Tutorial by Topics: o

func (t T) exampleOne(i int) (n int) { return i } // this function will receive copy of struct func (t *T) exampleTwo(i int) (n int) { return i } // this method will receive pointer to struct and will be able to modify it

Operators are listed top to bottom, in descending precedence. Operators with the same number have equal precedence and the same associativity. :: The postfix operators: [] () T(...) . -> ++ -- dynamic_cast static_cast reinterpret_cast const_cast typeid The unary prefix operators: ++ -- * ...

constexpr is a keyword that can be used to mark a variable's value as a constant expression, a function as potentially usable in constant expressions, or (since C++17) an if statement as having only one of its branches selected to be compiled. The constexpr keyword was added in C++11 but for a...

Content of controls can be localized using Resource files, just as this is possible in classes. For XAML there is a specific syntax, that is different between a C# and a VB application. The steps are: For any WPF project: make the resource file public, the default is internal. For C# WPF proj...

The Flash concept is taken from Ruby on Rails and provides a way to pass temporary objects between the user views generated by the faces lifecycle. As in Rails, anything one places in the flash will be exposed to the next view encountered by the same user session and then cleared out. It is import...

There is no inherent answer in C# to this - so called - need. Nonetheless there are workarounds to satisfy this need. The reason I qualify the need as "so called" is that we only need methods with 2 or more than 2 values to return when we violate good programming principals. Especially ...

browser.pause() browser.debugger() This section explains how we can debug protractor tests.

The Elvis operator evaluates based on Groovy-Truth of the condition-part.

If you're going to run your project on another computer, you'll need to generate a new API key for it, because SHA-1 fingerprints will not match for different build machines. You can explore the project, described in example Adding a map in Xamarin.Forms here

This method is used to check weather WI-Fi is connected or not. isNetworkAvailable() : To check if Internet available on device ParameterDetailContextA reference of Activity context If internet connected then method will return true or false.

newInstance : To create single instance of Facebook helper class. loginUser : To login user. signOut : To log out user. getCallbackManager : To get callback for Facebook. getLoginCallback : To get callback for Login. getKeyHash : To generate Facebook Key Hash. ParameterDetailsTAGA Strin...