Tutorial by Examples: t

Controller Function Controller function is nothing but just a JavaScript constructor function. Hence, when a view loads the function context(this) is set to the controller object. Case 1 : this.constFunction = function() { ... } It is created in the controller object, not on $scope. views can ...

Openfire setup it's based on a combination of xml configuration and database entries. After first installation, run Openfire will leads to deploy a web administration panel listening on port 9090. Endpoint to access it's typically on http://machinenamewhereinstalled:9090 and flagged on Openfire's lo...

Why do we need it? Content extension helps us to create custom user interface upon notification expanasion. You use this framework to define an extension that receives the notification data and provides the corresponding visual representation. Your extension can also respond to custom actions asso...

In xCode Navigator window go to Targets section. Press Add New Target. Select Notification Content Extension template: In your info.plist file set the identifier for UNNotificationExtensionCategory key: NSExtensionAttributes: UNNotificationExtensionCategory (Required) The value of t...

There are variety of gsp tags available which can be used to create forms, textfield, radio buttons, check boxes, if-else, for each etc. <g:if> <g:if test="${session.role == 'admin'}"> <%-- show administrative functions --%> </g:if> <g:else> <%-...

Pack your com.stackoverflow.${whatever} clases on a jar called stackoverflow.jar Create folder com/stackoverflow/main on ${WILDFLY_HOME}/modules Put the jar on the last dir Create a file called module.xml with the following content: <?xml version="1.0" encoding="UTF-8"...

For some reason you develop a new version of com.stackoverflow (say version 1.1), then you should: Create folder com/stackoverflow/1.1 on ${WILDFLY_HOME}/modules Put the new jar on last dir Create file module.xml on last dir with the following content <?xml version="1.0" encodin...

By default modules are placed on ${WILDFLY}/modules directory but you can have more directories with modules, just edit your standalone.conf (or standalone.conf.bat if you are on Microsoft Windows) and properly set the variable JBOSS_MODULEPATH For example in Unix/Linux/MacOSX: JBOSS_MODULEPATH=&q...

A common mistake is to forget surrounding compound function arguments with parentheses, leading to type errors. # string_of_int 1+1;; Error: This expression has type string but an expression was expected of type int This is because of the precedence. In fact, the above evaluates to # (string...

Redis provides the SCAN command to iterate over the keys in the database matching a particular pattern. Redis supports glob style pattern matching in the SCAN command. The SCAN command provides a cursor-based iterator over the Redis keyspace. The iterative call sequence to SCAN starts with the us...

Detailed instructions on getting talend set up or installed.

The redis-py client provides two classes StrictRedis and Redis to establish a basic connection to a Redis database. The Redis class is provided for backwards compatibility and new projects should use the StrictRedis class. One of the recommended ways to establish a connection, is to define the con...

file_unzip = 'filename.zip' unzip = zipfile.ZipFile(file_unzip, 'r') unzip.extractall() unzip.close()

file_untar = 'filename.tar.gz' untar = tarfile.TarFile(file_untar) untar.extractall() untar.close()

Generic type parameters are commonly defined at the class or interface level, but methods and (rarely) constructors also support declaring type parameters bound to the scope of a single method call. class Utility // no generics at the class level { @SafeVarargs public static <T> T ...

The VisibleExp property is a boolean expression, that determines if given tab is visible (when logical expression is TRUE) or hidden. You specify VisibleExp property for PXTab controls in Aspx page: <px:PXTabItem Text="Credit Card Processing Info" BindingContext="form" ...

Unlike the VisibleExp property, defined in Aspx, you manipulate AllowSelect property of a data view though BLC or BLC extension code. The AllowSelect property makes it possible to use more complex boolean expressions (in comparison to the VisibleExp property) and, if necessary, retrieve additional i...

Several commands allow you to work with Strings representing integer values. A user can set the integer value of a key using the command: SET intkey 2 The set command will create the key if necessary or update it if it already exists. The value of an integer key can be updated on the server us...

Note: The output.library and name (in DllPlugin) must be the same. const path = require('path'); const webpack = require('webpack'); const ExtractTextPlugin = require('extract-text-webpack-plugin'); const extractCSS = new ExtractTextPlugin('vendor.css'); const isDevelopment = process.env.NODE_E...

Starting JShell Before trying to start JShell, make sure your JAVA_HOME environment variable points to a JDK 9 installation. To start JShell, run the following command: $ jshell If all goes well, you should see a jshell> prompt. Exiting JShell To exit JShell, run the following command from...