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Free download of Graph Databases, the definitive book on graph databases, written by Ian Robinson, Jim Webber and Emil Eifrem, and published by O'Reilly Media.

Getting started with SQL, Identifier, Data Types, NULL, Example Databases and Tables, SELECT, GROUP BY, ORDER BY, AND & OR Operators, CASE, LIKE operator, IN clause, Filter results using WHERE and HAVING, SKIP TAKE (Pagination), EXCEPT, EXPLAIN and DESCRIBE and EXISTS CLAUSE

Getting started with Python Language, Python Data Types, Indentation, Comments and Documentation, Date and Time, Date Formatting, Enum, Set, Simple Mathematical Operators, Bitwise Operators, Boolean Operators, Operator Precedence, Variable Scope and Binding, Conditionals and Loops

Getting started with PowerShell, Variables in PowerShell, Operators, Special Operators, Basic Set Operations, Conditional logic, Loops, Switch statement, Strings, HashTables, Working with Objects, PowerShell Functions, PowerShell Classes, PowerShell Modules and PowerShell profiles

Getting started with Node.js, npm, Web Apps With Express, Filesystem I/O, Exporting and Consuming Modules, Exporting and Importing Module in node.js, How modules are loaded, Cluster Module, Readline, package.json, Event Emitters, Autoreload on changes, Environment, http and async.js

Getting started with Microsoft SQL Server, Data Types, Converting data types, User Defined Table Types, SELECT statement, Alias Names in SQL Server, NULLs, Variables, Dates, Generating a range of dates, Database Snapshots, COALESCE, IF...ELSE, CASE Statement, INSERT INTO and MERGE

Getting started with Java Language, Type Conversion, Getters and Setters, Reference Data Types, Java Compiler - 'javac', Documenting Java Code, Command line Argument Processing, The Java Command - 'java' and 'javaw', Literals, Primitive Data Types, Strings, StringBuffer and Date Class

Getting started with C# Language, Literals, Operators, Conditional Statements, Equality Operator, Equals and GetHashCode, Null-Coalescing Operator, Null-conditional Operators, nameof Operator, Verbatim Strings, Common String Operations, String.Format, String Concatenate and Arrays

Getting started with CSS, Structure and Formatting of a CSS Rule, Comments, Selectors, Backgrounds, Centering, The Box Model, Margins, Padding, Border, Outlines, Overflow, Media Queries, Floats, Typography, Flexible Box Layout (Flexbox), Cascading and Specificity, Colors and Grid

Getting started with Bash, Script shebang, Navigating directories, Listing Files, Using cat, Grep, Aliasing, Jobs and Processes, Redirection, Control Structures, true, false and : commands, Arrays, Associative arrays, Functions, Bash Parameter Expansion, Copying (cp), Find and Math

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GitLab.com

GitLab.com