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StackExchange.Redis's profiling features are composed of the IProfiler interface, and the ConnectionMultiplexer.RegisterProfiler(IProfiler), ConnectionMultiplexer.BeginProfiling(object), ConnectionMultiplexer.FinishProfiling(object) methods. Begin and Finish profiling take a context object so tha...

The nameof operator allows you to get the name of a variable, type or member in string form without hard-coding it as a literal. The operation is evaluated at compile-time, which means that you can rename a referenced identifier, using an IDE's rename feature, and the name string will update with i...

public type name[ = value]; private type name[ = value]; protected type name[ = value]; type name[ = value]; public class name{ class name{ From the Java tutorial: Access level modifiers determine whether other classes can use a particular field or invoke a particular method. There a...

This is a set of examples highlighting basic usage of SQL Server. VersionRelease DateSQL Server 20162016-06-01SQL Server 20142014-03-18SQL Server 20122011-10-11SQL Server 2008 R22010-04-01SQL Server 20082008-08-06SQL Server 20052005-11-01SQL Server 20002000-11-01

SELECT column_1 [, column_2 ] FROM table_1 ORDER BY order_column LIMIT row_count [OFFSET row_offset] SELECT column_1 [, column_2 ] FROM table_1 ORDER BY order_column LIMIT [row_offset,] row_count "Limit" could mean "Max number of rows in a table". "Offset&q...

Units at Runtime Units of Measure are used only for static checking by the compiler, and are not available at runtime. They cannot be used in reflection or in methods like ToString. For example, C# gives a double with no units for a field of type float<m> defined by and exposed from an ...

The official Retrofit page describes itself as A type-safe REST client for Android and Java. Retrofit turns your REST API into a Java interface. It uses annotations to describe HTTP requests, URL parameter replacement and query parameter support is integrated by default. Additionally, it provides ...

Using version control software like Git may be a little scary at first, but its intuitive design specializing with branching helps make a number of different types of workflows possible. Pick one that is right for your own development team.

a[start:end] # items start through end-1 a[start:] # items start through the rest of the array a[:end] # items from the beginning through end-1 a[start:end:step] # start through not past end, by step a[:] # a copy of the whole array source lst[::-1] gives you a revers...

response() responseData() responseString(encoding: NSStringEncoding) responseJSON(options: NSJSONReadingOptions) responsePropertyList(options: NSPropertyListReadOptions) ParameterDetailsMethod.OPTIONS, .GET, .HEAD, .POST, .PUT, .PATCH, .DELETE, .TRACE, .CONNECTURLStringURLStringConvertib...

An error 1009 is a general error that arises when you are trying to receive a value out of a variable or property that has a value of null. The examples provided expose various cases where this error arises, together with some recommendations on how to mitigate the error. The dreaded and often ask...