Database Design Rule Description Value Source Problem Description 1 Excessive sorting and RID lookup operations   should be reduced with covered indexes. Sys.dm_exec_sql_text Sys.dm_exec_cached_plans Large data warehouse can benefit from more   index…

Database Design Rule Description Value Source Problem Description 1 High Frequency queries having a high number of   table joins. >4 Sys.dm_exec_sql_text Sys.dm_exec_cached_plans High frequency queries with lots of joins can be   too normalized for h…

Part 1: not disposing a subscription Judging by the number of talks, articles and discussions related to reactive programming in Swift, it looks like the community has been taken by the storm. It's not that the concept of reactiveness itself is a new…

Android Lint Checks Here are the current list of checks that lint performs as of Android Studio 2.3 dev:     Correctness ===========   AdapterViewChildren ------------------- Summary: AdapterViews cannot have children in XML   Priority: 10 / 10 Sever…

What is WPF? WPF (Windows Presentation foundation) is a graphical subsystem for displaying user interfaces, documents, images, movies etc in windows application. What is the need of WPF when we had windows forms? Hide    Copy Code Remember: - ABCDEFG…

https://developer.apple.com/library/content/documentation/GraphicsImaging/Conceptual/CoreImaging/ci_tasks/ci_tasks.html#//apple_ref/doc/uid/TP30001185-CH3-TPXREF101 Processing images means applying filters-an image filter is a piece of software that…

Final Version 1.1 Date Issued:            13 March 2012 Latest version:         http://www.imsglobal.org/lti/ IPR and Distribution Notices Recipients of this document are requested to submit, with their comments, notification of any relevant patent c…

1.Optional and Named Parameters calls these methods can optionally not specify some of the arguments, thereby accepting the default values. when you call a method, you can specify arguments by using the name of their parameters. When you pass argumen…

https://dzone.com/refcardz/csharp C#Development 13 Things Every C# Developer Should Know Written by Jon JarboeSenior Technical Manager, Coverity Gives 13 useful tips and references for using C#, a simple, modern, general purpose, object-oriented, mul…

https://msdn.microsoft.com/en-us/sync/bb887623 Introduction to Microsoft Sync Framework File Synchronization Provider Introduction Microsoft Sync Framework is a comprehensive综合 synchronization同步 platform that enables collaboration合作 and offline scena…