Tutorial by Topics: se

Oracle is a relational database management system (RDBMS) originally built by Larry Ellison, Bob Miner, and Ed Oates in the late 70s. It was intended to be compatible with IBM's System R. VersionRelease DateVersion 1 (unreleased)1978-01-01Oracle V21979-01-01Oracle Version 31983-01-01Oracle Ver...

_Generic ( assignment-expression , generic-assoc-list ) ParameterDetailsgeneric-assoc-listgeneric-association OR generic-assoc-list , generic-associationgeneric-associationtype-name : assignment-expression OR default : assignment-expression All type qualifiers will be dropped during the ...

class twilio.rest.resources.Messages(*args, **kwargs) ParameterDetailsto (str)The destination phone number.from_ (str)The phone number sending this message (must be a verified Twilio number)body (str)The message you want to send, limited to 160 characters.status_callbackA URL that Twilio wil...

Classes and IDs make referencing HTML elements from scripts and stylesheets easier. The class attribute can be used on one or more tags and is used by CSS for styling. IDs however are intended to refer to a single element, meaning the same ID should never be used twice. IDs are generally used with J...

CREATE {DATABASE | SCHEMA} [IF NOT EXISTS] db_name [create_specification] /// To create database DROP {DATABASE | SCHEMA} [IF EXISTS] db_name /// To drop database ParameterDetailsCREATE DATABASECreates a database with the given nameCREATE SCHEMAThis is a synonym for CREATE DATABASEIF NOT E...

CSS selectors identify specific HTML elements as targets for CSS styles. This topic covers how CSS selectors target HTML elements. Selectors use a wide range of over 50 selection methods offered by the CSS language, including elements, classes, IDs, pseudo-elements and pseudo-classes, and patterns. ...

undef # False '' # Defined, False 0 # Defined, Has Length, False '0' # Defined, Has Length, False Perl does not have a boolean data type, nor does it have any true and false keywords like many other languages. However, every scalar value will evaluate to true or false when evalu...

A database snapshot is a read-only, static view of a SQL Server database which is transactionally consistent with the source database as of the moment of the snapshot's creation. A database snapshot always resides on the same server instance as its source database. As the source database is updat...

As with other relational database systems, SQL Server exposes metadata about your databases. This is provided through the ISO Standard INFORMATION_SCHEMA schema, or the SQL Server-specific sys catalog views.

Scollector can be used to monitor processes and services in Windows and Linux. Some processes like IIS application pools are monitored automatically, but usually you need to specify which processes and services you want to monitor.

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Bitwise operations alter binary strings at the bit level. These operations are incredibly basic and are directly supported by the processor. These few operations are necessary in working with device drivers, low-level graphics, cryptography, and network communications. This section provides useful k...

http.ServeMux provides a multiplexer which calls handlers for HTTP requests. Alternatives to the standard library multiplexer include: Gorilla Mux

Cat *cat = [[Cat alloc] init]; // Create cat object of type Cat Dog *dog = [[Dog alloc] init]; // Create dog object of type Dog NSObject *someObject = [NSObject alloc]; [someObject init]; // don’t do this XYZObject *object = [XYZObject new]; // Use new to create objects if NO arguments...

Java provides a mechanism, called object serialization where an object can be represented as a sequence of bytes that includes the object's data as well as information about the object's type and the types of data stored in the object. After a serialized object has been written into a file, it can ...

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

Firebase is a Backend as a Service (Baas) very useful for mobile app development. It provides many features like Authentication & Security, Realtime Database & File Storage, Analytics, Push Notifications, AdMod and many others It provides the SDK for Android, iOS, Web, NodeJS, C++ and Ja...

INSERT [LOW_PRIORITY | DELAYED | HIGH_PRIORITY] [IGNORE] [INTO] tbl_name [PARTITION (partition_name,...)] [(col_name,...)] {VALUES | VALUE} ({expr | DEFAULT},...),(...),... [ ON DUPLICATE KEY UPDATE col_name=expr [, col_name=expr] ... ] INSERT [LOW_PRIORITY | DELAYED | HIGH_PRIORITY...

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

Pseudo-elements, just like pseudo-classes, are added to a CSS selectors but instead of describing a special state, they allow you to scope and style certain parts of an html element. For example, the ::first-letter pseudo-element targets only the first letter of a block element specified by the sel...