228 Debugging courses

COMPLETE VB.NET TRAINING COURSE DESCRIPTION A hands on introduction to programming in Visual BASIC .Net. WHAT WILL YOU LEARN * Build Visual BASIC applications. * Build simple components * Debug Visual BASIC programs. * Examine existing code and determine its function. COMPLETE VB.NET TRAINING COURSE DETAILS * Who will benefit: Anyone wishing to program in Visual BASIC. Anyone wishing to build Windows based applications. * Prerequisites: None although experience in another high level language would be useful. * Duration 5 days COMPLETE VB.NET TRAINING COURSE CONTENTS * Writing your first program Visual Studio, forms designer, running VB programs, the UI, properties, writing the code. * Toolbox Controls Basic use, input controls, ActiveX controls. * Menus and Dialog Boxes Menus, Dialog Box controls, event procedures. * Visual Basic .NET variables and operators Variables, I/O, data types, constants, operators, Math Methods, precedence. * Decision Structures and Loops and Timers Event-Driven programming, If…Then, Select Case, For…Next Loops, Timer Control. * Debugging Visual Basic .NET Programs Break Mode, watch & command windows. * Structured Error Handling Try...Catch, Finally, Err Object, retry periods. * Modules and Procedures Standard modules, public variables, procedures. * Arrays and Collections to Manage Data Fixed-Size & dynamic Arrays, ReDim Preserve, object collections, Controls Collection. * Text Files and String Processing Text Box object, Text String methods, sorting. * Automating Office Applications Application objects, automation in VB, the Object Browser, the Process Component. * Deploying Visual Basic .NET Applications Planning a deployment, ways to deploy an application, deployment projects, options. * Managing Windows Forms Forms, positioning, manipulation, adding controls, organizing controls, Startup Object. * Adding Graphics and Animation Effects System.Drawing namespace, coordinates, SystemPaint Event, animation, transparency. * Inheriting Forms and Creating Base Classes Inheriting forms, inheritance picker, base classes and inheritance, classes in projects. * Working with Printers PrintDocument class, Text Box object, Print Preview and Page Setup Dialog Boxes. * Database programming with ADO.NET Databases, ADO.NET, Data Adapters, Datasets, Bound & Navigation Controls. Displaying database records, formatting DataGrid cells, updating the database. * Displaying HTML Documents Using IE IE Object, Internet Controls, IE Events. * Web Forms for Interactive Web Applications ASP.NET, Web Forms vs. Windows Forms, HTML controls, web applications, event procedures for web forms controls.

In this course, learn the C# programming fundamentals that are the building blocks of .NET programming, and build a solid foundation on the basics of C# programming language and coding constructs. No prior C# or .NET coding experience is required.

LINUX SHELL SCRIPTING TRAINING COURSE DESCRIPTION A practical introduction to writing scripts using the Bourne shell under any Linux operating system. Applicable for those using the Korn shell as well. WHAT WILL YOU LEARN * Read shell scripts. * Write shell scripts. * Use different types of quotes. * Recognise the role of shell scripts within the Linux system. LINUX SHELL SCRIPTING TRAINING COURSE DETAILS * Who will benefit: Programmers developing programs under UNIX. Administrators / support personnel who wish to find out more about the workings of Linux or write simple utility programs. * Prerequisites: Linux Fundamentals * Duration 2 days LINUX SHELL SCRIPTING TRAINING COURSE CONTENTS * Review of Linux fundamentals * Basic shell scripts What does the shell do? How are commands executed? Different shells. what is a shell script? Comments, creating shell scripts. * Variables Setting variables, using variables, set, scope, export, sourcing, environmental variables, read. * Positional parameters $0 to $9, $#, $* and others. shift parameter substitution. * Control statements The test command The if statement while loops for loops The case statement. * Special characters Redirection of errors, here documents, quoting. * Arithmetic in shell scripts The expr command. * System shell scripts * Screen handling The terminfo database, The tput command. * Advanced issues (optional session) Shell functions, getopts, xargs, debugging shell scripts, portability issues. Extras in the Korn shell. * Optimising shell scripts The time command, performance tips.

UNIX SHELL PROGRAMMING TRAINING COURSE DESCRIPTION This course has been designed as a follow on course for the XML primer course. The course looks at the use of XSLT in the transforming and styling XML documents. WHAT WILL YOU LEARN * Read shell scripts. * Write shell scripts. * Use different types of quotes. * Recognise the role of shell scripts within the UNIX system. UNIX SHELL PROGRAMMING TRAINING COURSE DETAILS * Who will benefit: Programmers developing programs under UNIX. Anyone working with XML. Administrators Support personnel who wish to find out more about the workings of UNIX or write simple utility programs. * Prerequisites: UNIX fundamentals Some programming experience would be useful although not essential. * Duration 2 days UNIX SHELL PROGRAMMING TRAINING COURSE CONTENTS * Review of UNIX fundamentals * Basic shell scripts What does the shell do? How are commands executed? Different shells. What is a shell script? Comments, creating shell scripts. * Variables Setting variables, using variables, set, scope, export, sourcing, environmental variables, read. * Positional parameters 0 to $9, $#, $* and others. shift parameter substitution. * Control statements The test command, The if statement, while loops, for loops, The case statement, Special characters, Redirection of errors, here documents, quoting. * Arithmetic in shell scripts The expr command. * System shell scripts * Screen handling The terminfo database The tput comand * Avanced issues (optional session) Shell functions, getopts, xargs, debugging shell scripts, portability issues. Extras in the Korn shell. * Optimising shell scripts The time command, performance tips.

DOCKER FOR ENGINEERS TRAINING COURSE DESCRIPTION Docker is the container platform of choice. This course covers how to use Docker to package your applications with all of their dependencies and then test, deploy, scale and support your containers. Hands on sessions follow all the major sessions. WHAT WILL YOU LEARN * Work with Docker images, containers and command line tools. * Deploy and test Docker containers. * Debug Docker containers. * Describe Docker networking, deployment tools, orchestration and security. DOCKER FOR ENGINEERS TRAINING COURSE DETAILS * Who will benefit: Anyone working with Docker. * Prerequisites: Introduction to virtualization. * Duration 2 days DOCKER FOR ENGINEERS TRAINING COURSE CONTENTS * Introduction The birth of Docker, the promise of Docker, what Docker isn't. * Docker at a glance Process simplification, broad support and adoption, architecture, getting the most from Docker, the Docker workflow. * Installing Docker Important terminology, Docker client, Docker server, test the setup. * Working with Docker images Anatomy of a Dockerfile, building an image, running your image, custom base images, storing images. * Working with Docker containers What are containers? creating a container, starting a container, auto-restarting a container, stopping a container, killing a container, pausing and unpausing a container, cleaning up containers and images, next steps. * Exploring Docker Printing the Docker version, server information, downloading image updates, inspecting a container, getting inside a running container, exploring the shell, returning a result, docker logs, monitoring Docker, exploration. * The path to production containers Deploying, testing containers. * Debugging containers Process output, process inspection, controlling processes, network inspection, image history, inspecting a container, filesystem inspection, moving along. * Docker at scale Docker swarm, centurion, amazon EC2 container service. * Advanced topics Pluggable backends, containers in detail, security, networking. * Designing your production container platform The twelve-factor app, the reactive manifesto. * Conclusion The challenges, the Docker workflow, minimizing deployment artifacts, optimizing storage and retrieval, the payoff, the final word.

MYSQL FOR DEVELOPERS TRAINING COURSE DESCRIPTION This MySQL Developers training course is designed for MySQL Developers who have a good understanding of a MySQL database and experience of using SQL commands. The course provides further practical experience in more advanced MySQL commands and SQL statements including Stored Routines, Triggers and Event Scheduling. WHAT WILL YOU LEARN * Provide the skills needed to write more advanced queries and database maintenance statements on a MySQL database. * Use advanced features of the MySQL Client. * Use advanced data types. * Manage the structure of databases and tables. * Manage and using indexes. * Write complex SQL query statements. * Use advanced SQL expressions. * Use advanced SQL functions. * Perform advanced Insert, Update, Delete, Replace and Truncate Operations. * Use user variable syntax and properties. * Import and export data from within MySQL. * Import and export data from the command line. * Perform complex joins to access multiple tables. * Perform complex subqueries. * Create, manage and us views. * Use prepared statements. * Create and use stored routines. * Create and use triggers. * Obtain database metadata. * Optimize queries. * Work with the main storage engines. * Debug MySQL applications. MYSQL FOR DEVELOPERS TRAINING COURSE DETAILS * Who will benefit: MySQL Developers who have a basic understanding of a MySQL database and SQL commands as covered on the Introduction to MySQL course. * Prerequisites: MySQL foundation * Duration 5 days MYSQL FOR DEVELOPERS TRAINING COURSE CONTENTS * Introduction Administration and Course Materials, Course Structure and Agenda, Delegate and Trainer Introductions. * Client/server concepts MySQL client/server architecture, Server modes, Using client programs, Logging in options, Configuration files, Precedence of logging in options Hands on Using client/server * The MySQL client program Using MySQL interactively, The MySQL prompts, Client commands and SQL statements, Editing, Selecting a database, Help, Safe updates, Using script files, Using a source file, Redirecting output into a file, Command line execution, Mysql output formats, Overriding the defaults, Html and xml output, MySQL Utilities. Hands on Using the MySQL client program * Data types Bit data type, Numeric data types, Auto_increment, Character string data types, Character sets and collation, Binary string data types, Enum and Set data types, Temporal data types, Timezone support, Handling Missing Or Invalid Data Values, SQL_MODE options. Hands on Using data types * Identifiers Using Quotes with identifier naming, Case sensitivity in Identifier naming, Qualifying columns with table and database names, Using reserved words as identifiers, Function names Hands on Using identifiers * Databases Database properties, Creating a database, Selecting a database, Altering databases, Dropping databases, Obtaining database metadata, The SHOW command, The INFORMATION_SCHEMA database, The SHOW CREATE command Hands on Using databases * Tables and indexes Table properties, Creating tables, Create table using Select or Like, Temporary tables and memory tables, Altering tables, Adding columns, Changing column widths and types, Renaming columns, Dropping columns, Adding constraints, Dropping constraints, Renaming tables, Change the table storage engine, Multiple alterations, Dropping tables, Emptying tables, Obtaining table metadata, Show create table, The information_schema, Index introduction, Structure of a mysql index, Creating and dropping indexes, Creating an index, Altering a table to add an index, Specifying index type, Dropping indexes, Obtaining Index Metadata. Hands on Creating, altering and dropping tables/indexes * Querying for data The SQL select statement and MySQL differences, Advanced order by, Order by and collation, Order by with enum datatype, Order by with Set datatype, Ordering with distinct and group by Special features of union, Limit and order by clauses, Group By clause, Group_concat, Using Rollup in a Group By clause. Hands on Querying for data * SQL Expressions and functions Components of expressions, Nulls, Numeric expressions, String expressions, Temporal expressions, Comparison functions, Flow control functions, Numeric functions, String functions, Temporal functions. Hands on Using expressions and functions * Updating data Update operations and privileges, Inserting rows, Insert using a set clause, Inserting duplicate values, Replacing rows, Updating rows, Update using the order by and limit clauses, Deleting rows, The delete and truncate statements. Exercise: Inserting, updating, replacing and deleting data * Connectors MySQL client interfaces, MySQL connectors, Oracle and community conectors, Connecting to MySQL server using Java and PHP connectors, MySQL and NoSQL, Innodb integration with memcached. * Obtaining database metadata What is metadata?, The mysqlshow utility, The show and describe commands, Describing tables, The information_schema, Listing tables, Listing columns, Listing views, Listing key_columns_usage. Hands on Obtaining database metadata * Debugging Mysql error messages, The show statement, Show errors, Show count(*) errors, Show warnings, Show count(*) warnings, Note messages, The perror utility. Hands on Debugging * Joins Overview of inner joins, Cartesian product, Inner joins with original syntax, Non equi-join, Using table aliases to avoid name clashes, Inner Joins With ISO/ANSI Syntax, Outer Joins, Left outer joins, Right outer joins, Full outer joins, Updating multiple tables simultaneously, Updating rows in one table based on a condition in another, Updating rows in one table reading data from another, Deleting from multiple tables simultaneously, Deleting rows in one table based on a condition in another. Hands on Coding joins * Subqueries Types of subquery, Multiple-column subqueries, Correlated subqueries, Using the ANY, ALL and SOME operators, Using the EXISTS operator, Subqueries as scalar expressions, Inline views, Converting subqueries to joins, Using subqueries in updates and deletes. Hands on Coding subqueries * Views Why views are used, Creating views, View creation restrictions, View algorithms, Updateable views, Altering and dropping views, Displaying information about views, Privileges for views. Hands on Using views * Import and Export Exporting using SQL, Privileges required to export data, Importing using SQL, Messages when loading data, Privileges required to load data, Exporting from the command line, Mysqldump main options, Importing from the command line, Mysqlimport main options. Hands on Importing and exporting * User variables and prepared statements Creating User variables, User variables in a select, Prepared statements, The prepare statement, The execute statement, The deallocate statement, Using prepared statements in code, with connectors. Hands on Using variables and prepared statements * Introduction to stored routines Types of stored routines, Benefits of stored routines, Stored routine features, Differences between procedures and functions, Introduction to the Block, Declaring variables and constants, Assigning values to variables, Definer rights and invoker rights, Using SELECT in stored routines, Altering and dropping stored routines, Obtaining stored routine metadata, Stored routine privileges and execution security. Hands on Writing simple stored routines * Stored routines - program logic The IF .. THEN .. ELSEIF construct, The CASE statement, The basic loop, The while loop, The repeat loop, The iterate statement, Nested loops. Hands on Writing stored routines with program logic * Stored routines - exception handlers and cursors Dealing with errors using Exception handlers, Cursors, What is a cursor?, Cursor operations, Declaring cursors, Opening and closing cursors, Fetching rows, Status checking. Hands on Writing stored routines with program logic * Procedures with parameters Creating procedures with parameters, Calling Procedures With Parameters. Hands on Writing stored routines with parameters * Functions What is a function?, The create function statement, Executing functions, Executing functions from code, Executing functions from SQL statements, The deterministic and SQL clauses. Hands on Writing functions * Triggers Trigger creation, Restrictions on triggers, The create trigger statement, Using the old and new qualifiers, Managing triggers, Destroying triggers, Required privileges. Hands on Writing triggers * Basic optimizations Normalisation of data to third normal form, Using indexes for optimization, General query enhancement, Using Explain to analyze queries, Choosing an INNODB or MYISAM storage engine, Using MySQL Enterprise Monitor in query optimization. Hands on Making use of basic optimizations * More about indexes Indexes and joins Hands on Investigating indexes and joins

KUBERNETES FOR ENGINEERS TRAINING COURSE DESCRIPTION This course covers how Kubernetes addresses the challenges of distributed systems. Hands on sessions follow all the major theory chapters. WHAT WILL YOU LEARN * Explain what Kubernetes is and how it works. * Create and run containers on Kubernetes using the Docker image format and container runtime. KUBERNETES FOR ENGINEERS TRAINING COURSE DETAILS * Who will benefit: Anyone working with Docker or Kubernetes. * Prerequisites: Definitive Docker for engineers. * Duration 2 days KUBERNETES FOR ENGINEERS TRAINING COURSE CONTENTS * Introduction Velocity, Scaling your service and your teams, Abstracting your infrastructure. * Creating and running containers Container images, Building application images with Docker, Storing images in a remote registry, The Docker container runtime. * Deploying a Kubernetes cluster Installing Kubernetes on a public cloud provider, Installing Kubernetes locally using minikube, Running Kubernetes on Raspberry Pi, The Kubernetes client, Cluster components. * Common kubectl Commands Namespaces, Contexts, Viewing Kubernetes API objects, Creating, Updating, and Destroying Kubernetes objects, Labelling and annotating objects, Debugging commands. * Pods Pods in Kubernetes, Thinking with pods, The pod manifest, Running pods, Accessing your pod, Health checks, Resource management, Persisting data with volumes, Putting It all together. * Labels and Annotations Labels, Annotations. * Service Discovery What Is Service discovery? The service object, Looking beyond the cluster, Cloud integration, Advanced details. * ReplicaSets Reconciliation loops, Relating pods and ReplicaSets, Designing with ReplicaSets, ReplicaSet Spec, Creating a ReplicaSet, Inspecting a ReplicaSet, Scaling ReplicaSets, Deleting ReplicaSets. * DaemonSets DaemonSet scheduler, Creating DaemonSets, Limiting DaemonSets to specific nodes, Updating a DaemonSet, Deleting a DaemonSet. * Jobs The job object, Job patterns. * ConfigMaps and secrets ConfigMaps, Secrets, Naming constraints, Managing ConfigMaps and secrets. * Deployments Your first deployment, Creating deployments, Managing deployments, Updating deployments, Deployment strategies, Deleting a deployment. * Integrating storage solutions and Kubernetes Importing external services, Running reliable singletons, Kubernetes-native storage with StatefulSets. * Deploying real-world applications Parse, Ghost, Redis.

ADVANCED PYTHON TRAINING COURSE DESCRIPTION This course caters to network engineers aiming to enhance both their Python proficiency and network automation skills. Delving deeper into key areas such as netmiko, Nornir, and ncclient, we also focus on automating network testing and validation. Participants gain greater confidence working with Python functions, classes, objects, and error handling. The course additionally introduces more libraries like Scrapli, TTP, pyATS, Genie, pybatfish, and Suzieq, which cover parsing strategies, automation testing, validation, network analysis, observability, and telemetry. The curriculum also encompasses concurrency techniques. WHAT WILL YOU LEARN * Write Python modules and functions. * Evaluate techniques to parse unstructured data. * Use NETCONF filters. * Handle Python errors effectively (try, assert…). * Use postman. * Automate testing and validation of the network. * Use scrapli, Genie, batfish and Suzieq. ADVANCED PYTHON TRAINING COURSE DETAILS * Who will benefit: Network engineers. * Prerequisites: Python for network engineers * Duration 5 days ADVANCED PYTHON TRAINING COURSE CONTENTS * Review CLI, NETCONF, RESTCONF, structured versus unstructured data, gNMI and when to use which. PEP 8. Naming conventions. Packages, modules, Classes and methods. The scrapli library. Netmiko versus scrapli. Hands on: scrapli, Dictionaries versus Regular Expressions. * Modules and Functions Writing your own modules, containers versus packages, virtual environments. Best practices, calling functions, writing your own functions. Parameters, arguments. Named arguments, dictionaries as arguments. Builtins. Docstrings. Main. __name__, __main__ . Program arguments. Hands on: Getting interfaces, showing interface status using Netmiko and functions. Using dictionaries as arguments. Writing your own modules. * Parsing strategies Turning unstructured data into structured data. textfsm, PyATS Genie parser, NAPALM getters, Template Text Parser. Hands on: Genie parser, TTP. Accessing structured data with lists and dictionaries. * Classes, objects and Python Python classes in Genie, PyEZ and others . Hands on: studying network automation classes, objects, methods and attributes. * Configuration management - more nornir, ncclient, requests Nornir tasks. Nornir results, Nornir functions, Nornir plugins. Nornir processors. YANG, YANG models, pyang. NETCONF hello. Capabilities. Schemas. Filters. Subtrees. XPATH. Exploring available YANG data models. NETCONF and network wide transactions. Asserting NETCONF capabilities. Configuration types. Locking configurations, commits. NETCONF data stores. Netconf-console. RESTCONF differences from NETCONF. URI construction. Postman. More XML and JSON. Git and configuration versions. Hands on: Nornir and Jinja2. Exploring available models, NETCONF filters. Using postman. * Python error handling and debugging Context handlers, try, assert, logging, pdb, pytest, unit testing, chatgpt. Hands on: Writing code with each of the error handling methods, investigating what happens on an error. Use chatgpt to debug your code. * Python Automation Testing Testing and validation. pyATS, Genie. Testbed file. Genie parse, genie learn, genie diff. Genie conf, Genie ops, Genie SDK, Genie harness. Xpresso. Hands on: Using Genie for state comparisons of the network. * Network analysis Batfish, pybatfish, configuration analysis, analysing routing, analysing ACLs. Pandas. Pandas dataframe. Filtering and selecting values of interest. Hands on: Use Batfish to analyse network snapshots, find network adjacencies, flow path analysis. * Network observability Suzieq, using docker, using as a package. Sqpoller, suzieq-gui, suzieq-cli, sq-rest-server. Namespaces and seeing devices, network state and Asserts. Time based analysis, snapshots and changes. Hands on: Suzieq: Gathering data from the network, analysing data from the network. Network state assertion. * Telemetry gRPC, gNMI. CAP, GET, SET. Subscriptions. Model Driven telemetry. Hands on: Analysing telemetry data with Python. * Concurrency asyncio, threads, processes. Nornir concurrency. Scrapli and netmiko concurrency. Hands on: Multiple SSH connections to devices at same time. Scarpli asyncio.

PROGRAMMING IN HTML5 WITH CSS COURSE DESCRIPTION This course provides an introduction to HTML5, CSS3, and JavaScript. It is an entry point into both the Web application and Windows Store apps training paths. The course focuses on using HTML5 / CSS3 / JavaScript to implement programming logic, define and use variables, perform looping and branching, develop user interfaces, capture and validate user input, store data, and create well-structured application. WHAT WILL YOU LEARN * Create and style HTML5 pages. * Use JavaScript. * Style HTML5 pages by using CSS3. * Use common HTML5 APLs in interactive Web applications. * Create HTML5 Web pages that can adapt to different devices and form factors. * Enhance the user experience by adding animations to the HTML5 page. PROGRAMMING IN HTML5 WITH CSS COURSE DETAILS * Who will benefit: Website developers. * Prerequisites: HTML5 development fundamentals. * Duration 5 days PROGRAMMING IN HTML5 WITH CSS COURSE CONTENTS * Overview of HTML and CSS Overview of HTML, Overview of CSS, Creating a Web Application by Using Visual Studio 2012. Hands on Exploring the Contoso Conference Application. * Creating and Styling HTML5 Pages Creating an HTML5 Page, Styling an HTML5 Page. Hands on Creating and Styling HTML5 Pages. * Introduction to JavaScript Overview of JavaScript Syntax, Programming the HTML DOM with JavaScript, Introduction to jQuery. Hands on Displaying Data and Handling Events by Using JavaScript. * Creating Forms to Collect and Validate User Input Overview of Forms and Input Types, Validating User Input by Using HTML5 Attributes, Validating User Input by Using JavaScript. Hands on Creating a Form and Validating User Input. * Communicating with a Remote Data Source Sending and Receiving Data by Using XMLHTTPRequest, Sending and Receiving Data by Using jQuery AJAX operations. Hands on Communicating with a Remote Data Source. * Styling HTML5 by Using CSS3 Styling Text, Styling Block Elements, CSS3 Selectors, Enhancing Graphical Effects by Using CSS3. Hands on Styling Text and Block Elements using CSS3. * Creating Objects and Methods by Using JavaScript Writing Well-Structured JavaScript, Creating Custom Objects, Extending Objects. Hands on Refining Code for Maintainability and Extensibility. * Creating Interactive Pages using HTML5 APIs Interacting with Files, Incorporating Multimedia, Reacting to Browser Location and Context, Debugging and Profiling a Web Application. Hands on Creating Interactive Pages by Using HTML5 APIs. * Adding Offline Support to Web Applications Reading and Writing Data Locally, Adding Offline Support by Using the Application Cache. Hands on Adding Offline Support to a Web Application. * Implementing an Adaptive User Interface Supporting Multiple Form Factors, Creating an Adaptive User Interface. Hands on Implementing an Adaptive User Interface. * Creating Advanced Graphics Creating Interactive Graphics by Using Scalable Vector Graphics, Programmatically Drawing Graphics by Using a Canvas. Hands on Creating Advanced Graphics. * Animating the User Interface Applying CSS Transitions, Transforming Elements, Applying CSS Key-frame Animations. Hands on Animating User Interface Elements. * Web Sockets for Real-Time Communications Introduction to Web Sockets, Sending and Receiving Data by Using Web Sockets. Hands on Implementing Real-Time Communications by Using Web Sockets. * Creating a Web Worker Process Introduction to Web Workers, Performing Asynchronous Processing by Using a Web Worker. Hands on Creating a Web Worker Process.

Learn bash programming for Linux, Unix, & Mac. Learn how to write bash scripts like a pro & solve real-world problems!