Tutorial by Topics: ion

<element v-if="condition"></element> //v-if <element v-if="condition"></element><element v-else="condition"></element> //v-if | v-else <template v-if="condition">...</template> //templated v-if <element ...

This topic discusses how encryption and decryption works in Android.

Type conversion is converting one type of data to another type. It is also known as Type Casting. In C#, type casting has two forms: Implicit type conversion - These conversions are performed by C# in a type-safe manner. For example, are conversions from smaller to larger integral types and conve...

UIUserNotificationSettings.types: UIUserNotificationType // A bitmask of the notification types that your app is allowed to use UIUserNotificationSettings.categories: Set // The app’s registered groups of actions ParameterDescriptionuserInfoA dictionary that contains remote notification inf...

KVC :- Key-Value Coding Normally instance variables are accessed through properties or accessors but KVC gives another way to access variables in form of strings. In this way your class acts like a dictionary and your property name for example “age” becomes key and value that property holds becom...

Recursive sub-query factoring is available in Oracle 11g R2.

SQL injection is an attempt to access a website's database tables by injecting SQL into a form field. If a web server does not protect against SQL injection attacks, a hacker can trick the database into running the additional SQL code. By executing their own SQL code, hackers can upgrade their accou...

Google Visualization provides a flexible javascript-based framework for creating a wide variety of interactive charts that can be embedded on webpages. Those chart types include: Geo Charts Scatter Charts Column Charts Bar Charts Histograms Combo Charts Area Charts Stepped Area Charts L...

Official docs explains playbook conditionals. http://docs.ansible.com/ansible/playbooks_conditionals.html Ansible (github) https://github.com/marxwang/ansible-learn-resources

A function in the *apply family is an abstraction of a for loop. Compared with the for loops *apply functions have the following advantages: Require less code to write. Doesn't have an iteration counter. Doesn't use temporary variables to store intermediate results. However for loops are m...