Tutorial by Examples: reat

Using a list object you can create a fully functional generic Stack with helper methods such as peeking and checking if the stack is Empty. Check out the official python docs for using list as Stack here. #define a stack class class Stack: def __init__(self): self.items = [] ...

Smack (Java) Using Smack 4.1 It is recommended to include Smack as Maven dependency in your project (e.g. by using gradle or Maven). Otherwhise the following Smack artifacts/jars have to be added manually to the classpath: smack-core, smack-extensions, smack-experimental, smack-im, smnack-tcp,...

In the extension code you can use any chrome.* API if you decalared the required permissions. In addition, some API's works only from background pages, and some API's works only from content scripts. You can use most of chrome.tabs methods declaring any permissions. Now we focus on chrome.tabs.crea...

Temporary tables could be very useful to keep temporary data. Temporary tables option is available in MySQL version 3.23 and above. Temporary table will be automatically destroyed when the session ends or connection is closed. The user can also drop temporary table. Same temporary table name can b...

Create a font extension using the IDE. See the iReport or Jaspersoft Studio documentation for details. The font extension can also be created manually. What are font extensions? Using a textElement you can specify a font (if not specified default font SansSerif is used) <textElement> &...

To Initialize a session, you can simply load it in your controller, this us usually placed inside the controller constructs, but it also can be autoloaded into the array found inside application/config/autoload.php: $this->load->library('session');

Objective-C NSPredicate *predicate = [NSPredicate predicateWithBlock:^BOOL(id item, NSDictionary *bindings) { return [item isKindOfClass:[UILabel class]]; }]; Swift let predicate = NSPredicate { (item, bindings) -> Bool...

Objective-C NSPredicate *predicate = [NSPredicate predicateWithFormat: @"self[SIZE] = %d", 5)]; Swift let predicate = NSPredicate(format: "self[SIZE] >= %d", 5) In this example, the predicate will match items that are arrays with length of at least 5.

An NSPredicate can use substitution variables to allow values to be bound on the fly. Objective-C NSPredicate *template = [NSPredicate predicateWithFormat: @"self BEGINSWITH $letter"]; NSDictionary *variables = @{ @"letter": @"r" }; NSPredicate *beginsWithR = [templ...

There are a number of different methods that can be used to create the same type of expression. The expressions intro mentioned the :() syntax. Perhaps the best place to start, however is with strings. This helps to reveal some of the fundamental similarities between expressions and strings in Ju...

CREATE SCHEMA dvr AUTHORIZATION Owner CREATE TABLE sat_Sales (source int, cost int, partid int) GRANT SELECT ON SCHEMA :: dvr TO User1 DENY SELECT ON SCHEMA :: dvr to User 2 GO

$basic_post_args = array( 'post_title' => 'My Basic Post', 'post_content' => 'This is a basic content', 'post_status' => 'publish', 'post_author' => 1, 'post_category' => array(8, 59) ); wp_insert_post( $basic_post_args );

$basic_page_args = array( 'post_title' => 'My Basic Page', 'post_content' => 'This is a basic content', 'post_type' => 'page', 'post_status' => 'publish', 'post_author' => 1 ); wp_insert_post( $basic_page_args );

Method 1: proc sql; create table foo like sashelp.class; quit; Method 2: proc sql; create table bar as select * from sashelp.class (obs=0); quit; Method 1 should be the preferred option

Log on to the Azure classic portal. In the left navigation pane of the portal, click Service Bus. In the lower pane of the portal, click Create. In the Add a new namespace dialog, enter a namespace name. The system immediately checks to see if the name is available. After...

Log on to the Azure classic portal. In the left navigation pane of the portal, click Service Bus. Select the namespace that you would like to create the queue in. In this case, it is “mytestns1.” Select Queues. Select New in the bottom left corner, then select Quick Creat...

To create a new project use the following command (HelloWorld is the name of the project and play-java is the template) $ ~/activator-1.3.10-minimal/bin/activator new HelloWorld play-java You should get an output similar to this one Fetching the latest list of templates... OK, application &...

Helpers should extend from Mage_Core_Helper_Abstract: # File: app/code/local/Vendor/Package/Helper/Data.php class Vendor_Package_Helper_Data extends Mage_Core_Helper_Abstract { public function multiply($a, $b) { return $a * $b; } } To be able to access is via Mage::hel...

Radio Buttons allow you to let the user choose one element of those given. There are two ways to declare a RadioButton with a text besides it. Either by using the default constructor RadioButton() and setting the text with the setText(String) method or by using the other constructor RadioButton(Stri...

Open Storyboard where you have your ViewController with TableView: Add prototype cell (if there is no cell added before): Customize cell as you want (in my case there is custom UIImage and Label): Remember to set height of the cell. To do it select your whole TableView and from the Properties...