Tutorial by Topics: t

As database tables grow, it's often useful to limit the results of queries to a fixed number or percentage. This can be achieved using SQL Server's TOP keyword or OFFSET FETCH clause. ParameterDetailsTOPLimiting keyword. Use with a number.PERCENTPercentage keyword. Comes after TOP and limiting ...

A set is a collection of items which can be anything. Whatever operator we need to work on these sets are in short the set operators and the operation is also known as set operation. Basic set operation includes Union, Intersection as well as addition, subtraction, etc. Group-Object Gr...

ParameterDescriptionpath_or_bufstring or file handle, default None File path or object, if None is provided the result is returned as a string.sepcharacter, default ‘,’ Field delimiter for the output file.na_repstring, default ‘’ Missing data representationfloat_formatstring, default None Format st...

import itertools

filter: none (default value) filter: initial (defaults to none); filter: inherit (defaults to parent value); filter: blur(px) filter: brightness(number | %) filter: contrast(number | %) filter: drop-shadow(horizontal-shadow-px vertical-shadow-px shadow-blur-px shadow- - spread color) filte...

The global.json file is extremely powerful and unique to .NET Core and ASP.NET Core applications.

CREATE ROLE name [ [ WITH ] option [ ... ] ] CREATE USER name [ [ WITH ] option [ ... ] ] where option can be: SUPERUSER | NOSUPERUSER | CREATEDB | NOCREATEDB | CREATEROLE | NOCREATEROLE | CREATEUSER | NOCREATEUSER | INHERIT | NOINHERIT | LOGIN | NOLOGIN | CONNECTION LIMIT connlimit | ...

Localization is feature provided by iOS which translates your app into multiple language.For Localisation,Internationalization is necessary.Internationalization is process of making iOS app able to adapt different culture,language and regions.

xmlns:fx="http://javafx.com/fxml"       // namespace declaration

myApp.controller('MyController', function($scope) { ... }); // non-minified code myApp.controller('MyController', ['$scope', function($scope) { ... }]); //support minification function MyController(){} MyController.$inject = ['$scope']; myApp.controller('MyController', MyController)...

With pthreads v3 pthreads can only be loaded when using the cli SAPI, thus it is a good practice to keep the extension=pthreads.so directive in php-cli.ini ONLY, if you are using PHP7 and Pthreads v3. If you are using Wamp on Windows, you have to configure the extension in php.ini : Open php...

To select rows with out duplicates change the WHERE clause to "RowCnt = 1" To select one row from each set use Rank() instead of Sum() and change the outer WHERE clause to select rows with Rank() = 1

Extension methods are methods (Sub or Function) that add functionality to a Type (which may be a Reference Type or a Value Type). These Types may or may not be owned by you. They may or may not be in the same assembly as the Type they are intended to modify. You can allow an opt-in to your exte...

This section provides an overview of what linq-to-sql is, and why a developer might want to use it. It should also mention any large subjects within linq-to-sql, and link out to the related topics. Since the Documentation for linq-to-sql is new, you may need to create initial versions of those r...

DataFrame is a data structure provided by pandas library,apart from Series & Panel. It is a 2-dimensional structure & can be compared to a table of rows and columns. Each row can be identified by an integer index (0..N) or a label explicitly set when creating a DataFrame object. Each colu...