bootstrap requires a containing element to wrap site contents and house our grid system. You may choose one of two containers to use in your projects. Use .container class for a responsive fixed width container. <div class="container"> ... </div> Use .container-fluid c...
<?php $ch = curl_init(); //curl handler init curl_setopt($ch,CURLOPT_URL,"http://www.google.com/search?q=curl"); curl_setopt($ch,CURLOPT_RETURNTRANSFER,true);// set optional params curl_setopt($ch,CURLOPT_HEADER, false); $result=curl_exec($ch); ...
Swift UIApplication.sharedApplication().preferredContentSizeCategory Objective-C [UIApplication sharedApplication].preferredContentSizeCategory; This returns a content size category constant, or an accessibility content size category constant.
You can register for notifications of when the device text size is changed. Swift NSNotificationCenter.defaultCenter().addObserver(self, selector: #selector(updateFont), name: name:UIContentSizeCategoryDidChangeNotification, object: nil) Objective-C [[NSNotificationCenter defaultCenter] addObs...
$dbServer = "localhost,1234"; //Name of the server/instance, including optional port number (default is 1433) $dbName = "db001"; //Name of the database $dbUser = "user"; //Name of the user $dbPassword = "password"; //DB Password of that user $connectionI...
//Create Connection $conn = sqlsrv_connect($dbServer, $connectionInfo); $query = "SELECT * FROM [table]"; $stmt = sqlsrv_query($conn, $query); Note: the use of square brackets [] is to escape the word table as it is a reserved word. These work in the same way as backticks ` do in ...
To call a stored procedure on the server: $query = "{call [dbo].[myStoredProcedure](?,?,?)}"; //Parameters '?' includes OUT parameters $params = array( array($name, SQLSRV_PARAM_IN), array($age, SQLSRV_PARAM_IN), array($count, SQLSRV_PARAM_OUT, SQLSRV_PHPTYPE_INT) //$cou...
$conn = sqlsrv_connect($dbServer, $connectionInfo); $query = "SELECT * FROM [users] WHERE [name] = ? AND [password] = ?"; $params = array("joebloggs", "pa55w0rd"); $stmt = sqlsrv_query($conn, $query, $params); If you plan on using the same query statement more...
There are 3 main ways to fetch results from a query: sqlsrv_fetch_array() sqlsrv_fetch_array() retrieves the next row as an array. $stmt = sqlsrv_query($conn, $query); while($row = sqlsrv_fetch_array($stmt)) { echo $row[0]; $var = $row["name"]; //... } sqlsrv_fetch...
When a query goes wrong, it is important to fetch the error message(s) returned by the driver to identify the cause of the problem. The syntax is: sqlsrv_errors([int $errorsOrWarnings]); This returns an array with: KeyDescriptionSQLSTATEThe state that the SQL Server / OBDC Driver is incodeThe S...
Create this class : public class InputFilterMinMax implements InputFilter { private int min, max; public InputFilterMinMax(int min, int max) { this.min = min; this.max = max; } public InputFilterMinMax(String min, String max) { this.min = Integer...
When first introduced, AsyncTasks were executed serially on a single background thread. Starting with DONUT, this was changed to a pool of threads allowing multiple tasks to operate in parallel. Starting with HONEYCOMB, tasks are executed on a single thread to avoid common application errors caused ...
Intro An array is a container object that holds a number of values. In the following image you can see an array with size 10, the first element indexed 1 and the last element 10. Autohotkey offers a few ways of defining and creating arrays. Array := [] Array := Array() Creating and initia...
if(A_TimeIdlePhysical > 60000) { ; 60,000 milliseconds WinClose, ahk_class Chrome_WidgetWin_1 MsgBox, Google Chrome was closed due to user inactivity. } This check could be done periodically, e.g. using SetTimer.

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