Tutorial by Topics: le

Garbage Collection (GC) is a way of automatically reclaiming memory that is occupied by objects that are no longer needed by a program. This is in contrast with manual memory management where the programmer explicitly specifies which objects should be deallocated and returned to memory. Good GC-s...

In this topic I would like to mention all possible global variables which can be used in Apex code. Like [UserInfo Class][1]. I suggest we just list a global classes/variables and links. If you know about a global class/variable but can't find a documentation, please provide as much informati...

Buttons can be one of the most frustrating parts of email development, but they can be built with code instead of images and still display well in all major email clients. When built in HTML/CSS, a button will display in all email clients even with images off. Both the content and style of each butt...

As the name implies, vector drawables are based on vector graphics. Vector graphics are a way of describing graphical elements using geometric shapes. This lets you create a drawable based on an XML vector graphic. Now there is no need to design different size image for mdpi, hdpi, xhdpi and etc. W...

When you receive an error: "Microsoft Access has encountered a problem and needs to close", there is often not a lot of information to help you identify the cause of the error. Below are a series of steps you can take to troubleshoot the cause of the errors. Be sure to remove other vari...

Pyglet is a Python module used for visuals and sound. It has no dependencies on other modules. See [pyglet.org][1] for the official information. [1]: http://pyglet.org

This Simple Google App Web Script (Standalone) allows Google Drive to be repeated polled for files to be downloaded to the user's local PC. Shows how to use one app script to provide the function of both the: 1. User interface (a simple one in this example) 2. The file download page. For a fu...

This topic will introduce you to some of the basic cmdlets used within the Active Directory Module for PowerShell, for manipulating Users, Groups, Computers and Objects. Please remember that PowerShell's Help System is one of the best resources you can possibly utilize. Get-Help Get-ADUser -Full...

Given Below are the examples to show how bootstrap model can be shown and how to manage title main content and footer. This topic is created to demonstrate different ways of showing and easily managing bootstrap model.

While some existing JavaScript libraries have type definition files, there are many that don't. TypeScript offers a couple patterns to handle missing declarations.

The article describes the different environments in which data can reside and the characteristics of both the data and the environment at each stage of the data life cycle.

A UIRefreshControl object provides a standard control that can be used to initiate the refreshing of a table view’s contents. You link a refresh control to a table through an associated table view controller object. The table view controller handles the work of adding the control to the table’s visu...

WCSessionDelegate works with watch OS2 + using WatchConnectivity. var watchSession : WCSession? func startWatchSession(){ if(WCSession.isSupported()){ watchSession = WCSession.default() watchSession!.delegate = self ...

How to import data from an existing Excel or CSV file.

ConfigSlurper allows you to use another groovy script as a config file for your script instead of using, for example, a .properties file. You can do interesting configurations with typed properties and you don't need to convert from string. You can use lists, maps or a value based on some calcul...

LeftAndMain is more of a lower-level API and not often required due to the existence of ModelAdmin. However if you wanted to create a custom user interface that did not necessarily require the functionality of ModelAdmin in the administration panel for your module, than LeftAndMain is where you woul...

configure_file is a CMake function for copying a file to another location and modify its contents. This function is very useful for generating configuration files with paths, custom variables, using a generic template. Copy a file to another location and modify its contents. configure_file(&l...

Often you need to execute commands under a different user or get root privileges. Those options allow you to become another user in the guest system. become: can be set to true or yes and triggers the user escalation settings. become_user: set to the desired user in the remote host. become_metho...