Tutorial by Examples: i

@SessionScoped public class SessionScopedClass implements Serializable { //This class gets constructed once per session, and is shared among all CDI-managed classes within that session. Notice that it implements Serializable, since the instance will get put on the session. @Inject ...
SCRIPT_DEBUG is a related constant that will force WordPress to use the "dev" versions of core CSS and JavaScript files rather than the minified versions that are normally loaded. This is useful when you are testing modifications to any built-in .js or .css files. Default is false. //enab...
The SAVEQUERIES definition saves the database queries to an array and that array can be displayed to help analyze those queries. The constant defined as true causes each query to be saved, how long that query took to execute, and what function called it. NOTE: This will have a performance impact on...
The following code, inserted in your wp-config.php file, will log all errors, notices, and warnings to a file called debug.log in the wp-content directory. It will also hide the errors so they do not interrupt page generation. // Enable WP_DEBUG mode define( 'WP_DEBUG', true ); // Enable Debug...
Add the rx-android dependency as well as a current version of rx-java to the build.gradle. Because RxAndroid releases are few and far between, it is recommended you also explicitly depend on RxJava's latest version for bug fixes and new features. Rx1 compile 'io.reactivex:rxandroid:1.2.1' co...
:wqall Exiting multiple files with saving contents :qall! Exiting multiple files without saving contents
Once you have installed Visual Studio from https://www.visualstudio.com/downloads/, start a new project. Select 'Windows Forms Application' from Visual Basic Tab. You can rename it here if you need to. Once you click 'OK', you will see this window: Click on the 'Toolbo...
Bridge Mode $ docker run –d –-name my_app -p 10000:80 image_name Note that we did not have to specify --net=bridge because this is the default working mode for docker. This allows to run multiple containers to run on same host without any assignment of dynamic port. So BRIDGE mode avoids the por...
Dialog dlg; DialogGroup dGrp; DialogField dfName; dlg = new Dialog("Trivial Dialog"); dGrp = dlg.addGroup("A Group"); dfName = dlg.addField(extendedTypeStr(Name)); if (dlg.run()) { info(dfName.value()); } Extended data types have to be wrapped in a call to ext...
Dialog dlg; DialogGroup dGrp; DialogField dfCustomer; dlg = new Dialog("Simple Dialog"); dGrp = dlg.addGroup("A Group"); dfCustomer = dlg.addField(extendedTypeStr(CustAccount)); if (dlg.run()) { info(dfCustomer.value()); } Because CustAccount is linked to the ...
Dialog dlg; DialogGroup dGrp; DialogField dfGender; dlg = new Dialog("Enum Dialog"); dGrp = dlg.addGroup("A Group"); dfGender = dlg.addField(enumStr(Gender), "Your Gender"); if (dlg.run()) { info(dfGender.value()); } Enums have to be wrapped inside a...
Dialog dlg; DialogGroup dGrp; DialogField dialogField; dlg = new Dialog("Evil Dialog"); dGrp = dlg.addGroup("A Group"); dialogField = dlg.addFieldValue(extendedTypeStr(NoYesId), NoYes::Yes, "I hereby sell my soul"); if (dlg.run()) { info(dialogField.valu...
Required package structure XML activity_login <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent" android:gravity="center_vertical" android...
In C, pointers can be cast to a void*, which needs an explicit cast in C++. The following is illegal in C++, but legal in C: void* ptr; int* intptr = ptr; Adding an explicit cast makes this work, but can cause further issues.
In C++, you may not skip initializations with goto or switch. The following is valid in C, but not C++: goto foo; int skipped = 1; foo; These bugs may require redesign.
Detailed instructions on getting DotNetNuke set up or installed.
The Manifest file in DNN provides the framework with the information necessary to install and register a module. Here's a sample Manifest file for the dnnSimpleArticle module. <dotnetnuke type="Package" version="5.0"> <packages> <package name="dnnsimp...
// db.js const mysql = require('mysql'); const pool = mysql.createPool({ connectionLimit : 10, host : 'example.org', user : 'bob', password : 'secret', database : 'my_db' }); module.export = { getConnection: (callback) => { retu...
Elixir allows you to add aliases for your mix commands. Cool thing if you want to save yourself some typing. Open mix.exs in your Elixir project. First, add aliases/0 function to the keyword list that the project function returns. Adding () at the end of the aliases function will prevent compiler...
Detailed instructions on getting sharedpreferences set up or installed.

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